Php fatal error access undeclared static property smarty jobs

...the option to attach files. Upon submission, a PHP script is triggered to email the data to me as a CSV file. The attachments (typically JPEG’s or PDF’s) uploaded by the patients are not being included in the email. Objective: Adjust program to upload and transmit attachments with .csv Deliverables: - Updated program with ability to transmit attachments in csv - Documentation of all changes with code (unrestricted) - Format attachments as: o Insurance-patient’s last name-patient’s first name o ID- patient’s last name-patient’s first name Attachments: The HTML, relevant Javascript and PHP script I did not include the balance of the program that is not relevant to this project Additional Information: If you require any further detail...

...configure it properly. Key Requirements: - Ensure that all transactions are visible and accurate. - Ensure that block details are displayed correctly. - Confirm that wallet balances are being captured and shown accurately. I am not receiving any error messages or codes, so the issue seems to be related to the configuration of the explorer itself. Ideal Skillset: - Proficiency in working with Bitcoin-based blockchain technology. - Previous experience with crypto explorer configuration. - Ability to troubleshoot and identify issues without clear error messages. - Attention to detail to ensure that all information is being accurately captured and displayed. Please provide examples of similar projects you've worked on and explain your approach to verifying and conf...

I'm on a mission to procure leads for potential house buyers in Dubai, and I need a skilled professional to assist me in this endeavor. Specifically, I am looking for a freelancer who can use online platforms to gather these leads. The leads you provide should include: - Basic contact information - Property preferences - Financial readiness The goal is to obtain between 100 to 300 leads. Your understanding of the real estate market in Dubai, as well as your ability to navigate and utilize online platforms for lead generation will be key to your success in this project. Experience in similar tasks would be a huge plus. Looking forward to reviewing your proposals.

...bottleneck. - Familiarity with handling and tuning numerical data processing in R Shiny is a must. - Understanding of how data loading impacts the overall performance of R Shiny apps and how to effectively improve it. - Not only should your changes maintain the integrity of our current data presentation infrastructure, but they should also enhance the overall user experience by providing quicker access to insights. Ideal freelancers will have extensive experience in working with R Shiny apps, data optimization, and have a deep understanding on speeding up data loading operations. The app is already built and hosted on shinyapps.io. It is presented to the public on my Squarespace site. You can see it here: I do not want any changes to the app, I only want

We're in need of a developer with SaaS experience to create a complete car rental management solution. Our top priority features include the facility for online reservations, vehicle tracking, and a payment gateway integration. An important component of our project is mobile application development, required for both iOS and Android platforms. The mobile apps must offer push notifications, location services, and a quick booking feature. Ideally, you have a proven record of delivering similar solutions in past projects.

...password hashing method. Ensure compatibility and seamless integration between Magento 1.9 and Odoo 16 CE. Provide documentation and support for the developed module. Note well: Magento customers are already loaded into Odoo. Magento passwords can be stored in an encrypted format in a new field in Odoo for the initial login check and subsequently deleted for security reasons. We aim to grant portal access to Magento customers without requiring them to receive invitation emails to create a user account. The ideal candidate for this project should possess: Expertise in Magento 1.9 and Odoo 16 CE, with a strong understanding of their respective architectures and APIs. Proficiency in Python programming language, as the solution will involve coding within Odoo's framework. Exp...

I am seeking researchers in Boston, USA to conduct market research for a retail audit. The ideal candidate should have good communication skills and access to a smartphone and be able to complete the project in 2 weeks. You will visit 30 bars in the city of Boston, USA and the payment for this project is €420. For this project, the product cost and materials needed to assess the product will be reimbursed. Specific requirements for the project include: - Conducting a retail audits in Boston, USA - Collecting data on consumer behavior and preferences Skills and experience needed for this project: - Strong analytical skills - Excellent communication skills - Ability to finish the project by a specific deadline - Flexible schedule Please get in contact if you are interested in...

Need css expert to make a website mobile optimized, i have around 7 pages, i can't give access to website, you have to inspect code and provide me css for mobile view alone, i'll give you reference website of the mobile view, budget 1000 INR and should be done tonight.

...unique project involving Raspberry Pis and AWS Greengrass. Your main task would be to develop a system that allows Raspberry Pis to share updates with nearby devices offline. Key Requirements: - The system should be designed to share updates specifically with other Raspberry Pi devices running Raspbian, offline. - The purpose of sharing these updates is to cater to locations with limited internet access. This is essential for our project as it ensures that the devices can remain updated despite the lack of connectivity. - The system should be able to initiate the update process automatically. This means it should be able to detect nearby devices and share the necessary updates without requiring manual intervention. Ideal Skills and Experience: - Proficiency in Raspberry Pi hard...

Requiero soluciòn al error de seafile adjunto

I'm seeking someone with Raspberry Pi expertise to guide me throug...automated solution, I do require a step-by-step method to manually change the password. I have physical access to my Raspberry Pi and would appreciate hands-on direction or if we could make it remotely. Ideal candidates should have in-depth knowledge of Raspbian OS and excellent communication skills. Also I succeded to implement and control my smart home by using TS7-pro 7 Inch Touch Display sunfounder which is attached to raspberrypi 4 by following Mike Watt method (Creat a Raspberry Home Kiosk) but unfortunately the kiosk itselvs did not display the buttons and/or dashboards in the screen but still I can acces Home Assistant from a tablet and mobile, so I want help to fix the issue why I can not access...

...information to Curlec's direct debit authorization form (so the merchants don't have to key in the details again) such as merchant name, bank name, bank number, etc. 2) Pull information from Curlec once direct debit authorization is completed to be updated into my Zoho CRM In addition to that, I would like to be able to create a webpage/landing page with a unique URL to each merchant so they can self access to see what is the progress of their application without having to call FoodPanda's hotline. I know Zoho CRM has a portal functionality for this but I can't seem to make it work. For details of the workflow, can review this: https://docs.google.com/document/d/1Vd9TBeinhkh0D1Hzr1bxqqwlJhghTFqruGbVJ2KEfaw/edit#heading=h.4f6wj1qw8l7z and this

I have a spreadsheet/pdf of items with new prices. I need the new prices to be reflected on my website, both in Woocommerce itself, but also on one static page.

I am in need of a skilled designer who can create both static and animated mockups for laptops and mobile devices. The target platforms for these mockups are iOS and Windows. Key Requirements: - Creation of static and animated mockups - Proficiency in designing for iOS, Mac and Windows platforms - Demonstrable experience in user interface design - Ability to showcase device interaction effectively Please let me know if you have experience in creating such mockups and your approach to showcasing user interface design and device interaction. Your portfolio should clearly demonstrate your past work in these areas.

...The ideal candidate to execute this project should have: - Proven experience in developing inventory management systems, particularly those that have been utilized in IT settings. - Strong knowledge and skills in creating web-based systems. - A keen understanding and ability to incorporate the features and layout of gogenuity, bluetally and asset panda, or systems with similar qualities. The access to this system will be web-based for easy and immediate updates regardless of location. Please detail your approach, timeline, and the technologies you plan to use when bidding. Thank you....

As a single phase domestic supply owner in North Yorkshire, I am looking for an experienced electrical engineer who can successfully perform a detailed power system analysis for me. Your foremost task will include: - Analyzing the reason behind the overreading meters, potentially due to harmonics. - Recommending a solution to address the problem. - If the solution is outside the property presenting a paper to OFGEM detailing the science behind the problem, the solution and the party responsible for implementing the solution (Power Supplier or Electricity Board) Ideal Skills: - Strong understanding of single phase domestic supply systems. - Expertise in load flow studies and power system analysis. - Proficient in diagnosing and resolving issues related to power system ...

I'm looking for a skilled PHP developer to help me complete a landing page with order function and integrate Stripe payment gateway. Landing page is designed already and has some initial PHP code already. The landing page is part of our Affiliate program. Each Affiliate gets their own landing page with their own contact details displayed. Affiliates promote this page and earns a commission on each sale through the page. All this should be recorded in the DB. They way it should work is like this: The code should then take the "username" and use it as a variable to select the right Affiliate in the DB with the corresponding username. Now it takes the details for that Affiliate and shows on the landing page. You have to check that this works. 1. Check t...

Need fix this error on anydesk Google Campaing Not eligible for Compromised site

...data to generate fresh insight about soil moisture levels in order to allocate water resources more efficiently. Key Responsibilities: > wireframe the screens > source photos & icons & digital assets required to make a prototype > create a clean visual look & feel > create a clickable Figma prototype of the use case The level of interactivity I'm looking for is basic - simply click through static screens. Ideal Skills: - Proven experience in UX design - Prior work on communication-focused apps - Proficiency in Figma - Ability to think creatively and suggest improvements Deadline: Tentative deadline: Fri 10th May, 2024 Reference Materials: > Project Brief: We have a brief project spec to outline our requirements > Storyboard: We hav...

I'm on the lookout for a highly persuasive and articulate individual with proven experience in cold calling. The primary aim of this project is to generate leads in the construction and real estate field. Key Responsibilities: - Generate potential leads for construction and real estate services - Target homeowners, commercial property owners, and real estate investors - Display an in-depth understanding of our services to properly explain to potential clients Required Expertise: - Excellent communication and persuasion skills - Proven experience in sales, lead generation, or related roles - Familiarity with the construction and real estate industry preferred - Strong understanding of customer and market dynamics Your work will considerably drive our company's lead ge...

...created, if you contact me I will explain what is missing My project involves interacting with an API (specifically Yahoo Finance) to collect information about stocks or mutual funds. I use the venv environment along with Python to accomplish this task. Subsequently, the goal is to display this data on the screen using React. The application will have a search function that will allow users to access a large amount of information. Additionally, there will be a section where users can enter multiple stocks for comparison purposes. The program will analyze these inputs to determine the best investment option. Additionally, the app includes several display options, such as graphs, to display these comparisons effectively. Additionally, I intend to incorporate a user authentication...

...would be set up here and would be easy for us to manage. Key requirements: - The server should allow for file storage and sharing. This is crucial as the primary purpose of the server is to receive stock information in Excel format. - We expect to receive these spreadsheets on a daily basis, so the server should be robust enough to handle this. - Different users will need different levels of access. Suppliers should be able to write to the server but not be able to modify or delete other files. Ideal Skills: - Proficient in setting up FTP servers and familiar with Filezilla - Experience with network security and data encryption - Ability to create a user-friendly interface for non-technical users - Excellent communication skills to guide us through the setup and management pr...

I need a skilled proofreader to review my 8600-word English academic paper. Key Requirements: - Proficient in English: The ideal candidate should have a strong command of English grammar, punctuation, and sentence structure. - Attention to Detail: I need someone who can meticulously proofread my paper, catching any ...should have a strong command of English grammar, punctuation, and sentence structure. - Attention to Detail: I need someone who can meticulously proofread my paper, catching any errors or inconsistencies. - Academic Writing Experience: Experience with academic writing and a keen eye for academic conventions and clarity of argument would be a plus. I'd appreciate someone who can provide not just error corrections, but also suggestions for improvements in clarity...

Confirmis ( ) is a Singapore-based business information provider specializing in connecting businesses with global capabilities; comprised of industry veterans, Confirmis business model is designed ...former employer; to verify whether the candidate was indeed an employee at the specified company. • Take pictures of the candidate’s former employer as per Confirmis’ standard operating guidelines • Job will only take less than one hour to accomplish (excluding travel time) REQUIREMENTS: • Must be living in (or nearby) Abu Dhabi, UAE • Has a camera or phone/tablet of quality with a camera, internet access Note: Payment will be released the following week after the site visit to give us time to organize the report and contact you if we need additional c...

...features needed for this project: • Cross-Platform Mobile Application: This app should be developed for both iOS and Android platforms. Users should be able to stream their event directly through the app. • Responsive Web Application: A responsive web application is required that offers the same features and functionality as the mobile app. • Streaming Access to Public: All streamed events should be accessible to everyone with viewing access unrestricted. • View Only Model: The application and website should strictly support viewing only. A chat or interaction feature during live events is not desired. Ideal candidates for this job are ones with experience in live streaming applications, payment gateway integration, and cross-platform app developme...

...repetitive tasks such as campaign scheduling, audience segmentation, and content personalization. Continuously optimize marketing strategies based on real-time feedback and performance metrics. Security and Compliance: Ensure data privacy and regulatory compliance by implementing robust security measures and adhering to relevant regulations such as GDPR, CCPA, etc. Encrypt sensitive data, enforce access controls, and conduct regular audits to mitigate security risks. Benefits: Enhanced Customer Engagement: By delivering personalized experiences and targeted messaging, the system fosters deeper engagement and loyalty among customers. Improved Marketing ROI: By focusing resources on high-value segments and optimizing campaign performance, the system helps maximize the return on in...

Notes---- pls Contact only if it is useful and you understand. Read first We are in search of a proficient Laravel/PHP developer to assist in the development of APIs for our upcoming matrimonial app. The backend infrastructure is based on Laravel, and we require the creation of several API endpoints to power core functionalities of the application. Notification API: Enable notifications for user interactions and events within the Code: Implement coupon code management for user promotions, including creation, validation, and : Develop APIs to manage user messages, including sending, receiving, deleting, and reading Active/Online: Track and display users' last active time and online Match: Calculate similarity scores between

I have an error in my asp.net MVC application. The form is using AJAX to show particular dropsownlist data. its working fine but if the validation works, the ajax call is reseting and stop working.

NOTE: DO NOT APPLY TO THIS JOB F YOU ARE NOT OKAY WITH $2 PER HOUR RATE! I need a WordPress & Elementor Developer that is comfortable working with frontend and backend. I need someone that has much time available. And checks their work thoroughly. I want a developer that ...APPLY TO THIS JOB F YOU ARE NOT OKAY WITH $2 PER HOUR RATE! I need a WordPress & Elementor Developer that is comfortable working with frontend and backend. I need someone that has much time available. And checks their work thoroughly. I want a developer that will save me time. Not waste time causing me many many revisions. You will be working on a portfolio site. I also prefer someone that has access to BrowserStack or another Cross Browser service for testing sites. Please let me know how soon ...

we are looking for a senior experienced PHP developer with a minimum of 15 years of experience Skills and Experience MUST HAVE: - 15+ years of core PHP development experience. - Proficient in Laravel framework. - highly knowledgeable in php programming and experience SQL Injection prevention/fixing - Finding and Securing any loop holes in the system - **must be an independent developer, not an agency! - must be able to work on github - lastly making sure platform is mobile responsive Must have experience in social media or multi-user platform, chat system, ecommerce platform *******We will only hire independent freelancer. If you are an agency, if you are a marketing person or project manager and will delegate the work to someone else, meaning, will subcontract the...

I'm looking for an experienced ethical hacker to test the security of my PHP-based website. I particularly need to ensure the website is compliant with OWASP Top 10 standards. Key Requirements: - User Authentication Testing: Verify the strength of our user authentication methods. The chosen freelancer should be able to effectively identify and exploit vulnerabilities in our user login process. - Authorization Controls Testing: We need thorough testing on the authorization controls in place to ensure that only authorized users can access specific resources. - Input Validation Testing: We need someone who can identify any weaknesses in the input validation of our website. This is crucial in preventing common security vulnerabilities like SQL injection and cross-site scri...

I'm seeking a property manager capable of handling a variety of tasks. Responsibilities primarily consist of a broad range of account management duties: * Gather data from designated sources (e.g., Google Drive) for entry into document management systems or partner websites. * Review documents for accuracy and completeness, attaching supporting files as necessary. * Conduct searches for additional information to complete incomplete documents. * Verify, correct, and manage data integrity, including deletion of unnecessary data and data consolidation. This position demands meticulous attention to detail, a college degree, proficiency in basic software tools (Microsoft Office - Word & Excel), and accessibility to email and devices (computer or phone). We require individuals ...

The Website operates on a lead generation model that facilitates connections between customers (homeowners or property managers) and service providers (tradespeople, contractors, or professionals) in the home improvement and renovation industry. Here's a detailed explanation of how the lead generation model works for both customers and service providers: For Customers (Homeowners or Property Managers): 1. Posting a Project: 2. Customers start by posting their home improvement or renovation project on the platform. They provide detailed information about the project, including the type of work needed, project scope, budget, timeline, and any specific requirements or preferences. 3. Project Review: 4. Admin reviews the project posting to ensure it meets their...

I'm in need of a Pine Script strategy that's centered around Moving Averages, aimed at determining entry and exit points for trading. Key components: - The primary goal of the strategy is to identify the optimal moments for entering and leaving trades. - The strategy should be design...moments for entering and leaving trades. - The strategy should be designed to effectively utilize Moving Averages for this purpose. Other important details: - You need to have a good grasp of Pine Script and be experienced in developing trading strategies. - It should be able to generate on-screen alerts for entry and exit points. - The script should be easy to understand, well-commented, and error-free. Upon completion, we will test the strategy and if proven effective, further wo...

...Text-to-Speech (TTS) technology, and AI. Our project involves creating a Text-to-Speech and Translate and replace Audio Line solution for the Kurdish language. *****About Our Tool***** We Build a Tool that have as Frontend WPF and as Backend Python and Django and as DB is MongoDB The Tool is ready to use and u will get access when we Start ****How we will Work*** We have Server that have enough resources that will help u to work on the Tool We will create a RDS Access for u where u can access to the System and Start ur work using our Server "VMWARE" ****What is your Work***** Coz u dont speak our kurdish Language we must train the tool by our self, thats mean u have to do Adjustments in the Tool only *****Training**** To Train the Tool we already...

I'm looking for a skilled WordPress developer to help me remove the "Powered by Woo" tag from my Analee theme. Unfortunately, I don't have direct access to the theme's files, so I need assistance with this task. Key requirements: - Familiarity with WordPress and theme customization - Ability to access and modify the theme's source code - Strong understanding of PHP, HTML, and CSS - Experience with removing brand credits on themes Communication will primarily take place via email, where I'll provide feedback and updates on the progress. I'm looking for someone who can deliver this customization promptly and efficiently. Please share your relevant experience when applying to this project.

...and user-friendly. Our primary goal is to create an engaging platform that effectively delivers information to our audience of business professionals. Key requirements include: - **Design Refresh:** The website needs to be visually appealing and professional to cater to our target audience. - **User-Friendly Navigation:** The design should be intuitive, making it easy for visitors to find and access the information they seek on any device, Desktop, Mobile Phone, or Tablet. - **Contact Form Integration:** We'd like to incorporate a contact form that allows our visitors to easily reach out to us. Ideal candidates for this project should have: - A strong portfolio demonstrating their experience in designing websites. - Experience in creating websites that cater specifically t...

I'm looking for a Senior Dell Boomi Lead with over 8 years of Boomi iPaaS experience and strong administrative skills. The professional will be responsible for architecting integrations, optimizing existing integrations, and ensuring a seamless platform operation. Key Responsibilities: 1. Lead the design and architecture ...Build Phase. 9. Monitor Integration Projects To Ensure They Meet Business Requirements, Satisfy Stakeholders' Expectations, And Adhere To Project Deadlines. 10. Serve as a technical expert, Analyzing Source System Data, Identifying Integration Needs And Providing Input To Design Solutions. 11. Administer The Dell Boomi Platform, Including Process Integration, Maintenance, Deployment, Security, And Error Resolution. Please share your relevant experien...

I would like to optimize a task by using a powerbi dashboard. Currently I'm using and Excel file, it is good but it could be much better with PowerBI. You'll find in the attachment my file and specifications...be much better with PowerBI. You'll find in the attachment my file and specifications for the dashboard. Dashboard I'm managing is about HR. I have to count Headcount by country and department month by month. Then I compare figures to targets. For sure during a year, headcounts and targets are changing. My compagny don't use the Saas powerBI, we are using a local instance and I can't give access. I think it is not a big issue, we can produce the dashboard with data set and then I will mange the implementation. Please contact me if you are ...

*NOTE: AUTO GENERATED APPLICATIONS WILL BE REMOVED! *NOTE: THIS JOB IS FOR $2 PER HOUR. IF YOU HAVE AN ISSUE WITH THE PAY, PLEASE DO NOT APPLY Looking for Wordpress developer immediately available for work… Your job is do QA testing on my site and find all the issues that you can. ...GENERATED APPLICATIONS WILL BE REMOVED! *NOTE: THIS JOB IS FOR $2 PER HOUR. IF YOU HAVE AN ISSUE WITH THE PAY, PLEASE DO NOT APPLY Looking for Wordpress developer immediately available for work… Your job is do QA testing on my site and find all the issues that you can. Then your job is to fix these issues. This is a Portfolio site made with Elementor / WordPress. ****NOTE: I prefer someone with access to a multi browser / cross browser service like or something. Please NO LAZY TE...

...means you are unwilling to define a WBS for the work and you add only a price tag to the task. We are sorry we will not hire you in such a case! coding requirements: - clean code in terms of clean code book - best practices for development (code level documentation, common patterns, OOP as possible) - best practices for agreed and choosen libs/frameworks Deliveries? - in our on premise git (access will be granted to you) - full sources - typescript only - full working build (for CI and local build) - libs, need prior confirm and we prefer to use mostly latest stable versions - JDK 17 (mostly LTS) - your code is working on our end too - your code passes our CI build (with provided maven can be checked) - you may require to help us here on setup - docker compose to startup all ...

Project Deadline: 1 Day Project Budget: $50 Project Type: PHP (8.2 and above) Server Type: Linux Ubuntu Project Overview: We have an existing PHP script that calls the OpenAI API & outputs the response in decoded JSON format. We want to add Replicate API () to the script so we have the option of using the Replicate API instead of the OpenAI API. A user should be able to specify which API the script should use via a line in the code. So... - Currently: Script uses OpenAI API - New Version: Script uses both OpenAI API & Replicate API The output format from Replicate API must match the OpenAI API response, as the output is used in an existing Web App. New API Documentation:

I need assistance in setting up a Tekla Multiuser Server to enable effective work from home. My internet access at home is stable and reliable. I operate on Tekla Structures 2023 and plan to use a virtual private network (VPN) for connectivity. Key skills and expertise required: - Knowledge of setting up Tekla Multiuser server - Familiarity with Tekla Structures 2023 version - Working expertise in setting up VPN connections With the right knowledge and skills, the task should be straightforward and convenient to accomplish. Please bid accordingly.

I need an experienced developer to extend my existing PHP SQL driven platform. This project revolves around adding innovative features to the current structure. . Your job will include: - Analyzing the current structure and proposing alterations to accommodate the new functionalities robustly. - Implementing these suggestions after my approval with special emphasis on maintaining the overall performance & responsiveness of my website. To be an ideal fit for this project, you should: - Have previously worked on expanding PHP SQL based platforms. - Be capable of producing detailed project proposals. Apply with your most detailed project proposal, including your understanding of this task, estimated timeline, milestones, and why you think you're suitable for this...

Hello I am seeking an experienced architect to design a Two-Story Villa in Minimalist Style. Key Project Requirements: - The dimensions of the building are 13 meters by 10 meters. - The design of the building should be in a minimal style. - Public spaces and kitchen should be on the ground floor. - On the first floor, three bedrooms, two toilets and two bathrooms are needed. - The way to access the roof must be from the interior of the house. - The design includes 2D and 3D maps and building facade design. - Frequent interaction with the designer is necessary to achieve the desired result and complete design. Ideal Skills and Expertise: The end product should be a high-quality 3D visualization that fully lets us grasp the proposed design. I'm especially interested in individual...

Hi Swapnil helped me before with an email redirect issue. I am locked out of my wordpress site with an unspecified critical error message...my hosting company suggests a fault with a plug in but cannot pin point which one. Can you help?

I am in need of a Property Manager to oversee my both residential and commercial properties. You will be responsible for a range of services that ultimately ensure the profitability and smooth operations of these properties. Key Responsibilities: - Effective tenant screening and leasing processes for new tenants. - Ensuring all maintenance and repair needs are addressed in a timely and cost-effective manner. - Handling financial reporting and rent collection with precision and transparency. Ideal candidate should meet the following criteria: - With or without experience as Property Manager are welcome to apply. Full training, materials and how-to videos will be provided. - Must be living in any of the following countries: Europe (all European countries), North America (US o...

I consider my self a linux user with more than 10 years of experince. I have having some issues with a linux server running mysql. From time to time it stops responding. I am unable to find the root cause. Therefor i need a linux guru to connect to my anydesk/teamviewer and debug with me till we find the error and fix it. We have various logs in the system so it will be helpful to debug

Please Sign Up or Login to see details.

As a business expert, I need a detailed and functional document which outlines the features and functionalities of a digital platform I'm envisioning for stock traders. This platform aims to significantly enhance the trading experience for users and facilitate their access to a wide range of tools and information. Key Features: - Real-time Market Data: Users should have access to live and accurate market information to make informed decisions. - Automated Trading Tools: The platform should offer various automation features for traders to streamline their trading activities. - Portfolio Management: A system for users to efficiently manage and track their investments. - Technical Analysis Tools: The platform should provide advanced tools for users to perform technical an...