Node js error handling callbackεργασίες

Επιλυση προβληματος fatal error

Θα πρέπει να γίνει χρήση τεχνολογίας Node JS . Η υπηρεσία αναγνώρισης φωνής που θα χρησιμοποιηθεί είναι της google speech-to-text όπου ο χρήστης μέσω μιας web εφαρμογής θα παραγγέλνει &phi...

προγραμματιστές NetxJS ή Nuxt Js που μπορούν να μετατρέψουν έναν υπάρχοντα ιστότοπο Angular σε Next Js ή Nuxt Js. Κυρίως εργασίες front-end για να αποκτήσεi γρήγοραδα στον ιστότοπο για την Google. Δεν &e...

Ανάγνωση κώδικα front+back (vue3+node js) για εύρεση και διόρθωση τυχόν λαθών σε ήδη υπάρχουσα ιστοσελίδα.

Γεια σου Χαράλαμπε! Γιώργος από Αθήνα , εδώ! Ελπίζω να είσαι κ...Ελπίζω να είσαι καλα! Θα ήθελα μια τροποποίηση σε ενα διαγραμμα της , που παίζει σε javascript καθαρά. Αυτό...

Γεια σου Παναγιώτη! Γιώργος από Αθήνα , εδώ! Ελπίζω να είσα...Ελπίζω να είσαι καλα! Θα ήθελα μια τροποποίηση σε ενα διαγραμμα της , που παίζει σε javascript καθαρά. Αυτό πο&ups...

Ενδιαφέρομαι για ιδιαίτερα μαθήματα σε React JS

when trying to edit title in wordpress website the following error appears Updating failed. Error message: The response is not a valid JSON response. Title that needs to be changed: from: Επικοινωνήστε μαζί μας στο τηλ. 70009300 για περισσότερες πληροφορίες. change to: Κυβερνητικό Σχέδιο Απόσυρσης και Αντικατάσταση...

Δημιουργίας custom πλατφόρμας τύπου airbnb με τις εξής δυνατότητες: 1. Δημιουργία λογαριασμού χρηστών ...ενημέρωση του ενοικιαστή. Ανάλογη ενημέρωση στο calendar του δανειστή κ&alp...

Δημιουργίας custom πλατφόρμας τύπου airbnb με τις εξής δυνατότητες: 1. Δημιουργία λογαριασμού χρηστών ...ενημέρωση του ενοικιαστή. Ανάλογη ενημέρωση στο calendar του δανειστή κ&alp...

Το project αφορά μία πλατφόρμα για μια ακαδημία. Σε αυτήν την πλατφόρμα θα εισάγονται οι φοιτη...ιστορικό. Θα πρέπει το περιβάλλον να είναι φιλικό και εύχρηστο. Σε κάθε εγ&...

Το project αφορά μία πλατφόρμα για μια ακαδημία. Σε αυτήν την πλατφόρμα θα εισάγονται οι φοιτη...ιστορικό. Θα πρέπει το περιβάλλον να είναι φιλικό και εύχρηστο. Σε κάθε εγ&...

I have a user profile with Buddypress and need 4 single posts added to the user profile page. These single posts are already created. They should follow the same template for all users. Key Requirements: - Custom code development for Buddypress to add 4 single posts to user ...dynamically based on users' activity. - Activities that should trigger updates include user posting a new article or comment, and when the user updates their profile information. Ideal Freelancer: - Proficient in Buddypress development and customization. - Skilled in PHP and WordPress to create custom codes. - Experience in integrating dynamic content based on user activity. - Familiarity with handling user interaction triggers for content updates. - Good understanding of UX/UI to ensure a consistent pr...

I'm looking for professionals adept at structural analysis, specifically with experience determining the properties of retaining walls, to evaluate my wall which is currently in a good condition, without issues. Your task will include: - Identifying if the wall is indeed a retaining wall. - Providing estimates for the cost of install...properties of retaining walls, to evaluate my wall which is currently in a good condition, without issues. Your task will include: - Identifying if the wall is indeed a retaining wall. - Providing estimates for the cost of installing a wooden beam, considering the removal of the wall. Proficiency in cost estimation and experience with wooden beam installations is preferred. I anticipate careful handling and minimal damage during the instal...

...Build interfaces for the above-listed sources to fetch and process data dynamically. - AI Model Development: Develop a model that can predict keyword effectiveness and suggest optimizations based on integrated data sources. - The model must function optimally regardless of whether data is available from one, several, or all sources, consistently delivering the best possible results - User Input Handling: Design the model to accept initial keyword inputs during user onboarding in Adaise and further refine suggestions based on crawled landing page content if no initial keywords are provided. - Flexibility and Scalability: Ensure the model can adapt to varying levels of available data and scale as new sources are integrated. - Output: The model should produce a manageable set of opt...

I'm looking for an experienced domain broker who can help me acquire a premium domain urgently. Key Requirements: - The domain in question is a premium one, so experience in handling high-value domain transactions is a must. - You should be well-versed in the intricacies of domain sales, able to identify the right opportunities and negotiate effectively. - Your network and access to premium domain sellers is crucial for a quick turnaround. - While I have not specified the primary goal for this acquisition, a broker who can guide me in aligning the domain with brand recognition, SEO advantage, or a speculative investment would be an added advantage. Timeframe: - This is an urgent requirement and thus, I'm looking for someone who can broker this acquisition for me as ...

...Instructions -Originality: Only original designs are accepted in this contest. Using pre-designed templates or significantly similar existing designs will result in immediate disqualification and could negatively impact the contestant's standing. -Base Theme: Your design must be based on the Vuexy theme template provided in the Figma link here: ~1?node-id=870%3A37366&t=BETtSmdXcd858HVH-1 (WHEN YOU ARE IN THE LINK YOU CAN REQUIRE ACEESS TO IT SO YOU GET FULL ACCESS THERE TO COPY IT) . Use this as inspiration but create something unique that aligns with our brand., the template link: -Color Scheme: Main color to be used is #065AD1. -Initial Submission: Contestants are required to submit

I am seeking an experienced Solana developer proficient in Python scripting for cryptocurrency trade automation. Tasks Involved: - Develop a smart contract on Solana blockchain to execute buy/sell orders. - Blockchain integration with the targeted cryptocurrency exchange - Raydium. - DApp development for s...immediate execution of buy/sell orders on Raydium. At this moment, there are no specific indicators or conditions to consider before executing the order. Preferred candidates would have a track record of developing similar projects. Prior experience with Raydium integration will be a plus. No need for fancy interface, just need it to work seamlessly and quickly. Looking for a highly reliable and error-resistant script. Please provide your estimated timeline and quote for thi...

I need a dev to translate a JS script to Python, bonus if you have Paypal integration experience Start bid with "node python"

I need a proficient translator to convert a technical document from English to Spanish. Key Requirements: - Understanding of technical language: The document contains technical jargon, so the translator must have experience in this field to accurately translate it into Spanish. - Attention to detail: It's critical that the translated document is error-free and retains the original meaning and terminology. - Fluency in English and Spanish: The translator must be fluent in both languages to ensure a high-quality translation. Ideal skills and experience: - Professional translator with a background in technical translations is preferred. - Experience in translating documents from English to Spanish. - Familiarity with the subject matter of the document is a plus. - High accurac...

I'm looking for a skilled developer to create an Arabic e-commerce website focused on digital products. Key Requirements: - E-commerce Focus: The primary goal of the project is to establish a full-fledged e-commerce platform, catering to the Arabic-speaking audience. - Digital Product Support: The site should be capable of handling digital products, so prior experience with similar projects is highly valued.

Seeking a talented developer to assist in automating mass payment processing, specifically for e-commerce platforms, through Cybersource Payouts. This automation should enable streamlined transactions and financial accuracy. Skills Required: -Experience with Cybersource Payouts implementation -Proficiency in e-commerce platform integration -Kee...integration -Keen understanding of payment processing and automation Expected Deliverables: -Massive payment processing automation -Integration of this automation with an e-commerce platform Working on this project will entail a significant understanding of financial transactions within the digital marketplace. With this automation, the goal is to move towards a more efficient, faster, and less error-prone means of managing and executing...

I'm in need of an experienced AV Technician well-versed in setting up, troubleshooting, and operating audiovisual equipment, specifically for outdoor events. Responsibilities: - Setting up audiovisual equipment for various functions - Troubleshooting any technical issues that may arise - Operati...outdoor events. Responsibilities: - Setting up audiovisual equipment for various functions - Troubleshooting any technical issues that may arise - Operating the audiovisual equipment during the event Experience and Skills: - Familiar with sound systems - Proven experience in an outdoor setting - Strong problem-solving abilities in resolving audiovisual technical issues Your prior experience in handling outdoor events will be advantageous. Looking forward to a professional and q...

...why users are not adding to cart, and reducing our cart abandonment and increasing conversions. - You should analyze the current checkout system, our product descriptions, and make it more user-friendly, with the aim of reducing the abandonment rate. 2. **Technical Issues:** - The site has been experiencing error messages and payment processing issues during the checkout process. - Your job will be to identify and fix these technical problems, ensuring a smooth and error-free checkout experience for our customers. 3. **Site Speed Improvement:** - Slow page load times have been cited by customers as a reason for abandoning their carts. - You should work on improving the site's speed, optimizing various elements of the website to ensure quick loading ...

I'm seeking a social media professional who can assist with my Instagram ad posting issue. Despite not receiving any error messages, I've been unable to post Instagram ads lately. I'm looking for someone to identify and resolve the root cause of this issue, allowing me to successfully post my ads for product sales on Instagram. Key Responsibilities: - Diagnose the issue: Investigate the cause behind my inability to post Instagram ads. - Implement a solution: Once the root cause is identified, fix the issue to unblock my ad posting. - Ensure smooth ad posting: Make sure the issue is resolved comprehensively to avoid future hiccups. Ideal Candidate: - Proven experience with Instagram ads: I need a professional who has a solid understanding of the platform and its ad p...

I'm looking for a skilled game developer to create an engaging 2D game for both iOS and Android platforms. The main objective of this game is to complete levels, and I envision it in a fun and playful cartoonish art style. Key Requirements: - The game should feature 10 levels in total, each progressively more challenging than the previous. - Implement in-game purchase func...creative approach to designing games in a cartoonish style, bringing the game world to life while maintaining a consistent visual theme. If you're passionate about game development and have the skills to bring this vision to life, I'd love to hear from you. Please provide examples of your previous work in game development, particularly any that showcase your experience in creating levels and handli...

I need a skilled developer who can create a scraper that can fetch audio IDs from Roblox. Key Requirements: - Scraping: The tool should be capable of efficiently extracting audio IDs from Roblox. with proxies Please only apply for this project if you have previous experience with web scraping tools and are familiar with Roblox's platform. Your solution should be robust, fast, and capable of handling large quantities of data.

...There is no need to develop the payment checkout. Only calls to endpoints ✅ WHAT WE NEED TO DO Pages in ReactJs • Platform pages developed in ReactJs Structure JWT – Token • Token Storage:  Store the JWT token in the browser's localStorage or sessionStorage • Interception of HTTP Requests:  Use Axios interceptors to add the JWT token to the header of all requests. Handling ERROR and SUCCESS Messages with Pop-ups • Error • Success Credit Card Tokenization on the Front End • Use API to tokenize credit card information before sending it to the backend Device Responsiveness • Cell phone • Desktop • Notebook • WideScreen Monitors • Tablets Pagination of Cards on the HOME Page and SEARCH RESULTS ...

My website is facing an email sending issue. I am using 'sendmail' as the email service method. When users try to submit a contact form on the website, the email is not being sent. I am not receiving any error messages, but the emails are simply not going through. Ideal Skills and Experience: - Proficient in 'sendmail' email service method - Strong understanding of PHP and server-side scripting - Experience in troubleshooting email sending issues - Familiarity with website contact form functionality It would be great to work with someone who can quickly identify and resolve the issue so that the contact form emails are successfully delivered.

I am in need of a professional website developed to showcase my academia-focused content. The site should be specifically designed to hig...the full text PDF. - Organization: The publications should be organized by research topic, allowing visitors to quickly navigate to their areas of interest. Ideal skills for the job: - Web Design: You should have a portfolio demonstrating your ability to create professional, clean, and user-friendly sites. - Content Management: Familiarity with content organization is crucial, specifically in handling academic or research materials. Overall, this project requires a keen eye for details and a robust understanding of academia and research publications. Your ability to create an intuitive user interface will also be pivotal for the success of thi...

I need a versatile virtual assistant to manage both calls and emails for my English-speaking customers. On average, I receive between 10-50...average, I receive between 10-50 calls and emails per day. Key Responsibilities: - Answering incoming calls - Responding to emails in a timely manner - Handling customer inquiries and complaints effectively - Maintaining a high level of professionalism and customer service skills Skills and Experience: - Excellent verbal and written communication skills in English - Previous experience in customer service roles - Ability to multitask and work efficiently under pressure - Proficient in using customer service software - Strong problem-solving skills and a positive attitude Please let me know your availability and your approach to handlin...

I'm on the lookout for an expert who is incredibly adept and experienced in Microsoft SharePoint and particularly MS Viva suites. The need is to improvise and enhance a few specific functions which include: - Document Management: However, it r...sharing, team calendars, and discussion boards to ease out internal communication and coordination. Moreover, a fundamental task would be to automate workflows to increase operational efficiency. The ideal candidate would be someone equipped with a scrupulous understanding of MS SharePoint, a knack to understand workflow design, automation, and proficient in using tools for document sharing, handling team calendars, and discussion boards. Your task would be to streamline all these operations to create an efficient and collaborative wo...

I am seeking an experienced Python Django developer to take care of the ba...for a web application intended for specific industry professionals. The required functionalities include: - User authentication and registration: Candidates should have experience implementing secure user authentication and registration systems. - Database integration and management: We need someone with proficiency in integrating and managing databases, ensuring smooth operations for user data handling. - API Integration: Expert skills in API integration are required to establish seamless communication between applications. Your primary goal is to build a strong, reliable backend for our professional web app. We need an expert who can ensure excellent function and optimal performance. Looking forward to ...

...• The dashboard must be accessible via: o Web browsers (Chrome, Firefox, Safari, Edge) o Mobile devices (responsive design for smartphones and tablets) Technology Stack • Backend: PHP, Python • Frontend: JavaScript (with frameworks like React, Angular, or Vue.js) • Database: MS SQL for existing data • Others: HTML, CSS for web design; libraries for data visualization (e.g., , D3.js) Ideal Skills and Experience • Backend Development: Proficiency in PHP and Python for server-side logic, data fetching, and processing. • Frontend Development: Expertise in JavaScript and modern frameworks for creating interactive and responsive user interfaces. • Database Management: Experience with MS SQL for querying and managing database operation...

I need an expert to convert tables from a PDF file into an Excel spreadsheet. The job involves transferring text and numbers from a multi-page PDF table to an Excel document. I have attached the PDF. The analysis should start from page 7. Here's what the project entails: - Converting data from a PDF table that includes both text and numbers - Handling tables that span across multiple pages in the PDF - Transferring the data to Excel without any need for specific formatting or layout changes - Provide the developed script used to obtain the records from the tables. As a freelancer, you should have: - Proficiency in PDF to Excel data conversion - Ability to work with complex table structures - Attention to detail to ensure accurate transfer of all information This project is s...

...los habitos por hora. Actualmente se ordenan por orden de prioridad ya sea alto, medio o bajo, pero que adicional yo tenga la opcion de elegir que tambien se ordene por hora y luego por prioridad. Osea que le de mas importancia a la hora en el orden y luego la prioridad y si hay 2 tareas o habitos a la misma hora el que tenga mayor prioridad va arriba. 3- y el ultimo punto es revisar un posible error en la app con mi usuario, que cuando creo un habito en la seccion habitos no se muestra en pantalla, tampoco me permite crear las metas, ni los libros, solo me permite crear las tareas pero todo lo demás no. osea es como si no se estuviera creando. (Ver imagen 2 y Video 1 anexo) Revisar antes de trabajar que todas las funcionalidades estan correctas para que si algo se da&...

For this complicated divorce process, I'm striving for an experienced Legal...documents tailored to my circumstances is critical. 2. Reviewing and Organizing Evidence: I require someone with meticulous eye for detail to categorize and review all evidence in preparation for the trial. 3. Assisting in Trial Preparation: Your strong knowledge in divorce proceedings without minor children will ensure I'm thoroughly prepared for the trial. Skills and Experience: - Prior experience handling complex divorce cases. - Familiarity with property division complications. - Excellent attention to detail in documents drafting and reviewing evidence. Please note, I may also require assistance in property valuation of community and other equitable remedies, although I'm still unsu...

I'm in need of a PowerBi expert to resolve a critical error for me. The error message reads: "Failed to save modifications to the server. The error returned: 'Relationship '59f250b2-ca16-47f4-8a50-ba4d8636a1ed' points to deleted column 'Setter 2' in table 'Bridge of Setter'." - Urgency: The task should be completed within 24 hours. - Documentation: I don't need any documentation on how the issue is resolved, just the solution itself. - Dataset Access: Unfortunately, I can't provide access to the original dataset. The expert will need to resolve the issue without it. Skills and experience required: - Proficient in PowerBI with experience in resolving server-related errors. - Ability to work under tight deadli...

I'm looking for a skilled image editor to help with my social media content. The main task for this job is to create and edit images that are suitable for my posts on various social media platforms. Key responsibilities include: - Image Editing: I need someone who is proficient in handling image editing software and can enhance and modify images to make them visually appealing and engaging. - Text Overlay: You will be responsible for adding text onto the images. This text should be catchy, in line with the message I'm trying to convey, and in a style that is consistent with my brand. Ideal candidates for this job should have: - Proven experience in image editing, especially for social media content. - A good understanding of what type of images are most effective on d...

I'm looking for a Python expert who can help me with a migration process. The migration process involves getting the website to load properly. Key Responsibilities: - Identify issues during the migration process. - view attached error log

I am currently looking for an expert communication manager who has refined skills in managing email and social media platforms. Key Responsibilities: * Manage weekly engagemen...currently looking for an expert communication manager who has refined skills in managing email and social media platforms. Key Responsibilities: * Manage weekly engagement with my audience via email and social media. * Distribute regular company updates through these communication channels. The ideal candidate should have: * Proven experience in business communication management. * Proficiency in handling both email and social media communication channels efficiently. * Expertise in crafting company updates messaging. Please apply if you are organized, responsive, and passionate about communication m...

I'm in need of a WordPress expert with advanced knowledge in both plugin and theme development. The perfect candidate for this project should have a good grasp of PHP, JavaScript and databases. Key Responsibilities: - Develop and customize WordPress plugins - Develop and customize WordPress themes - Ensure all code is high quality and maintainable - Troubleshoot and debug complex technical issues - Collaborate with other teams to create successful project outcomes - Maintain a high level of awareness of industry trends and technologies Ideal Skills and Experience: - Proven work experience as a WordPress Developer - Proficient in PHP, JavaScript, HTML, CSS and SQL - Excellent knowledge of WordPress, plugins and themes - Experience with RESTful APIs - Strong problem-solving skills - G...

I'm looking for a proficient expert to assist in implementing deep learning with Nvidia and federated learning. This project involves: - Implementing federated learning techniques to enhance model accuracy using NVIDIA - Managing a medium-sized dataset for the training process. Ideal candidates should have experience in implementing de...to assist in implementing deep learning with Nvidia and federated learning. This project involves: - Implementing federated learning techniques to enhance model accuracy using NVIDIA - Managing a medium-sized dataset for the training process. Ideal candidates should have experience in implementing deep learning models, particularly with Nvidia hardware. Experience with federated learning and handling medium-sized datasets would be a signifi...

I need a software expert to develop a program that scrapes text content off of multiple websites and then cross-references this data against another site. Key Requirements: - The software should effectively pull out text ...a plain text format, ready for easy analysis and interpretation, preferably in an excel spreadsheet or comma delimited list. - The cross-referencing component is crucial, as the software will need to compare the data scraped with that of another website. Qualifications: - Background in Data Scraping and Software Development. - Previous experience with cross-referencing data. - Proficiency in handling different data formats. In essence, I'm looking for someone who can create a tool that not only collates data but also carries out comparisons to yield rel...

...easily imported and fully functional in other Angular projects. VERY IMPORTANT: this would project have to be via screenshare. Cannot send the code file. Key Functionalities: - Input handling: The component should be able to effectively manage and respond to external inputs from the project that imports it. - Output handling: I need the shared component to emit events, facilitating the communication of relevant data back to the importing project. - Integration with project selections: The shared component should be able to adapt its behavior based on selections made within the importing project. Data Handling: - Inputs and outputs should be managed through a data binding approach. - For output, event emitters should be used to communicate back to the importing pr...

I have a 120MB JSON file with nested objects, and I am in need of a skilled professional who can convert this data into a CSV format. Specifically, I require the following: - The nested JSON objects should be flattened into single columns in the CSV. - The column headers in the CSV should match the keys in the JSON file. The ideal candidate for this job should have: - Proficiency in handling JSON and CSV data structures. - Experience in working with nested JSON objects and flattening them. - Ability to accurately map JSON keys to CSV column headers. If you've successfully converted complex JSON files into CSVs before and you're confident in your ability to deliver clean, well-structured data, I'd love to hear from you.

We need a freelancer to Wordpress: website eat server resources, fix and optimize You will not have to make custom programming. WORKS TO DO ON 2 WEBSITES: 1- website 1 = - weabsite reaches resources limit all the site (Error 508); - optimize database, cache, etc.M - must load fast and not eat resources (detect the origin and fix it forever); 2- website 2 = - is a simple site made with Gutemberg and Generate Presss. Need to add blog categories on homepage, 3 per row; - search form must look ok + about us page loos broken, must look correcly with margin and in order; Total budget for this job is $ 30,00.- Dollars, since it is just small fixes. Please do not bid more than that amount. A plus can be paid if done fast and as indicated. Please only bid if you...

I require an expert in Excel to help me with a statistical analysis of my sales data. The key tasks for this project are: - Conducting statistical analysis: I need you to run a detailed statistical analysis on my sales data. This will involve using advanced Excel functions to analyze variab...forecasts, and correlations. The ideal candidate for this project should have: - Proficiency in Excel: The chosen freelancer should have a deep understanding of Excel and be skilled in using advanced functions. - Statistical Analysis Expertise: Experience in statistical analysis is crucial, as you will be required to interpret the data and provide insights. - Attention to Detail: The work involves handling a large amount of data, so attention to detail is essential to ensure accuracy in the...

I'm seeking a skilled developer to create a web-based Instagram API. This tool will be used to retrieve and store as well as regularly refresh public data for users, their followers, and their activity without requiring any kind of user account level platform authentic...not mandate authentication or tokens. - Compliance with platform rules and API limits is a must while maximizing scalability Ideal candidate will: - Have experience with Instagram (and ideally similar influencer platform) APIs and data retrieval. - Be able to create a robust and scalable web-based tool and appropriately store the data. - Be familiar with best practices in data extraction and handling as well as platform compliance. - Be able to work independently and deliver a high-quality, bug-free, well docu...

...a variety of colors. This form will need to be designed to match the provided example. - User Interaction: When a user adds or subtracts a color, the form should update in real-time and count up the number of colors selected. The user should be able to see a preview of the selected colors. Furthermore, the form should dynamically adjust the color options based on the user's selections. - Data Handling: The form should send me an email with the final count and types of colors selected. - Layout and Design: It is crucial that the form matches the design of the provided image. Ideal applicants should have: - Extensive experience developing custom forms for WordPress - Proficiency in CSS and HTML, with an eye for design to create a visually pleasing experience. - Strong commun...