Problem solving with algorithms and data structuresεργασίες

Restore or repair database. The wp-users table is missing! Επαναφορά ή διόρθωση βάσης δεδομένων. Discussion thread with your hosting provider: "As far as the problem goes, I do not know what actually caused this to begin with. I had my senior administrator reinstall a backup from the 13th and there were a couple of errors restoring the database, but he used "force" mode to restore the database and everything seemed to work fine after that. I am not sure what took my support as long as they did and couldn't solve the problem. I am in discussion with them about it."

...ιστορία)– Νοήμονες πράκτορες. Αλγόριθμοι τυφλής αναζήτησης και εξερεύνησης: breadth-first search, uniform-cost search, depth-first search, depth-limited search, iterative deepening depth-first search, bi-directional search. Ευριστικοί αλγόριθμοι αναζήτησης και ευριστι&ka...

Hello, We had started creating a website through PrestaShop and we were in the final steps before our website went online but after uploading a payment module there was a problem with payments ... That is, as soon as the customer goes to chooses a payment method, no method is displayed and this message is displayed: unfortunately there is no payment method available. I tried to reset the payment modules and the payments temporarily reappeared on the payment page but as soon as I change Payments -> Preferences -> Country Restrictions to match the payment method to the country I want, this problem is created again... Γεια σας, Είχαμε ξεκινή&sigm...

Αναφέρω λίγο το πρόβλημα : Εχω στήσει και αλλα Opencarts και τα έχω συνδέσει με Skroutz αλλα κάθε φορά βρίσκουν και κάτι καινούριο να σου πουν που δεν τους αρέσει . Εχω πε&r...

Our website has problem with spam and other viruses.

Για την εργσία : Χρειαζεται ένα πρόγραμμα, το οποίο να διαβάζει ένα κείμενο στα αγγλικα και να μας δινει όλα του τα ρήματα και να τα χωριζει σε μορφηματα. Για πα&...

...version Visibility problem Consider, for example, calculate the size of the visibility that one has when looking at different buildings amounting to a certain point, or rather, not playing the role position of the point from which the looks, to either side of the plane. You are given a flat map in which the underside (x coordinates) is south, on the left (y coordinates) is the West, and in which there are marked N rectangles that represent buildings with different heights possible. Buildings have sides are always parallel to the axes of coordinates and their heights are known and indicated on the map. So the map consists of a total of n + 1 lines where the former is only the number N and the next are five numbers: four integ...

Καλημέρα ZCoder, ενδιαφέρομαι να προσλάβω part-time κάποιον για να κάνουμε develop αλγόριθμους High Frequency Trading (HFT) για betting exchanges όπως το Betfair. Οι αλγόριθμοι είναι γραμμένοι και τεσταρισμένοι manually ήδη, αλ&lam...

Καλημέρα Χρήστο, ενδιαφέρομαι να προσλάβω part-time κάποιον για να κάνουμε develop αλγόριθμους High Frequency Trading (HFT) για betting exchanges όπως το Betfair. Οι αλγόριθμοι είναι γραμμένοι και τεσταρισμένοι manually ήδ...

Καλημέρα Alex, ενδιαφέρομαι να προσλάβω part-time κάποιον για να κάνουμε develop αλγόριθμους High Frequency Trading (HFT) για betting exchanges όπως το Betfair. Οι αλγόριθμοι είναι γραμμένοι και τεσταρισμένοι manually ήδη, αλ&lambd...

Καλημέρα ArtistCoder, ενδιαφέρομαι να προσλάβω part-time κάποιον για να κάνουμε develop αλγόριθμους High Frequency Trading (HFT) για betting exchanges όπως το Betfair. Οι αλγόριθμοι είναι γραμμένοι και τεσταρισμένοι manually ήδη, α&lambda...

Καλημέρα, ενδιαφέρομαι να προσλάβω part-time κάποιον για να κάνουμε develop αλγόριθμους High Frequency Trading (HFT) για betting exchanges όπως το Betfair. Οι αλγόριθμοι είναι γραμμένοι και τεσταρισμένοι manually ήδη, αλλά &...

Καλημέρα Άγγελε, ενδιαφέρομαι να προσλάβω part-time κάποιον για να κάνουμε develop αλγόριθμους High Frequency Trading (HFT) για betting exchanges όπως το Betfair. Οι αλγόριθμοι είναι γραμμένοι και τεσταρισμένοι manually...

Καλημέρα Billymar, ενδιαφέρομαι να προσλάβω part-time κάποιον για να κάνουμε develop αλγόριθμους High Frequency Trading (HFT) για betting exchanges όπως το Betfair. Οι αλγόριθμοι είναι γραμμένοι και τεσταρισμένοι manually ήδη, αλ&l...

We have written a number of fairy tales in Greek for children of age 5 to 10. Can you please do the art work ie front covers, back covers, and inside pages? However, the problem is that you can only do this if you speak Greek hence to understand the meanings… Please advice further. ie, a story could start as follows: Η Μάνα Γή μας ταΐζει Πριν από πολλά χρόνια, οι άνθρωποι αγαπούσαν πολύ τη γη. Γιατί η γη, μας έδινε τ&omicro...

...CAD designer with a focus on 3D modeling for architecture. The primary goal of this project is to produce high-quality, visually appealing 3D models for visualization purposes. Key Responsibilities: - Develop detailed 3D models that accurately represent architectural structures and designs - Ensure the models are optimized for visualization purposes, with a keen eye for detail and aesthetics - Work collaboratively to refine and revise models based on feedback and requirements Ideal Candidate: - Proficient in CAD software, with specific experience in 3D modeling - Prior experience in the architecture industry and a strong understanding of architectural design principles - Ability to create photorealistic renderings and...

I'm currently experiencing an issue with my website on my AWS Lightsail account. Disconcertingly, typing 'www' before the URL does not lead to the correct site, instead, it results in the website being unreachable. This has led me to believe that some adjustments are needed in the DNS settings of my domain name. Key Project Tasks: 1. Investigate the issue with 'www' prefix 2. Detect misconfigurations in DNS settings 3. Correct and adjust DNS settings accordingly 4. Verify that the website is reachable with 'www' in the URL Ideal freelancers for this job would be proficient in: - AWS Lightsail configuration - DNS management and troubleshooting - Web URL and hosting configurations Please make sure you have t...

...have experience with the Microsoft App Store's guidelines and processes. This includes preparing the necessary documentation, setting up the listing, and ensuring compliance with the platform's rules. - Making the Add-in available in Microsoft Office Excel: The candidate should be familiar with the process of making Add-ins available and accessible within Excel. This involves configuring the Add-in to be easily discoverable by users and ensuring a seamless integration into the Excel environment. Requirements: - Proficiency in Microsoft Office Add-in development: The ideal candidate should have prior experience in developing and deploying Microsoft Office Add-ins, specifically for Excel. - Knowledge of Microsoft App Store...

I am in need of an experienced civil engineer or structural analyst, with proficiency in STAAD. Project Details: - The project involves a steel tower which is currently weak for load bearing. The goal is to carry out strengthening works for this structure. - Given the weakening of the structure, strengthening methods may include reinforcement, structural adjustment or other feasible methods you might recommend. Ideal Skills: - Proficient in STAAD. - Experience in steel structure reinforcement. - In-depth understanding of steel structures bearing load characteristics. - High proficiency in recognizing structural weaknesses and providing effective strengthening solutions. If you meet the criteria above and feel confident that you can handle this pr...

I'm experiencing a socket disconnection problem that occurs frequently during real-time data transfers between the app and server. Here's what I need: - An expert in React Native/Nodejs who can identify and fix the issue. - Someone with experience in handling socket connections, especially with real-time data transfer issues. - The disconnection error happens while exchanging data between the app and server. I need the issue resolved without affecting the app's performance. Ideal skills for this project would involve React Native, Nodejs (Express server), and strong troubleshooting abilities for connectivity issues. A track record in resolving similar issues would be beneficial. I need the solution to...

...monitoring and control. The current security system is built on the Milestone platform, so experience with this software is a must. Develop an automated alarm management system that minimizes manual intervention. Deliver a user-friendly interface for efficient alarm handling and response. Deliverables: Fully functional Custom Milestone Alarm Manager integrated into existing systems. Complete documentation on system architecture, implementation, and operation. Ideal Skills: - Proficient in Milestone platform - Experience in building custom alarm management systems - Strong understanding of real-time notification systems and alarm handling - Ability to integrate complex logic into existing systems - Attention to detail and problem-so...

I'm in need of a professional data analyst who can help me with a linear regression analysis of customer data. Key Requirements: - **Data Analysis**: You should have a strong background in data analysis, and experience with customer data is a plus. - **Linear Regression**: Proficiency with linear regression is essential for this task. - **Finance Proficiency**: Experience in financial analysis would be beneficial as the analysis relates to loan default prediction. - **Problem Solving**: Ability to understand and adapt to the specific business case provided. The goal of this analysis is to understand the relationship between customer characteristics and the likelihood of defaulting on a loan...

We're currently seeking assistance with CSV tasks within WordPress. Our preference is to establish a fixed price for each individual task. Our business specializes in selling workwear, tools, and related items, which means the complexity and scope of the CSV files can vary significantly depending on the volume of work involved. The ideal candidate would possess proficiency in CSV manipulation and management within the WordPress environment. Responsibilities would include handling CSV imports, ensuring data accuracy and integrity, and possibly implementing automation processes to streamline repetitive tasks. Given the dynamic nature of our product catalog and sales activity, flexibility and adaptability are key traits we&...

I am looking for skilled marketers and strategist who specialising in social media/branding, particularly Instagram and Tiktok. Details: - Focus Areas: I need someone who is intimately familiar with their algorithms and ad settings. Your approach should maximize reach and engagement. - Brand Messaging: Developing consistent messaging that reflects the brand’s identity, values, and promises. This messaging is used across all marketing materials and campaigns to ensure a cohesive brand experience. - Strategy Development: Creating long-term plans for the brand’s growth, including setting objectives for brand awareness, customer engagement, and market penetration. This involves strategic planning for marketing camp...

Hello, I have problem with email contact form on my Wordpress website. Some time ago I changed hosting provider and contact form stop working. When I try to use it there is no error. Concact form inform that message was sent, but I did not receive it on my gmail. Can you help me fit it?

...seeking a proficient Laravel developer with experience in troubleshooting and site corrections. My website is currently witnessing some issues that I need resolved expeditiously. - Email Verification Issue: The email verification link is not functioning as intended. Users do not get redirected to the expected page. You will need to delve into this problem and come up with an effective solution. - Addition of Phone Number Field: I want a phone number section added to the account creation process. Users should be able to register their contact number during sign-up. - Affiliate Link Problem: Furthermore, the affiliate link is generating errors and doesn't perform as expected. Skills and Experience: - Proficiency in Laravel...

I’m seeking a seasoned Excel macro expert with an efficient approach to task automation specifically for performing calculations. Key Requirements: - Expert-developed Excel macros that automate repetitive tasks, making my workload more manageable. - The macros created should focus on performing calculations, thus, speed and precision are of the essence. - Due to the nature of the project, potential contractors must understand Excel inside out, especially on how to configure and troubleshoot macros. No specific type of calculation was specified, therefore experience with a wide range of calculations from basic arithmetic to complex equations is integral. Your problem-solving skill will be a plus point as the ability to understand and...

I'm looking for JavaScript developer who can create web app where will be 1 million cube with function on click to cube need redirect other page but here important work fast I'm trying to do with Canvas but when I'm rendering 1 million cube it's having problem. Contact me if you think you can ready to do not need beginner.

I’m seeking a seasoned Excel macro expert with an efficient approach to task automation specifically for performing calculations. Key Requirements: - Expert-developed Excel macros that automate repetitive tasks, making my workload more manageable. - The macros created should focus on performing calculations, thus, speed and precision are of the essence. - Due to the nature of the project, potential contractors must understand Excel inside out, especially on how to configure and troubleshoot macros. No specific type of calculation was specified, therefore experience with a wide range of calculations from basic arithmetic to complex equations is integral. Your problem-solving skill will be a plus point as the ability to understand and...

My Wordpress website's homepage has suddenly stopped loading properly and I need this issue fixed urgently. Key Points: - A critical error has occurred, leading to the homepage not loading as it should. - I first noticed this issue last week; the site was functioning correctly prior to this. - While I haven't made any changes recently on the site, the bug seemed to surface out of nowhere. The ideal freelancer for this project should have: - Proficiency in debugging and troubleshooting Wordpress issues. - Excellent knowledge of Wordpress development. - Ability to work quickly and efficiently to resolve the problem as this is a time-sensitive issue. Please reach out if you're confident in your ability to troubleshoot and fix such issues p...

I'm looking for a developer who can help me integrate Razorpay payment gateway ...looking for a developer who can help me integrate Razorpay payment gateway into my membership website. Currently, the website has Billdesk payment gateway, and I'm looking to replace it with Razorpay for better payment processing. Ideal Skills: - Proficient in PHP and web development - Experience in integrating payment gateways, specifically Razorpay - Familiar with membership website structures I'm looking for someone who can work via Anydesk to directly implement the changes on the server. The selected developer should be able to seamlessly swap the existing Billdesk gateway with Razorpay, ensuring that the payment process is smooth and that ...

I'm facing an issue with my WordPress backend. When I try to log in, I'm redirected to a "Page not found" error. This problem has obstructed my access to the admin area, making it impossible to update my site. Ideal Skills and Experience: - Proficient in WordPress backend management - Experience in debugging and troubleshooting WordPress issues - Familiarity with error messages like "Page not found" - Excellent communication and problem-solving skills I haven't tried any specific solutions yet, so I'm open to suggestions on how to resolve this issue.

I'm looking for a web developer with experience in creating social media platforms and video streaming websites to develop a fully functional website similar to TikTok with some additional features and enhancements. Key Functionalities: - Video uploading and playback: Users should be able to upload short videos and playback the videos uploaded by others. - User profiles and following system: Users should be able to create profiles, follow other users, and have followers. - Explore page with trending videos: I need an explore page that displays trending videos based on popularity. Enhancements: - Improved video quality and playback speed: The developer should ensure that the videos are played in high quality wit...

I need a structural engineer to provide a certifcate for existing Aluminium Access Ramp with specific features tailored for wheelchair access. Key Requirements: - Design should be structurally sound and safe for wheelchair usage. - Incorporate Handrails for additional support and safety. - Non-slip surface to prevent accidents and ensure easy wheelchair movement. Skills/Experience Required: - Proficiency in structural engineering, particularly in designing ramps or similar structures. - Knowledge of regulations and standards for wheelchair access structures. - Experience with materials like Aluminium would be a plus.

I'm looking for an experienced Google Adsense expert to help me troubleshoot an issue where the ads on ...looking for an experienced Google Adsense expert to help me troubleshoot an issue where the ads on my WordPress website have stopped displaying. Key points: - The problem began less than a week ago and no changes have been made to the website during that period, ruling out a recent configuration issue. - The platform in use is WordPress, so familiarity with this CMS is essential for an effective solution. Skills and experience needed: - Proven expertise in Google Adsense and troubleshooting - Strong background in WordPress development - Experience in identifying and resolving ad-serving issues - Excellent communication skills and...

I am keen to commission an engaging and well-researched argumentative essay on the dangers of nitrates and nitrites in food. This paper is intended to raise awareness and inform readers about the health risks associated with these compounds. Freelancers possessing a profound knowledge of health, food chemistry, or relevant field are invited to apply. Specific points to focus on would include: - The impacts of these compounds on the health of children - Potential links between nitrates/nitrites and cancer - Their effects on cardiovascular health It will be essential for potential freelancers to have excellent research skills, a knack for creating compelling arguments, and the capacity to write in a way that's comprehensible and eng...

...website for improved speed. With a performance test recently conducted, I want the performance score to be bolstered up to close to 90. Although the key focus is on speed, the freelancer must be careful not to disrupt the site's functionality, especially since it plays host to several entities. Ideal Skills and Experience: - Expertise in Wordpress - Proven track record in site optimization - Broad understanding of web hosting features and requirements - Robust problem-solving skills, complete with a keen eye for detail - Sound knowledge of speed optimization tools and techniques Roles: - Perform site analysis to identify speed bottlenecks - Implement appropriate speed optimization techniques - Monitor performance before and...

For Foundation in Human Rights. I have an Epson XP-2101 printer that uses a continuous ink system and serial firmware from a website I purchased a while ago. The printer had a problem with the head and I took it to a technical service. After this the system stopped working, I used the recovery code to activate the unlocked firmware but it comes out that it doesn't match and the support that sold me the code doesn't want to help me. I fear that the technical service has made some change to my printer. I need someone with the necessary knowledge to activate the current system or unlock the printer using a remote session or by sending the necessary code or access. Whoever gets the job will be given any other background information or access ...

...expert, especially in the areas of Chemistry Energetics, Group Chemistry, and Organic Chemistry. Your primary goal would be to help me solve specific problems rather than understanding concepts from scratch. Key Responsibilities: - Assist in solving specific chemistry problems - Provide clear and concise explanations for the solutions - Make use of your expertise in Chemistry Energetics, Group Chemistry, and Organic Chemistry to aid in the problem-solving process Ideal Skills and Experience: - A solid background in Chemistry with a specific focus on the above-mentioned topics - Demonstrable experience in problem-solving within the field - Good communication skills to convey complex concepts in a simple manner - Pat...

...address a few challenges with my database. The issues I'm currently experiencing include: - The 'Copy' feature is not functioning as expected. It's failing to accurately copy and paste records along with their associated data. - The 'Time Clock' element is encountering problems with incorrect calculations or logging. - The 'Sort' feature has not been set up properly to ensure consistent and correct sorting of data. Your primary task will be to rectify these issues and ensure the database is working smoothly. Ideal candidates should have: - Proven experience in developing and troubleshooting FileMaker Pro databases. - A keen eye for detail and problem-so...

I’m seeking a seasoned Excel macro expert with an efficient approach to task automation specifically for performing calculations. Key Requirements: - Expert-developed Excel macros that automate repetitive tasks, making my workload more manageable. - The macros created should focus on performing calculations, thus, speed and precision are of the essence. - Due to the nature of the project, potential contractors must understand Excel inside out, especially on how to configure and troubleshoot macros. No specific type of calculation was specified, therefore experience with a wide range of calculations from basic arithmetic to complex equations is integral. Your problem-solving skill will be a plus point as the ability to understand and...

Looking for a skilled developer to assist with configuring Apache Kafka for a distributed messaging system. I have running zookeeper, kafka-server and kafka-connect. the project requires: 1) configure kafka source connector for receiving a Json and store it on a topic. 2) configure a kafka sink connector for storing the json data into a PostgreSQL table 3) guidance for installing the plugins 4) setup the connectors over kafka-api the kafka server will be running on ubunut 24.x without a docker Ideal Skills and Experience: - Familiarity with Apache Kafka platform - Experience in distributed messaging - Strong problem-solving skills - Attention to detail We are eager to work with someone who is able to provide solutions ...

I am in need of a Programmer who is experienced in Python, Machine Learning , SQL and have working knowledge of full stack development. We need someone who can help us training a LLM coding assistant. You would not be working on coding side of LLM, you would be working mainly on creating conversations for a programming problem to train LLM. Ideal Skills and Experience: - Proven expertise in Python programming and Django framework - Hands-on experience with Scikit-learn library for model training - Demonstrated knowledge and experience in Machine Learning and AI Model Training - Working knowledge of ReactJS & NodeJS If you think that you fulfill above criteria. I would be more than happy to talk to you.

...nested checkboxes and enhance the speed of our autocomplete search feature. Nested Checkbox Issue: - The issue is with nested checkboxes not updating the state correctly. - Solving this is crucial as it's currently causing significant disruption to the application. Autocomplete Search Enhancement: - The primary goal here is to increase the search response speed. - This should improve the overall user experience of our application. Skills Needed: - Proficient in React.js, Material-UI, and Redux. - Experience in fixing critical bugs and enhancing application features is crucial. I'm looking for someone who can dive into the codebase, identify the source of the issue, solve it efficiently, and enhance the search feature to make it mo...

...responsible for the development, deployment, and management of a decentralized AI and GPU-sharing platform. The ideal candidate will combine expertise in AI, blockchain technology, and systems infrastructure to drive the implementation and scalability of the platform. Responsibilities: Design and develop a Layer 1 blockchain infrastructure specifically optimized for task distribution in decentralized environments. Design, implement, and maintain AI services using popular frameworks such as TensorFlow, PyTorch, Caffe2, and MXNet. Develop blockchain components, focusing on smart contracts and decentralized applications (DApps) integration. Manage cloud-based and on-premise GPU nodes, including deployment, scaling, and...

I have a vBulletin forum that is currently live and accessible. I've recently obtained a Domain Validation SSL certificate and need assistance configuring it. I have full access to my hosting control panel and server, so the process should be relatively straightforward. Key tasks include: - Ensuring the SSL certificate is correctly installed on the server. - Updating vBulletin settings to enforce HTTPS protocol across the forum. - Testing the SSL setup to ensure it's secure and functional. Ideal skills and experience for this project include: - Proficiency with vBulletin and its settings. - Strong knowledge of SSL certificates and server configurations. - Experience in actively managing live websites. - Efficient prob...

I'm in need of a skilled electronics engineer with experience in creating GPS devices to design and prototype an athlete tracking device, initially targeting soccer players. Key Features: - Real-time Location Tracking: The device should provide accurate real-time location data for athletes on the field. - Distance Covered: Tracking the total distance covered by the athlete during a game or training session. - Speed Metrics: Monitoring the speed at which the athlete is moving during different phases of the game. - Acceleration and Decelerations: Recording sudden changes in speed to analyze the player's agility and response times. - Heart Rate Monitoring: Capturing the athlete's heart rate to gauge their exertion levels during play. Ideal B...

...interaction elements in my existing project. Key Requirements: - Enhance existing features: You will be working on refining and optimizing the existing user interaction elements. - Attention to detail: You must be able to ensure that the enhancements are thoroughly tested and work seamlessly within the existing codebase. Ideal Skills and Experience: - Strong JavaScript expertise: You should be well-versed in JavaScript and have experience in improving existing features. - Front-end development: Prior experience in front-end development is crucial as the improvements will be primarily focused on user interaction elements. - Problem-solving skills: The ability to diagnose and improve existing code is essential to this project. Script So...

I am looking for a skilled developer who has experience with Solana to create a basic token. This project will involve building a token with the following characteristics: - A buy and sell tax of 5%: The token should automatically tax 5% on buys and sells. - Fixed supply: The token should have a fixed supply. This means that once the tokens are created, the total token supply will not change. The ideal candidate for this project should have: - Proficiency in Solana development - Experience in creating tokens with unique tax structures - Understanding of the difference between fixed and variable token supplies. If you have the experience with Solana and token creation, and can deliver a quality product within a re...

I'm looking for a skilled game developer to create a 3D action game in Unity for PC. Key Requirements: - Development of an engaging 3D action game. - The game should be designed for PC platform. Skills and Experience: - Proven experience in Unity game development. - Strong understanding of game mechanics. - Portfolio showcasing similar 3D action games. - Excellent problem-solving and communication skills.