This project is a Freelancer Project Management System that allows clients to create and manage projects while freelancers can browse and apply for available tasks. Admins oversee the platform by v…

This repository contains Ansible playbooks for deploying a Spring Boot app (+postgres), in different environments: using two VMs (one for the application and one for PostgreSQL), a single VM with D…

Learning React

This application was developed as part of the Mobile Application Development course and aims to help users manage their daily tasks. Users can add, edit, delete, and view tasks, with the option to …

Config files for my GitHub profile.

The application allows users to manage a collection of books with functionalities for adding and searching books. It consists of a frontend interface and a backend server. This project was develope…

This project is a Java implementation of a double-ended queue (Deque) using the circular array technique. This project was developed as part of the Data Structures course at Harokopio University of…

This project involves creating a relational database schema for managing data related to Olympic games, athletes, teams, competitions, and awards. This project was developed as part of a course ass…

This program demonstrates a multithreaded approach to generating random numbers, writing them to a file, and then reading and summing them using threads in a child process. This project was part o…

This project compares the performance of two methods for reading files in C: using the standard library function fread and using the system call read. This project was part of a university course o…

This is a simple C program designed to manage a list of students using a doubly linked list. The project is a part of the final grade for the course Programming II at Harokopio University of Athens.