Config files for my GitHub profile.

Working with db through ORM(Hibernate)

Working with database using Jdbc template

Postgresql with JOIN

In-Memory CRUD srverver on servlets

Multi-user chat using multithreading, client-server, etc

Credit calculator using func programming

working with .gitignore file

Creating Branch

Canceling certain commit(what broke everything down)

Creating local repo by cloning, creating in local repo the file using markdown, pushing it to remote repo

Http and web. Writing a Server class what handle Http GET-request

Building multi-module projects with Gradle

Building multi-module projects with Maven

Working with server(sending messages to it and reading messages from it), using ServerSocket, etc.

I/O streams. Working with files. Serialization, buffering and working with ZIP

Working with http. Reading objects from http, deserializing objects and filtering.

Working with http, downloading image from API NASA

ClassLoaders, Stack Memory, heap, Metaspace

Using lambda expression, method reference, functional interface for solving tasks(1 and 2).

Writing tests for MedicalServiceImpl class using Mockito, JUnit

Working with hosts file, client-server application with 3-5 steps