Example how to configure Jackson to deserialize abstract types using TypeInfo

Do you want to change WiFi to regular cable connection? This is an easy way to configure your own wi-fi repeater.

Encrypt zip files on MacOS using built-in tools

Hot to convert photo to scan-liked documents in Photoshop.

Add and delete users, groups in linux. Add user to group. Files and directories permissions.

How to create simple http endpoints using Java build-in solution and lightweight library/framework Spark

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Setup Create folder /media/storage/dir/ mkdir -p /media/storage/dir/ Next, mount shared directory. uid and gid are very important because without this you will get 403 Forbidden. sudo mount -t cifs -o uid=www-data,gid=www-data,ro,username=username,password=password //10.0.0.2/shared/ /media/storage/dir/ -t cifs - type of fs (cifs - Common Internet File System, also known as smb) uid - specific user gid - specific groutp ro - read-only rw - read-write username - shared directory username password - shared directory password Modify nginx config (/etc/nginx/sites-available/somefile)

How to install your locales on Ubuntu.

How to configure Samba inside your network.

Easy Automated Snapshot-Style Backups with Linux and Rsync.

Midnight Commander - is a visual file manager. It is great tool, but it is quite hard to use.

nmap - how to use.

How to use rsync with ssh on diffrent port.

How to configure Synology DS215J to use public key ssh.

Notes from "Fast Track to Akka".

Notes from "Fast Track to Scala".

Closures and Traits in JavaScript. Polymorphism, encapsulation and inheritance.

How to simulate Object Oriented programming in JavaScript.

How to use Spring for Dependency Injection.

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