Learn the important things to back up before reinstalling your Linux system. SSH/GPG keys, dotfiles, packages, browser data, 2FA and more.

Software Engineer - Published Author - Developer Relations Engineer at MariaDB plc It's not uncommon for organizations to rely on multiple types of databases to meet various needs. From MongoDB's JSON ...

A database is an essential component of any modern application, providing a repository for storing and retrieving large amounts of information. Building a database can seem daunting, but it can be ...

Almost every app we use or develop has to store data for one purpose or another. It’s not all the same data, either — some apps need access to settings, images, and much more. The big question is how ...

Deploy big data components using docker compose, you can use docker to set up hadoop based big data platform in a few minutes, docker images include Hadoop 3+, HBase 2+, Hive 3+, Kafka 2+, Prestodb ...

Your browser does not support the audio element. This article uses Exercise number 10 on the Self JOIN SQL ZOO tutorial to teach self JOINs in a beginner-friendly way ...

As many of you know, Flaskr -- a mini-blog-like-app -- is the app that you build for the official Flask tutorial. I've gone through the tutorial more times than I care to admit. Anyway, I wanted to ...

Writing succinct and elegant JDBC code can be difficult. You have to create a few different objects and catch numerous checked exceptions, even if you can't reasonably recover from them. Closing a ...