Docker Compose for absolute beginners — how does it work and how to use it (+ examples)

Defining and running multi-container Docker applications

Virtual environments for absolute beginners — what is it and how to create one (+ examples)

A deep dive into Python virtual environments, pip and avoiding entangled dependencies

Actual, practical uses for the walrus operator in Python (+ examples)

Improving performance or just syntactic sugar?

Docker for absolute beginners — what is Docker and how to use it (+ examples)

Manage your infrastructure in the same ways you manage your applications

Terminals / consoles / command line for absolute beginners

Introduction to using the commandline

Coding a production ready API — part 1: implementing an ORM

Create a efficient, safe and fast API for our website without the need to write a single line of SQL

Version control your database Part 2: migrations and seeds for table relations

Read this if you like beer, efficiency or modelling highly performing databases

SQL — insert, delete and update in ONE statement: sync your tables with MERGE

Flexible, safe and efficient solution for merging two tables With a MERGE you can can ‘sync’ two tables by executing an insert, delete and update in ONE statement. A MERGE is much more than that though; it offers you a wide range of options in comparing and syncing tables. You

SQL — Learn how to roll back queries in a transaction

Either execute all queries or none at all

SQL — UPDATE INTO another table

SQL — update into another table Update records from one table and insert the updated records into another table in ONE statement “Why would I need a query like that?” An update into statement is advantageous for two main reasons: * The statement is Atomic; either both occur or nothing occurs, i.

SQL — DELETE INTO another table

Delete records from one table and insert them into another table in ONE statement “Why would I need a query like that?” A delete into statement is advantageous for two main reasons: * The statement is Atomic; either both occur or nothing occurs, i.e. if either the delete or the

Version control your database Part 1: creating migrations and seeding

Easily plan, validate, and safely apply changes to your database If you are not working with migrations in your database you’re missing out. Like Git manages changes to source code, you can use migrations to keep track of changes to your database. Execute and revert changes and get your