Archive - The Practical Dev Blog

How to Dockerize your Spring Boot

Write simple app with REST API, dockerize it, and invoke API in a running container

Aug 15, 2024 •

May 2024

Graphs/Trees for Dummies + BFS

Not just bare theory, but actual traversal code of a tree and graph to have a hands on feeling what these data structures are capable of.

May 13, 2024 •

October 2023

How to Write Merge Sort from Scratch

Want to remember at least one sorting algorithm that is actually used in programming libraries? Merge sort is simpler than you think, all the code is in…

Oct 11, 2023 •

September 2023

How to Deploy JavaScript Apps to Github Pages

Actionable step by step instruction on how to take your JS app to the public via Github Pages.

Sep 15, 2023 •

May 2023

Rate Limiter With Resilience4j

Sometimes we consume APIs that are rate limited, in this article you'll see how to explain your own system to play the rate limit rules. Enough words…

May 6, 2023 •

September 2019

TDD — Let’s Take a Deep Dive

In this article you'll experience 9 iterations of test driven development of a simple attendance tracking system in Java. Warning: many code examples!

Sep 10, 2019 •

March 2019

All Dependency Injection Types [Spring]

In this article you'll learn about constructor injection, setter injection, field injection and lookup method injection - all with Java + Spring…

Mar 10, 2019 •

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