Skip to content
Geeky Hacker

Geeky Hacker

Coding, Tech & Linux

  • Spring Boot
  • JPA
  • Kafka
  • Testing
    • Testcontainers
    • Mockito
  • Java
  • Kotlin
  • Linux
  • DevOps
    • AWS
    • CI/CD
    • Docker
    • Kubernetes
  • Database
    • MySQL
    • PostgreSQL
  • Spring Boot
  • JPA
  • Kafka
  • Testing
    • Testcontainers
    • Mockito
  • Java
  • Kotlin
  • Linux
  • DevOps
    • AWS
    • CI/CD
    • Docker
    • Kubernetes
  • Database
    • MySQL
    • PostgreSQL

Category: Java

Java is the third most popular programming language and can run on any device, whether it’s a server or an embedded system. Enhance your Java knowledge to become a better engineer with our Java tutorials.

What is EnumMap in Java

What is EnumMap in Java

Last updated on 17 April, 2025
Assert no exception is thrown in AssertJ and JUnit 5

Assert no exception is thrown in AssertJ and JUnit 5

Last updated on 30 December, 2024
Generate and sign messages with RSA in Java

Generate and sign messages with RSA in Java

Last updated on 9 April, 2024
Assert exceptions in AssertJ

Assert exceptions in AssertJ

Last updated on 30 December, 2024
Mockito return based on the input parameter

Mockito return based on the input parameter

Last updated on 30 December, 2024
Pass null values in JUnit 5 @CsvSource

Pass null values in JUnit 5 @CsvSource

Last updated on 30 December, 2024

Posts navigation

Older posts
  • Terms of Service
  • Cookie Policy
  • Privacy Policy
  • X
  • GitHub
  • Telegram
  • YouTube
  • RSS Feed
  • Cheat Sheets
  • Donate
  • Contact
© 2013-2025 Geeky Hacker Powered by WordPress and Bam.
Donate Ethereum

Yet another cryptocurrency that is super popular. You can donate us in Ethereum.

Geeky Hacker wallet number: 0x1f98767fB7c51efc35C313B0015C6aB453D4ED31

Donate BAT

BAT is a coin that is used by Brave Browser which is getting more popularity day by day.

Geeky Hacker wallet number: 0x40146D985b995E5bB5b2A7FDc618db689a811DCB

Donate Bitcoin

The unbeatable, the father and the king of kings, Bitcoin!

Geeky Hacker wallet number: 1NaGzvbXQtM9PCduXgmFeXe8D4i5C1nDyu