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AWS Billing Nightmares: Real Stories of Cloud Bills Gone Horribly Wrong
Cloud ComputingLeave a Comment on AWS Billing Nightmares: Real Stories of Cloud Bills Gone Horribly Wrong

AWS Billing Nightmares: Real Stories of Cloud Bills Gone Horribly Wrong

2025-10-042025-10-04

Your phone buzzes at 3 AM. It’s an email from AWS. Your stomach drops before you even open it. “Your […]

Unit Testing Best Practices: A Complete Guide for Better Code Quality
Software QualityLeave a Comment on Unit Testing Best Practices: A Complete Guide for Better Code Quality

Unit Testing Best Practices: A Complete Guide for Better Code Quality

2024-08-302025-10-05

Introduction Summary Unit testing is a great way to validate that a small unit of code meets its design and […]

JavaLeave a Comment on How to write file in java 8

How to write file in java 8

2024-08-302025-09-10

Writing data to files is a common task in Java development. Java 8 offers several ways to handle file writing, […]

JavaLeave a Comment on How to read files in java 8

How to read files in java 8

2024-08-302025-09-10

In Java 8, reading files can be accomplished through several methods, each suited to different scenarios. Whether you’re dealing with […]

JavaLeave a Comment on How to read and write files in java 8

How to read and write files in java 8

2024-08-302025-09-10

Introduction File handling is a crucial aspect of many Java applications, whether you’re developing simple command-line tools or complex enterprise […]

Software designLeave a Comment on UML Tutorial

UML Tutorial

2024-08-272025-09-10

What is UML? In this UML tutorial we will discover together the Unified Modeling Language or UML is a standardized […]

JavaLeave a Comment on How to read and write properties files in Java

How to read and write properties files in Java

2024-08-272025-09-10

Summary In Java, properties files are used to store data and configuration. This tutorial will show you how to store […]

MiscellaneousLeave a Comment on How to prevent Firefox and Chrome from forcing dev and foo domains to use https

How to prevent Firefox and Chrome from forcing dev and foo domains to use https

2024-08-272025-09-10

Summary In their last update, Chrome and Firefox browsers now redirect all domains with the pattern *.dev and *.foo to […]

MiscellaneousLeave a Comment on Difference between JMS Topic and Queue

Difference between JMS Topic and Queue

2024-08-272025-09-10

In Java Message Service (JMS), messaging is a powerful way to communicate between different parts of an application or between […]

CybersecurityLeave a Comment on CVE-2021-44228 Zero-day vulnerability description and mitigations

CVE-2021-44228 Zero-day vulnerability description and mitigations

2024-08-272025-09-10

Summary​ A Zero Day vulnerability in Apache Log4j Java logging library has been disclosed publicly on December 9, 2021. This […]

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Table of Contents

  • Summary​
  • MITRE description​
  • Who is affected​
  • Mitigation​
    • Upgrade Log4j version​
    • You cannot upgrade Log4j version​
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