Java Tutorial
The best Java tutorial for beginners. Learn Java from the ground up with this comprehensive tutorial. This Java tutorial is …
Unit Testing and Integration Testing
Unit testing and integration testing are two essential practices in software development that help ensure the quality and reliability of …
Arrange Act Assert Pattern in Unit Testing
Unit testing is a crucial aspect of software development. It allows developers to verify the correctness of individual units of …
A Guide to Schedule Cron Jobs for Script Execution
When it comes to automating tasks on a server, cron jobs are an essential tool. Cron is a time-based job …
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Spring Data REST example.
Developing a RESTful API can be a complex task, involving the creation of multiple layers such as controllers and services. …
Host Static Website on S3 AWS: Step-by-Step Guide
In this guide, we’ll walk through the steps to host static website on S3 AWS. A static website typically consists …
MongoDB bulkWrite in Java: A Comprehensive Guide
When working with large datasets in MongoDB using Java, it is crucial to optimize the performance of our database operations. …
How to Remove Null Values from Java List
When working with Java lists, it is not uncommon to encounter null values. Null values can cause issues when performing …
How to Solve “systemctl command not found” Error: A Step-by-Step Guide
If you’ve encountered the systemctl command not found error while managing your Linux services, you’re not alone. This error typically …
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Setting Up an EC2 Instance with Amazon CloudFront Distribution, SSL, and Route 53 Custom Domain
In this tutorial, we will learn the process of setting up an EC2 instance with an Amazon CloudFront distribution, SSL …