Richard.Bailey

How to Master Grep and RegEx

GREP (Global Regular Expression Print) is a command-line tool for searching and manipulating text files. It allows you to search for specific text patterns, called regular expressions, within a file or set of files and perform various operations on the matched text. Regular expressions, or regex for short, are patterns...

Best Linux One Liners

Here is a collection of my favourite Linux one-liners. Linux is such a versatile operating system that you can string commands consecutively to make a command that perfectly fits your requirements. Print Login Session Information Find the last users who have logged onto your system. Let’s break down the command...

Linux useradd command help and examples

Understanding the Linux File System

Understanding the Linux File System: Ext4, XFS, and More The Linux File System is a fundamental component of any Linux operating system. It serves as the layer that manages how data is stored and retrieved on storage devices.  In the Linux environment, several file systems exist to serve various needs...

Windows 10 vs Windows 11: An Exciting Windows Comparison

Introduction Microsoft has consistently dominated the operating system landscape for personal computers. In the latest chapter of its technological saga, the company released Windows 11, an ambitious successor to the well-established Windows 10. Do you need to upgrade your computer? read our Windows Comparison to see if the upgrade works...

How to Speed Up Windows 10 Computer

Need to Speed Up Windows 10? The performance of your Windows 10 computer is vital for efficiency and productivity. Sluggish systems can be a source of significant frustration and loss of valuable time. By taking proactive steps, you can substantially improve your computer’s performance. Below is a comprehensive beginner guide...

What is Amazon Aurora?

Welcome to an in-depth exploration of Amazon Aurora, a revolutionary cloud database service. While the service shares some similarities with traditional RDS offerings, it brings a host of features to the table that set it apart. Designed as a fully managed relational database engine, Aurora is compatible with both Postgres...

Configuring ECR Replication

The replication of Container images between AWS ECR (Elastic Container Registry) accounts provides significant advantages, including disaster recovery and easier multi-account management. Amazon ECR supports both cross-Region and cross-account replication. This advanced guide explains the step-by-step procedure for configuring AWS ECR replication between multiple accounts. Pre-requisites Considerations Before Proceeding Steps...

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