How to Tail a File and Add Timestamps in Real Time on Linux and macOS
When monitoring or debugging log files, it’s often helpful to tail a file and add timestamps to each new line as it appears. This guide……
$ whoami — Konstantinos Patronas
Linux: Add File Icons to Your ls Command with colorls
The command line is a developer’s trusty companion, but the default ls command can feel a bit drab with its plain output. Enter colorls, a……
AWS: How to trigger a Lambda function from an S3 event
This tutorial will guide you through the process of integrating an AWS Lambda function with an S3 bucket to process JSON files……
The Evolution of Mouse Pointers: From the ’70s to the 2020s
Mouse pointers are a fundamental part of our digital lives, quietly guiding us through interfaces and helping us interact with computers……
Using PowerShell to Check if a Port is Open and export results to an Excel file(Cross-Platform…
PowerShell is a powerful cross-platform tool available on Windows, macOS, and Linux. While some PowerShell cmdlets, such as……
The IT Specialist’s Guide to Asking Interview Questions (Without Triggering a System Crash)
Interviews can be a nerve-wracking experience for anyone, but for IT professionals, the challenge isn’t just technical — it’s social……
How to Create a ‘Disappearing’ Bash Script
Imagine a script that deletes itself after it runs — poof, gone, like it never existed. While this might sound like something out of a spy……
Identifying Failures in Bash Pipelines
Bash pipelines are an essential feature for chaining commands, but managing errors effectively within a pipeline can be challenging. By……
Migrate A Running Linux Process on Another Machine Using CRIU
Introduction…
How to Restore an Aurora RDS Snapshot Using AWS CLI
Restoring an Amazon Aurora RDS snapshot allows you to recover a database to a specific point in time or create a clone for testing or……