Programster's Blog

Tutorials focusing on Linux, programming, and open-source

PHP

Ubuntu 18.04 - Install PHP 7.4

Install PHP 7.4 on Ubuntu 18.04.

OpenVPN

OpenVPN Server Config Cheatsheet

Cheatsheet for configuring OpenVPN Server

SSL letsencrypt Certbot lets-encrypt

Automatically Renew Let's Encrypt SSL Certificates on Ubuntu 18.04 Apache Webserver

Learn how to automatically renew your Let's Encrypt SSL certificates on an Ubuntu 18.04 Apache webserver.

video-editing FFmpeg

FFMPEG - Crop Video

Tips on cropping video in ffmpeg.

PHP Excel spreadsheet phpspreadsheet

Getting Started With PhpSpreadsheet

Create excel spreadsheets with PHP using a PHP package.

PHP Laravel

Laravel Blade Views

Tutorial covering the use of Blade views in Laravel.

API RESTer

RESTer - Import/Export

Learn how to import/export from RESTer plugin.

sublime text-editor

Sublime Text - Install Flatland Theme

Install the flatland theme for Sublime Text editor.

terminal Terminator

Terminator - Change Default Window Size

Adjust the default size of the Terminator terminal when it launches.

Diagrams Documentation draw.io

Ubuntu - Install Draw.io Snap

Install the draw.io on Ubuntu 18.04

KVM snapshots PHP

KVM - Automated Snapshot Pruning Script

A script to automatically prune old snapshots and only keep the last X number.

monitoring Prometheus

Prometheus Query Cheatsheet

Cheatsheet of queries for prometheus

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Programster's Blog Ⓒ 2026