Programster's Blog

Tutorials focusing on Linux, programming, and open-source

REST API Postman Hooppscotch

Deploy Hoppscotch API Request Builder

Deploy the Hoppscotch tool, a beautifal API request builder that's an alternative to Postman/Rester.

Docker Alpine

Alpine Linux - Install BASH

Install BASH in Alpine Linux

SSL openssl

Convert PFX Key To Certificates

Convert a PFX file into the separate SSL certificates.

Figlet ASCII-art

Generate ASCII Art with Figlet

Generate ASCII art with figlet.

PHP

Ubuntu 20.04 - Install PHP 8.0

Commands to install PHP 8.0 on Ubuntu 20.04 using Ondrej PPA.

PHP whats-new

What's New In PHP 8.0

What's new in PHP 8, organized by how useful I find the features.

Debian SSL letsencrypt Certbot lets-encrypt

Renew SSL Certificates On Debian 10 Using Certbot

Automatically create and renew LetsEncrypt SSL certificates on Debian 10 with Certbot.

Python PyCharm

PyCharm - Change Font

Change the font style or size in PyCharm.

home-automation home-assistant

Home Assistant - Google Speaker Notification Examples

Have your Google speaker automatically tell you when your phone battery is low, using the power of Home Assistant.

home-automation home-assistant

Getting Started With Home Assistant

Learn how to deploy home assistant and start automating your "smart home".

off-topic

Guess Who - Binary Search

Win at "Guess Who?" by using binary search.

encryption compression 7zip

Compressing Files With 7zip CLI

Compress (and possibly encrypt) your files with 7zip from the CLI.

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Programster's Blog Ⓒ 2025