📚 Freely available programming books

This repo includes ChatGPT prompt curation to use ChatGPT and other LLM tools better.

A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev

A type-safe HTTP client for Android and the JVM

DevOps Guide - Development to Production all configurations with basic notes to debug efficiently.

CSS Reference: a free visual guide to the most popular CSS properties

Learn the basics of web design in 4 minutes

Full configurable spreadsheet view user interfaces for iOS applications. With this framework, you can easily create complex layouts like schedule, gantt chart or timetable as if you are using Excel.

Blog: Programming theory, Java, Android

Various data formats for the SPDX License List including RDFa, HTML, Text, and JSON

Getting Started with Java (Gradle) on Heroku.

Web application with Spring MVC and Thymeleaf