Blog — Page 15 — Free Tech Learner

Kakoune Editor: The Selection-First Modal Revolution in 2026

Discover Kakoune, the modal Linux terminal editor that flips Vim's paradigm. Master multi-cursor workflows, POSIX integration, and client-server editing.

linux

JOE Editor: Mastering Classic Terminal Editing in 2026

A DevOps guide to JOE (Joe's Own Editor), the powerful, classic Linux text editor featuring macros, split windows, and the legendary WordStar keybindings.

linux

How to Install Docker on Ubuntu: The 2026 DevOps Guide

A comprehensive sysadmin tutorial on installing Docker CE on Ubuntu. Learn Docker Compose, systemd management, secure daemon configurations, and writing optimized Dockerfiles.

linux

Helix Editor: The Post-Modern Modal IDE for DevOps in 2026

Master Helix, the Rust-based modal editor with zero-config LSP and Treesitter integration. Learn the selection-first paradigm, multiple cursors, and system setup.

linux

Emacs: The Ultimate Extensible Editor Guide for 2026

A DevOps guide to GNU Emacs. Discover the Lisp machine disguised as a text editor. Learn keyboard chords, buffers, Org mode, Magit, and Evil mode integration.

linux

Ed: The Standard Unix Editor Survival Guide for Sysadmins

A practical sysadmin guide to Ed, the original line editor. Learn how to master addressing, regular expressions, and minimal text manipulation for disaster recovery.