7 articles
RSSHow to fix direnv errors — hook not loaded in shell, .envrc blocked until allow, layout python venv not activated, dotenv loader, environment leaking to parent dirs, and VS Code/JetBrains direnv integration.
How to fix EMFILE too many open files errors on Linux and Node.js — caused by low ulimit file descriptor limits, file handle leaks, and how to increase limits permanently.
How to fix cron jobs not running on Linux — caused by PATH issues, missing newlines, permission errors, environment variables not set, and cron daemon not running.
How to fix 'sudo: command not found' on Linux — caused by sudo not installed, missing PATH in scripts, Docker containers without sudo, and su vs sudo confusion on minimal systems.
How to fix bash command not found error caused by missing PATH, uninstalled packages, wrong shell, typos, missing aliases, and broken symlinks on Linux and macOS.
How to fix 'python: command not found', 'python3: command not found', and wrong Python version errors on Linux, macOS, Windows, and Docker. Covers PATH, symlinks, pyenv, update-alternatives, Homebrew, and more.
How to fix 'Permission denied' errors in bash, including chmod +x for scripts, file ownership with chown, EACCES in Node.js, Docker volume permissions, SELinux, ACLs, and WSL issues.