zsh: drop sed for regexp-replace and use zstyle to avoid hardcoding things in a script
Use zsh's built-in regexp-replace instead of sed for string substitution, and zstyle to avoid hardcoding values in your scripts and functions.
git status can now compare branches
Git now lets git status compare your current branch with both upstream and push branches using status.comparebranches, making divergence instantly visible.
zsh: Dynamically ignore files for autocomplete
How to dynamically ignore files for autocomplete in zsh
HOW-TO: Add a disk to an LVM group
HOW-TO add a disk to an LVM group