Category Archives: Bash

bash-stdops - A collection of Bash helper scripts that facilitate operations

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The bash-stdops project is a collection of helpful Bash scripts, written by James Cherti, that simplify various operations, including file searching, text replacement, and content modification. The author uses these scripts in conjunction with text editors like Emacs and Vim to automate tasks, including managing Tmux sessions, replacing text across a Git repository, securely copying and pasting from the clipboard by prompting the user before executing commands in Tmux, fix permissions, among other operations. Install bash-stdops scripts System-wide installation To install bash-stdops scripts system-wide, use the following command: git clone https://github.com/jamescherti/bash-stdops cd bash-stdops sudo ./make.sh install Alternative installation: Install in … Continue reading →

Bash shell: Interactive Menu to Insert any String from the Tmux Scrollback Buffer Into the Shell Prompt

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Imagine you're working in a tmux session, navigating logs, editing config files, or running commands, and you suddenly need to reuse a path, a variable name, or a keyword that appeared earlier on the tmux scrollback buffer. Instead of scrolling back or retyping it manually, you press Ctrl-n, type a few fuzzy letters, press enter, and the desired string from the tmux scrollback is instantly inserted at your cursor. The tmux scrollback buffer is the internal history of terminal output that tmux maintains for each pane. It consists of the lines that have scrolled off the visible screen but are … Continue reading →

bash-stdops - A collection of useful Bash Shell Scripts

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The jamescherti/bash-stdops project is a collection of helpful Bash scripts that simplify various operations, including file searching, text replacement, and content modification. I use these scripts in conjunction with text editors like Emacs and Vim to automate tasks, including managing Tmux sessions, replacing text across a Git repository, securely copying and pasting from the clipboard by prompting the user before executing commands in Tmux, fix permissions, among other operations. The bash-stdops Script Collection Overview Files, Paths, and Strings Git SSH Tmux X11/Wayland Misc Conclusion The jamescherti/bash-stdops scripts provide a variety of tasks, including file manipulation, Git management, and SSH automation, … Continue reading →

Making 'cron' notify the user about a failed command by redirecting its output to stderr only when it fails (non-zero exit code)

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Monitoring the success or failure of cron jobs can be challenging, especially when multiple jobs cause cron to send emails even when they don't fail. A more effective approach to handling cron job errors is to use a Bash script that directs the output to stderr only if the job fails, causing cron to notify the user about the error only when the script fails. Script overview The script provided below ensures that any command passed to it will redirect its output to a temporary file. If the command fails (i.e., returns a non-zero exit code), the script sends the … Continue reading →