Mac Linux Command Line Kick Start in 4 hours for Beginners

Launch the macOS or Linux terminal, then customize your workspace by adjusting font size and window dimensions, selecting a profile (such as homebrew), and setting colors for easy reading.

Explore advanced iTerm features, including multiple tabs, windows, and split panes, and customize profiles, fonts, colors, and transparency while using shortcuts to navigate and search across sessions.

Learn to create directories from the command line, build a file system hierarchy, and use mkdir and touch, including handling spaces in names and navigating current versus target directories.

Navigate the file system from the command line using the terminal, learn to locate your current directory with pwd, switch with cd, and list contents with ls.

Learn how to copy files within and between directories using the command line. Practice with wildcards and pattern matching, copying multiple files, and understanding source and destination semantics.

Learn to copy directories recursively with cp -R, move files and directories with mv, and rename items on the command line. Master directory navigation using dot-dot for parent references.

Master deleting files and directories on the Mac and Linux command line. Use rm and rm -r to perform permanent and recursive deletions, with emphasis on caution.

Learn how to redirect command outputs to files, use standard input, standard output, and standard error, and practice overwriting and appending with redirection operators in the command line.

Learn to pipe and redirect command output, use cat, sort, and wc to manipulate to-do list text, and create sorted files without altering originals.

Master removing duplicate lines from a file using command line basics, pipes, and tools like sort and uniq, and save the cleaned output to a new file.

Learn to search for keywords in files and directories using grep, a global regular expression print, with case-insensitive and recursive options to locate lines or filenames.

Learn to find and replace strings in files using the command line with sed, including first occurrence vs global substitutions, case sensitivity, regular expressions, and saving results to a file.

Master redirecting standard output to files with > and >>, read from files, and connect commands with pipes; then sort alphabetically, uniq duplicates, search with grep, and substitute with sed.

Learn how to start a terminal session, load and customize default settings, and use command line editors such as nano, including insert mode and saving with :wq.

Edit the bash_profile to save environment settings and customize your macOS or Linux terminal. Source the file to apply changes to the current session.

Create aliases to shorten commands and customize the terminal by editing your bash profile. Load them in every session to enable quick commands like ls -l and history.

Learn to manage environment variables in bash by editing the bash profile, exporting variables to persist across sessions, and using aliases and prompts to customize the shell.

Learn to customize the bash prompt and work with environment variables like PATH and HOME. Edit your profile, export PATH, and run scripts by name from added directories.

Learn to view and filter environment variables in the terminal with env, grep, and export, and understand how user, home directory, path, and bash rc settings shape your command-line environment.

Complete the mac linux command line kick start by applying terminal basics, asking questions, and exploring extra beginner topics and resources.