BBM_v1

Readme.md

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+# 🐭 Bye Bye Mouse
+
+<marquee>
+Because real power users don’t double-click—they type :)
+</marquee>
+
+Escape the tyranny of the GUI one command at a time! This repo is your golden ticket to slick shell tricks, terminal wizardry, and keyboard-fueled productivity. Unplug that mouse and watch your workflow sprint.
+</br>
+
+## Quick Links
+
+1. [copy a file](#copy-a-file)
+1. [duplicate a file](#duplicate-a-file)
+1. [copy a directory](#copy-a-directory)
+1. [duplicate a directory](#duplicate-a-directory)
+1. [move a file](#move-a-file)
+1. [rename a file](#rename-a-file)
+1. [move a directory](#move-a-directory)
+1. [rename a directory](#rename-a-directory)
+1. [merge directories](#merge-directories)
+1. [create a new file](#create-a-new-file)
+1. [create a new directory](#create-a-new-directory)
+1. [show file/directory size](#show-filedirectory-size)
+1. [show file/directory info](#show-filedirectory-info)
+1. [open a file with the default program](#open-a-file-with-the-default-program)
+1. [open a file in any application](#open-a-file-in-any-application)
+1. [zip a directory](#zip-a-directory)
+1. [unzip a directory](#unzip-a-directory)
+1. [peek files in a zip file](#peek-files-in-a-zip-file)
+1. [remove a file](#remove-a-file)
+1. [remove a directory](#remove-a-directory)
+1. [remove all files of certain criteria](#remove-all-files-of-certain-criteria)
+1. [list directory contents](#list-directory-contents)
+1. [tree view a directory and its subdirectories](#tree-view-a-directory-and-its-subdirectories)
+1. [find a stale file](#find-a-stale-file)
+1. [show a calendar](#show-a-calendar)
+1. [find a future date](#find-a-future-date)
+1. [use a calculator](#use-a-calculator)
+1. [force quit a program](#force-quit-a-program)
+1. [check server response](#check-server-response)
+1. [view content of a file](#view-content-of-a-file)
+1. [search for a text in a file](#search-for-a-text-in-a-file)
+1. [search in all files in current working directory, quickly (entire disk in less than 15 minutes)](#search-in-all-files-in-current-working-directory-quickly-entire-disk-in-less-than-15-minutes)
+1. [view an image](#view-an-image)
+1. [show disk size](#show-disk-size)
+1. [check cpu usage, processes and RAM](#check-cpu-usage-processes-and-ram)
+1. [know whether your computer is under load, and whether it's due to memory or CPU](#know-whether-your-computer-is-under-load-and-whether-its-due-to-memory-or-cpu)
+1. [poweroff or reboot your computer](#poweroff-or-reboot-your-computer)
+1. [locate USB drives](#locate-usb-drives)
+1. [unmount USB drives](#unmount-usb-drives)
+1. [format USB drives](#format-usb-drives)
+1. [check USB format](#check-usb-format)
+1. [run command on all files of a directory](#run-command-on-all-files-of-a-directory)
+1. [check network connectivity to a remote address and port](#check-network-connectivity-to-a-remote-address-and-port)
+1. [check DNS config of a domain](#check-dns-config-of-a-domain)
+1. [check the ownership and registration of a domain](#check-the-ownership-and-registration-of-a-domain)
+<!-- 1. [Quick tips](#quick-tips) -->
+1. [Hotkeys](#hotkeys)
+1. [I can't remember these cryptic commands](#i-cant-remember-these-cryptic-commands)
+
+
+## copy a file
+
+**STOP DRAG AND DROPPING A FILE, OR CMD/CTRL + C, CMD/CTRL + V A FILE** :-1:
+
+Copy `readme.txt` to the `documents` directory
+
+```shell
+$ cp readme.txt documents/
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## duplicate a file
+
+**STOP RIGHT CLICKING AND DUPLICATE A FILE** :-1:
+
+```shell
+$ cp readme.txt readme.bak.txt
+```
+More advanced:
+```shell
+$ cp readme{,.bak}.txt
+# Note: learn how the {} works with touch foo{1,2,3}.txt and see what happens.
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## copy a directory
+
+**STOP DRAG AND DROPPING A DIRECTORY, OR CMD/CTRL + C, CMD/CTRL + V A DIRECTORY** :-1:
+
+Copy `myMusic` directory to the `myMedia` directory
+
+```shell
+$ cp -a myMusic myMedia/
+# or
+$ cp -a myMusic/ myMedia/myMusic/
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## duplicate a directory
+
+**STOP RIGHT CLICKING AND DUPLICATE A DIRECTORY** :-1:
+
+```shell
+$ cp -a myMusic/ myMedia/
+# or if `myMedia` folder doesn't exist
+$ cp -a myMusic myMedia/
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## move a file
+
+**STOP DRAG AND DROPPING A FILE, OR CMD/CTRL + X, CMD/CTRL + V A FILE** :-1:
+
+```shell
+$ mv readme.txt documents/
+```
+
+**Always** use a trailing slash when moving files, [for this reason](http://unix.stackexchange.com/a/50533).
+
+[Go to table of contents 🔼](#quick-links)
+
+## rename a file
+
+**STOP RIGHT CLICKING AND RENAME A FILE** :-1:
+
+```shell
+$ mv readme.txt README.md
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## move a directory
+
+**STOP DRAG AND DROPPING A DIRECTORY, OR CMD/CTRL + X, CMD/CTRL + V A DIRECTORY** :-1:
+
+```shell
+$ mv myMedia myMusic/
+# or
+$ mv myMedia/ myMusic/myMedia
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## rename a directory
+
+**STOP RIGHT CLICKING AND RENAME A DIRECTORY** :-1:
+
+```shell
+$ mv myMedia/ myMusic/
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## merge directories
+
+**STOP DRAG AND DROPPING TO MERGE DIRECTORIES** :-1:
+
+```shell
+$ rsync -a /images/ /images2/	# note: may over-write files with the same name, so be careful!
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## create a new file
+
+**STOP RIGHT CLICKING AND CREATE A NEW FILE** :-1:
+
+```shell
+$ touch 'new file'    # updates the file's access and modification timestamp if it already exists
+# or
+$ > 'new file'        # note: erases the content if it already exists
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## create a new directory
+
+**STOP RIGHT CLICKING AND CREATE A NEW DIRECTORY** :-1:
+
+```shell
+$ mkdir 'untitled folder'
+# or
+$ mkdir -p 'path/may/not/exist/untitled folder'
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## show file/directory size
+
+**STOP RIGHT CLICKING AND SHOW FILE/directory INFO** :-1:
+
+```shell
+$ du -sh node_modules/
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## show file/directory info
+
+**STOP RIGHT CLICKING AND SHOW FILE/DIRECTORY INFO** :-1:
+
+```shell
+$ stat -x readme.md   # on macOS
+$ stat readme.md      # on Linux
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## open a file with the default program
+
+**STOP DOUBLE CLICKING ON A FILE** :-1:
+
+```shell
+$ xdg-open file   # on Linux
+$ open file       # on MacOS
+$ start file      # on Windows
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## open a file in any application
+
+**STOP RIGHT CLICKING AND OPEN WITH** :-1:
+
+```shell
+$ open -a appName file
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## zip a directory
+
+**STOP RIGHT CLICKING AND COMPRESS DIRECTORY** :-1:
+
+```shell
+$ zip -r archive_name.zip folder_to_compress
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## unzip a directory
+
+**STOP RIGHT CLICKING AND UNCOMPRESS DIRECTORY** :-1:
+
+```shell
+$ unzip archive_name.zip
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## decompress files of any format
+
+**STOP RIGHT CLICKING AND UNCOMPRESS DIRECTORY** :-1:
+
+```shell
+$ unar archive_name.zip
+$ unar archive_name.7z
+$ unar archive_name.rar
+$ unar archive_name.ISO
+$ unar archive_name.tar.gz
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## peek files in a zip file
+
+**STOP USING WinRAR** :-1:
+
+```shell
+$ zipinfo archive_name.zip
+# or
+$ unzip -l archive_name.zip
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## peek files in a compress file of any format
+
+**STOP USING WinRAR** :-1:
+
+```shell
+$ lsar -l archive_name.zip
+$ lsar -l archive_name.7z
+$ lsar -l archive_name.ISO
+$ lsar -l archive_name.rar
+$ lsar -l archive_name.tar.gz
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## remove a file
+
+**STOP RIGHT CLICKING AND DELETE A FILE PERMANENTLY** :-1:
+
+```shell
+$ rm my_useless_file
+```
+
+**IMPORTANT**: The `rm` command deletes `my_useless_file` permanently, which is equivalent to move `my_useless_file` to Recycle Bin and hit Empty Recycle Bin.
+
+[Go to table of contents 🔼](#quick-links)
+
+## remove a directory
+
+**STOP RIGHT CLICKING AND DELETE A DIRECTORY PERMANENTLY** :-1:
+
+```shell
+$ rm -r my_useless_folder
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## remove all files of certain criteria
+
+```shell
+$ find . -name "*.bak" -type f -delete
+```
+
+**IMPORTANT**: run `find . -name "*.bak" -type f` first to see exactly which files you will remove.
+
+[Go to table of contents 🔼](#quick-links)
+
+## list directory contents
+
+**STOP OPENING YOUR FINDER OR FILE EXPLORER** :-1:
+
+```shell
+$ ls my_folder        # Simple
+$ ls -la my_folder    # -l: show in list format. -a: show all files, including hidden. -la combines those options.
+$ ls -ltrha my_folder # -r: reverse output. -t: sort by time (modified). -h: output human-readable sizes.
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## tree view a directory and its subdirectories
+
+**STOP OPENING YOUR FINDER OR FILE EXPLORER** :-1:
+
+```shell
+$ tree                                                        # on Linux
+$ find . -print | sed -e 's;[^/]*/;|____;g;s;____|; |;g'      # on MacOS
+# Note: install homebrew (https://brew.sh) to be able to use (some) Linux utilities such as tree.
+# brew install tree
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## find a stale file
+
+**STOP USING YOUR FILE EXPLORER TO FIND A FILE** :-1:
+
+Find all files modified more than 5 days ago
+
+```shell
+$ find my_folder -mtime +5
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## show a calendar
+
+**STOP LOOKING UP WHAT THIS MONTH LOOKS LIKE BY CALENDAR WIDGETS** :-1:
+
+Display a text calendar
+
+```shell
+$ cal
+```
+Display selected month and year calendar
+
+```shell
+$ cal 11 2018
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## find a future date
+
+**STOP USING WEBAPPS TO CALCULATE FUTURE DATES** :-1:
+
+What is today's date?
+
+```shell
+$ date +%m/%d/%Y
+```
+
+What about a week from now?
+
+```shell
+$ date -d "+7 days"                                           # on Linux
+$ date -j -v+7d                                               # on MacOS
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## use a calculator
+
+**STOP USING CALCULATOR WIDGET** :-1:
+
+```shell
+$ bc -l
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## force quit a program
+
+**STOP CTRL + ALT + DELETE and choose the program to kill** :-1:
+
+```shell
+$ killall -9 program_name
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## check server response
+
+**STOP OPENING A BROWSER** :-1:
+
+```shell
+$ curl -i rbtreevi.web.app
+# curl's -i (--include) option includes HTTP response headers in its output.
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## view content of a file
+
+**STOP DOUBLE CLICKING A FILE** :-1:
+
+```shell
+$ cat apps/settings.py
+# if the file is too big to fit on one page, you can use a 'pager' (less) which shows you one page at a time.
+$ less apps/settings.py
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## search for a text in a file
+
+**STOP CMD/CTRL + F IN A FILE** :-1:
+
+```shell
+$ grep -i "Query" file.txt
+```
+
+[Go to table of contents 🔼](#quick-links)
+
+
+## search in all files in current working directory, quickly (entire disk in less than 15 minutes)
+
+**STOP CMD/CTRL + F IN A DIRECTORY** :-1:
+
+```shell
+$ ripgrep -i "Query"
+# brew install ripgrep
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## view an image
+
+**STOP USING PREVIEW** :-1:
+
+```shell
+$ imgcat image.png
+# Note: requires iTerm2 terminal.
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## show disk size
+
+**STOP RIGHT CLICKING DISK ICON OR OPENING DISK UTILITY** :-1:
+
+```shell
+$ df -h
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## check cpu usage, processes and RAM
+
+**STOP OPENING YOUR ACTIVITY MONITOR OR TASK MANAGER** :-1:
+
+```shell
+$ top
+```
+if you want some more details:
+```shell
+$ htop
+```
+
+[Go to table of contents 🔼](#quick-links)
+
+
+## know whether your computer is under load, and whether it's due to memory or CPU
+
+```shell
+$ glances
+# brew install glances
+# pip install --user 'glances[all]'
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## poweroff or reboot your computer
+
+This can be useful when you're patching a server that is accessed via SSH and you don't have a GUI.
+
+```shell
+# poweroff
+$ sudo shutdown -h now
+# reboot
+$ sudo shutdown -r now
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## locate USB drives
+
+```shell
+$ df
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## unmount USB drives
+
+```shell
+$ sudo umount /dev/sdb1
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## format USB drives
+
+```shell
+# FAT32
+$ sudo mkfs.vfat /dev/sdb1
+# NTFS
+$ sudo mkfs.ntfs /dev/sdb1
+# exFAT
+$ sudo mkfs.exfat /dev/sdb1
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## check USB format
+
+```shell
+$ sudo fsck /dev/sdb1
+```
+[Go to table of contents 🔼](#quick-links)
+
+
+## run command on all files of a directory
+
+**STOP CLICKING THE FILES ONE BY ONE** :-1:
+
+```shell
+$ for FILE in *; do echo $FILE; done
+```
+[Go to table of contents 🔼](#quick-links)
+
+## check network connectivity to a remote address and port
+
+**STOP USING NETWORK UTILITY**
+
+```shell
+$ nc -vz www.google.com 443
+$ nc -vz 1.1.1.1 53
+```
+
+[Go to table of contents 🔼](#quick-links)
+
+## check DNS config of a domain
+
+**STOP USING NETWORK UTILITY**
+
+```shell
+$ dig www.google.com
+```
+
+[Go to table of contents 🔼](#quick-links)
+
+## check the ownership and registration of a domain
+
+**STOP USING NETWORK UTILITY AND THE WEBSITE OF DOMAIN REGISTRATION PROVIDERS**
+
+```shell
+$ whois www.google.com
+```
+
+[Go to table of contents 🔼](#quick-links)
+
+<!-- ## Quick tips
+
+![CLI tips](./cli_tips.jpg)
+
+[Go to table of contents 🔼](#quick-links) -->
+
+## Hotkeys
+
+| Hotkey | Description |
+|----------|-------------|
+| <kbd>Ctrl</kbd>+<kbd>A</kbd> | Go to the beginning of the line you are currently typing on |
+| <kbd>Ctrl</kbd>+<kbd>E</kbd> | Go to the end of the line you are currently typing on |
+| <kbd>Ctrl</kbd>+<kbd>L</kbd> | Clears the Screen, similar to the clear command |
+| <kbd>Ctrl</kbd>+<kbd>U</kbd> | Clears the line before the cursor position. If you are at the end of the line, clears the entire line. |
+| <kbd>Ctrl</kbd>+<kbd>H</kbd> | Same as backspace |
+| <kbd>Ctrl</kbd>+<kbd>R</kbd> | Lets you search through previously used commands |
+| <kbd>Ctrl</kbd>+<kbd>C</kbd> | Kill whatever you are running |
+| <kbd>Ctrl</kbd>+<kbd>D</kbd> | Exit the current shell |
+| <kbd>Ctrl</kbd>+<kbd>Z</kbd> | Puts whatever you are running into a suspended background process. fg restores it. |
+| <kbd>Ctrl</kbd>+<kbd>W</kbd> | Delete the word before the cursor |
+| <kbd>Ctrl</kbd>+<kbd>K</kbd> | Clear the line after the cursor |
+| <kbd>Ctrl</kbd>+<kbd>T</kbd> | Swap the last two characters before the cursor |
+| <kbd>Ctrl</kbd>+<kbd>F</kbd> | Move cursor forward one character |
+| <kbd>Ctrl</kbd>+<kbd>B</kbd> | Move cursor backward one character |
+| <kbd>Esc</kbd>+<kbd>T</kbd> | Swap the last two words before the cursor |
+| <kbd>Alt</kbd>+<kbd>T</kbd> | Same as <kbd>Esc</kbd> + <kbd>T</kbd> |
+| <kbd>Alt</kbd>+<kbd>F</kbd> | Move cursor forward one word on the current line |
+| <kbd>Alt</kbd>+<kbd>B</kbd> | Move cursor backward one word on the current line |
+| <kbd>Esc</kbd>+<kbd>F</kbd> | Same as <kbd>Alt</kbd> + <kbd>F</kbd> |
+| <kbd>Esc</kbd>+<kbd>B</kbd> | Same as <kbd>Alt</kbd> + <kbd>B</kbd> |
+| <kbd>Alt</kbd>+<kbd>.</kbd> | Paste the last word of the most recently command |
+| <kbd>Tab</kbd> | Auto-complete files and directory names |
+[Go to table of contents 🔼](#quick-links)
+
+## I can't remember these cryptic commands
+
+You can always google or `man` the commands you are not familiar with. Or, checkout [tldr](https://github.com/tldr-pages/tldr), a collection of simplified and community-driven man pages.
+
+[Go to table of contents 🔼](#quick-links)