install mariadb 10.2 ubuntu 16.04

sudo snap install insomnia Here is what the above code is Doing: 1. We’re using the subprocess module to run the snap install command. 2. We’re using the check_output() function to run the command. 3. We’re passing the command as a string to the check_output() function. 4. We’re using the shell=True argument to tell Python…

git checkout master git reset master Here is what the above code is Doing: 1. Checkout the master branch 2. Reset the master branch to the commit before the merge 3. Delete the branch

export PATH=~/anaconda3/bin:$PATH Here is what the above code is Doing: 1. It’s setting the path to the anaconda3/bin directory. 2. It’s adding the anaconda3/bin directory to the PATH variable. The PATH variable is a list of directories that the shell searches for executables when you type a command into the command line. If you type…

sshpass -p [password] ssh [user]@[ip] -t “python3 example.py” Here is what the above code is Doing: 1. sshpass is a tool that allows you to pass a password to ssh. 2. -p is the password flag. 3. [password] is the password you want to pass to ssh. 4. ssh is the command to connect to…

#!/bin/bash defaultsReturn=$(defaults read com.apple.finder AppleShowAllFiles) if [ ‘1’ = “$defaultsReturn” ]; then echo “AppleShowAllFiles is enabled” elif [ ‘0’ = “$defaultsReturn” ]; then echo “AppleShowAllFiles is not enabled” else echo “defaults returned some other value: $defaultsReturn” fi Here is what the above code is Doing: 1. We’re using the defaults command to read the value…

# -z string # True if the length of string is zero. MY_VAR=”${1}” if [ -z $MY_VAR ] ; then echo “No input provided for script” exit 1 fi Here is what the above code is Doing: 1. The first line is a shebang. It tells the shell what program to use to run the…