# Bash Useful Examples

### Getting Started

1. [Hello.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/hello-world.sh): get a simple output
2. [Process.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/process.sh): execute more than one command in a script
3. [Interactive.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/interactive.sh): a simple but very much interactive script
4. [Special-Pattern.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/special-pattern.sh): draw a diamond pattern with dots(.)
5. [While-Read.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/while-read.sh): read lines from a file using while loop
6. [Read-Menu.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/read-menu.sh): display a menu for system information
7. [While-Menu.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/while-menu.sh): a repeated menu for system information
8. [Affect.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/affect.sh): print a spinner loader
9. [Colorful.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/color.sh): provide you with the output of several colours
10. [Convertlowercase.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/convertlowercase.sh): convert data either from the file or standard input to lowercase
11. [up.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/up.sh): move up a directory in shell script
12. [List-dir.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/list-dir.sh): list files in a directory
13. [Count-lines.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/count-lines.sh): print out the line number of each file in current directory
14. [Randomfile.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/randomfile.sh): create unique file/folder automatically with date and time stamp
15. [Random-emoji.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/random-emoji.sh): print ramdom emojis
16. [pomodoro.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/pomodoro.sh): a simple pomodoro app written in bash

### Programming

1. [VersionCompare.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/versioncompare.sh): compare two version number

### Utility

1. [Encrypt.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/encrypt.sh): encrypt a file/folder with password
2. [Archive-and-encrypt.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/archive-and-encrypt.sh): archive a path into a file and encrypt the file
3. [weather.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/weather.sh): check the weather in a specified location or using the geolocation of the ip address by default.
4. [WhereIP.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/whereIP.sh): Get location of an IP address.

### System Administration

1. [DirectorySize.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/directorysize.sh): output a specified directory's size
2. [Test-File.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/test-file.sh): evaluate the status of a file/directory
3. [Server-Health.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/server-health.sh): report server related information
4. [CPU.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/cpu.sh): report if CPU usage exceeds the threshold
5. [Disk-Space.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/disk-space.sh): check if the disk space crosses the limit
6. [CollectNetworkInfo.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/collectnetworkinfo.sh): gather information related to server
7. [RemoteBackup.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/remotebackup.sh): backup a local file into a remote server
8. [HardwareInfo.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/hardware_machine.sh): show hardware information for systems Linux
9. [Get-Temperature.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/get-temperature.sh): show CPU temperature

### Math

1. [Addition.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/addition.sh): perform addition of two numbers
2. [Subtraction.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/subtraction.sh): perform subtraction of two numbers
3. [Multiplication.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/multiplication.sh): perform multiplication of two numbers
4. [Division.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/division.sh): perform division of two numbers
5. [Simplecacl.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/simplecalc.sh): a simple calculator
6. [Table.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/table.sh): print table of any number
7. [EvenOdd.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/evenodd.sh): check if a number input from standard input is odd or even
8. [Factorial.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/factorial.sh): generate the factorial of a number
9. [Armstrong.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/armstrong.sh): check if a provided number is Armstrong or not
10. [Prime.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/prime.sh): check if a number is prime or not
11. [Fibonacci.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/fibonacci.sh): test if a number being entered is a Fibonacci or not
12. [Decimal2Binary.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/decimal2binary.sh): convert Decimal Number to Binary
13. [Binary2Decimal.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/binary2decimal.sh): convert Binary Number back to decimal
14. [Decimal2Hex.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/dec2hex.sh): convert Decimal Number to Hex
15. [Hex2Decimal](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/hextodec.sh): convert Hex number back to Decimal

### Image manipulation

1. [thumbnail.sh](https://raw.githubusercontent.com/Advance-Innovation-Centre-AIC/simple-bash-scripts/master/scripts/thumbnail.sh): create 400px thumbnails from images in a folder

{% hint style="info" %}
**Reference:**

<https://github.com/Advance-Innovation-Centre-AIC/simple-bash-scripts>
{% endhint %}

{% hint style="info" %}
**Practise More!**

<https://cheatsheets.zip/bash>
{% endhint %}