Drezil/Bash-Oneliner
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Create 'Ctrl' section

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collected and summarized some Ctrl command line tricks
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onceupon 2018-10-24 01:37:27 +08:00 committed by GitHub
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README.md
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@ -14,13 +14,14 @@ http://onceupon.github.io/Bash-Oneliner/
## Handy Bash oneliner commands ## Handy Bash oneliner commands
- [Ctrl](#ctrl)
- [Variable](#variable)
- [Grep](#grep) - [Grep](#grep)
- [Sed](#sed) - [Sed](#sed)
- [Awk](#awk) - [Awk](#awk)
- [Xargs](#xargs) - [Xargs](#xargs)
- [Find](#find) - [Find](#find)
- [Loops](#loops) - [Loops](#loops)
- [Variable](#variable)
- [Math](#math) - [Math](#math)
- [Time](#time) - [Time](#time)
- [Download](#download) - [Download](#download)
@ -30,8 +31,24 @@ http://onceupon.github.io/Bash-Oneliner/
- [Hardware](#hardware) - [Hardware](#hardware)
- [Others](#others) - [Others](#others)
## Ctrl
```bash
Ctrl + n : Same as Down arrow.
Ctrl + p : Same as Up arrow.
Ctrl + r : begins a backward search through cammand history.(keep pressing Ctrl + r to move backward)
Ctrl + s : to stop output to terminal.
Ctrl + q : to resume output to terminal after Ctrl + s.
Ctrl + a : move to the beginning of line.
Ctrl + e : move to the end of line.
Ctrl + d : if you've type something, Ctrl + d deletes the character under the cursor, else, it escapes the current shell.
Ctrl + k : delete all text from the cursor to the end of line.
Ctrl + x + backspace : delete all text from the beginning of line to the cursor.
Ctrl + t : transpose the character before the cursor with the one under the cursor, press Esc + t to transposes the two words before the cursor.
Ctrl + x + Ctrl + e : launch editor define by $EDITOR
```
## Grep ## Grep
[[back to top](#handy-bash-oneliner-commands)]
##### Grep only IP address ##### Grep only IP address
```bash ```bash
@ -2563,7 +2580,7 @@ type pip
pip install -r requirements.txt pip install -r requirements.txt
``` ```
##### working with json data ##### Working with json data
```bash ```bash
#install the useful jq package #install the useful jq package
#sudo apt-get install jq #sudo apt-get install jq
@ -2585,7 +2602,7 @@ echo -e ${D2B[255]}
#11111111 #11111111
``` ```
##### wrap each input line to fit in specified width (e.g 4 integers per line) ##### Wrap each input line to fit in specified width (e.g 4 integers per line)
```bash ```bash
echo "00110010101110001101" | fold -w4 echo "00110010101110001101" | fold -w4
#0011 #0011
@ -2594,7 +2611,7 @@ echo "00110010101110001101" | fold -w4
#1000 #1000
#1101 #1101
``` ```
##### sort a file by column and keep the original order ##### Sort a file by column and keep the original order
```bash ```bash
sort -k3,3 -s sort -k3,3 -s
``` ```
@ -2603,5 +2620,13 @@ sort -k3,3 -s
```bash ```bash
cat file.txt|rev|column -t|rev cat file.txt|rev|column -t|rev
``` ```
##### Change case
```bash
Esc + u
# converts text from cursor to the end of the word to uppercase.
Esc + l
# converts text from cursor to the end of the word to uppercase.
Esc + c
# converts letter under the cursor to uppercase.
```
=-=-=-=-=-A lot more coming!! =-=-=-=-=-=-=-=-=-=waitwait-=-=-=-=-=-=-=-=-=- =-=-=-=-=-A lot more coming!! =-=-=-=-=-=-=-=-=-=waitwait-=-=-=-=-=-=-=-=-=-