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fix 'back to top' link

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Bonnie I-Man Ng 2019-05-16 23:53:13 +08:00 committed by GitHub
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README.md
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@ -117,7 +117,7 @@ $! :is the PID of the most recent background command.
```
## Grep
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Type of grep
```bash
@ -299,7 +299,7 @@ grep -d skip 'bbo' /path/to/files/*
## Sed
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Remove the 1st line
```bash
sed 1d filename
@ -506,7 +506,7 @@ sed -r -e 's/^.{3}/&#/' file
## Awk
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Set tab as field separator
```bash
@ -663,7 +663,7 @@ awk '{$6 = $4 - prev5; prev5 = $5; print;}'
## Xargs
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Set tab as delimiter (default:space)
```bash
@ -784,7 +784,7 @@ grep -rl '192.168.1.111' /etc | xargs sed -i 's/192.168.1.111/192.168.2.111/g'
## Find
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### List all sub directory/file in the current directory
```bash
find .
@ -822,7 +822,7 @@ find . -name "*.mso" -size -74c -delete
## Condition and loop
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### If statement
```bash
@ -921,7 +921,7 @@ esac
```
## Variable
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Variable substitution within quotes
```bash
# foo=bar
@ -983,7 +983,7 @@ helloworld
```
## Math
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Arithmetic Expansion in Bash (Operators: +, -, *, /, %, etc)
```bash
echo $(( 10 + 5 )) #15
@ -1041,7 +1041,7 @@ echo "var=5;--var"| bc
```
## Time
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Find out the time require for executing a command
```bash
@ -1076,7 +1076,7 @@ job 1 at Wed Apr 18 11:16:00 2018
## Download
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Download the content of this README.md (the one your are viewing now)
```bash
@ -1139,7 +1139,7 @@ wget -P /path/to/directory "http://example.com"
## Random
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Random pick 100 lines from a file
```bash
shuf -n 100 filename
@ -1171,7 +1171,7 @@ echo $(((RANDOM %10)+1))
```
## Xwindow
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
X11 GUI applications! Here are some GUI tools for you if you get bored by the text-only environment.
@ -1233,7 +1233,7 @@ xcowsay
## System
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Display CPU and IO statistics for devices and partitions.
```bash
@ -1963,7 +1963,7 @@ systemctl list-unit-files|grep enabled
## Hardware
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Collect and summarize all hardware info of your machine
```bash
@ -2091,7 +2091,7 @@ ipmitool -I bmc lan set 1 defgw ipaddr 192.168.0.1
## Networking
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Display IP address
```bash
@ -2140,7 +2140,7 @@ hostnamectl set-hostname "mynode"
## Others
[[back to top](#handy-bash-one-liners-commands)]
[[back to top](#handy-bash-one-liners)]
##### Get parent directory of current directory
```bash
dirname `pwd`