This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #!/bin/sh | |
| ip=`curl -s https://secure.internode.on.net/webtools/showmyip?textonly=1` | |
| curl -s -u <username>:<password> https://updates.opendns.com/nic/update?hostname=<network>&myip=$ip |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| testString.matches("(?i)^[a-b]*$"); | |
| // (?i) toggles case insensitive matching | |
| // also works for m, s, and x modes | |
| // http://www.regular-expressions.info/modifiers.html |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| #ctrl-z | |
| # put a process in the background | |
| fg | |
| # bring a background process into the foreground | |
| tail -f filename | |
| # follow a in real time (eg. a log file) | |
| #ctrl-s | |
| # suspend display on the terminal |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Surround a heredoc with quotes and you can continue the code on the same line: | |
| render :status => 404, :text => <<-'EOH' and return unless setup | |
| article not found<br/> | |
| I, as a server, have failed<br/> | |
| https? | |
| EOH | |
| Quotes also give you more freedom/creativity with the terminal ID: |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| apt-get update | |
| apt-get dist-upgrade | |
| apt-cache search <package> | |
| apt-get install <package> | |
| apt-get remove <package> | |
| apt-get --purge remove <package> |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| alias popd="popd > /dev/null" |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| alias cd="pushd $@ > /dev/null" |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| PS1="[$?/\T]\h:\w% " |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| alias l="ls -lahF" |
NewerOlder