Hilary Mason hmason
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| Bitly tech talk 4/22/2010 | |
| On 4/22 we held a bit.ly tech talk on 'Command Line Fu', where we invited talented hackers to come share their best moves. Please correct my notes and add your fu here! | |
| # @jehiah | |
| # in place file regex replacement | |
| perl -pi -e 's/this/that/g' filename_pattern | |
| # print the last column of a file ($NF stands for 'Number of Fields' or more commonly Last Field). |