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Learning Regular Expressions [closed]

... It's the same conceptually as the really big character class [-.?+%$A-Za-z0-9...]. Think of character classes as menus: pick just one. Helpful shortcuts Using . can save you lots of typing, and there are other shortcuts for common patterns. Say you want to match a digit: one way to write that is...
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How to get overall CPU usage (e.g. 57%) on Linux [closed]

...ke a look at cat /proc/stat grep 'cpu ' /proc/stat | awk '{usage=($2+$4)*100/($2+$4+$5)} END {print usage "%"}' EDIT please read comments before copy-paste this or using this for any serious work. This was not tested nor used, it's an idea for people who do not want to install a utility or for so...
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Any difference between First Class Function and High Order Function

... answered Apr 13 '12 at 13:07 zoulzoul 93.8k4141 gold badges236236 silver badges338338 bronze badges ...
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Reload the path in PowerShell

...mpenmpen 223k212212 gold badges734734 silver badges10661066 bronze badges 26 ...
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How can I dynamically create a selector at runtime with Objective-C?

... 180 I'm not an Objective-C programmer, merely a sympathizer, but maybe NSSelectorFromString is what ...
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LINQ where vs takewhile

... Neuron 3,54333 gold badges2323 silver badges4040 bronze badges answered Feb 17 '11 at 16:37 Albin SunnanboAlbin Sunnanbo 43...
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If list index exists, do X

... | edited Dec 12 '16 at 0:03 Dimitris Fasarakis Hilliard 108k2424 gold badges208208 silver badges212212 bronze badges ...
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Find the nth occurrence of substring in a string

... answered Dec 10 '09 at 21:26 bobincebobince 485k9999 gold badges611611 silver badges797797 bronze badges ...
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adb update a non-market apk?

... answered Mar 10 '10 at 8:17 Vidar VestnesVidar Vestnes 40.6k2727 gold badges8181 silver badges9696 bronze badges ...
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possible EventEmitter memory leak detected

... have? That isn't normal behavior. In short, its: process.setMaxListeners(0); Also see: node.js - request - How to “emitter.setMaxListeners()”? share | improve this answer | ...