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int a[] = {1,2,}; Weird comma allowed. Any particular reason?

...ntax: var a = [1, 2,];, so do most other languages I know... ActionScript, Python, PHP. – Sean Fujiwara Aug 14 '11 at 3:43 14 ...
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What are the differences between Deferred, Promise and Future in JavaScript?

... @MartinKällman You're right! I hadn't revisited this in a while and have learned a bit. I'll post a separate answer below, but leave this since people seem to have benefited from the usage example. – fncomp ...
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recursion versus iteration

...ur loop counter), then that is correct. If it's a real for loop (say as in Python or most functional languages where you cannot manually modify the loop counter), then it is not correct. All (computable) functions can be implemented both recursively and using while loops (or conditional jumps, whi...
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YYYY-MM-DD format date in shell script

... a more compact notation for the accepted answer. – Håvard Geithus Nov 16 '15 at 20:42 ...
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What's the best way to send a signal to all members of a process group?

...ll your own children, use pkill -TERM -P ${$}. – François Beausoleil Apr 10 '15 at 14:30 3 @Only...
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Length of string in bash

...ike to show the difference between string length and byte length: myvar='Généralités' chrlen=${#myvar} oLang=$LANG oLcAll=$LC_ALL LANG=C LC_ALL=C bytlen=${#myvar} LANG=$oLang LC_ALL=$oLcAll printf "%s is %d char len, but %d bytes len.\n" "${myvar}" $chrlen $bytlen will render: Généralités ...
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Function pointers, Closures, and Lambda

...ct 16 '08 at 15:41 Jouni K. SeppänenJouni K. Seppänen 33.9k55 gold badges6767 silver badges9696 bronze badges ...
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How to move Jenkins from one PC to another

...ob on {DESTINATION_JENKINS_URL}. I have created a menu-driven utility in Python which asks the user to start plugin or Jenkins migration and uses Jenkins REST API calls to do it. You can refer the JenkinsMigration.docx from this URL jenkinsjenkinsmigrationjenkinsrestapi ...
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Get loop counter/index using for…of syntax in JavaScript

... Oh ok. I was confused. I thought JavaScript's for-in was the same as Python's. Thanks for the clarification. – hobbes3 Apr 16 '12 at 18:51 1 ...
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Casting vs using the 'as' keyword in the CLR

...red Jan 30 '09 at 16:38 Patrik HägnePatrik Hägne 15k33 gold badges4848 silver badges5858 bronze badges ...