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socket.io rooms or namespacing?
...ompartments, on the fly, to accommodate groups of users/connections, it is best to use rooms.
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Git - fatal: Unable to create '/path/my_project/.git/index.lock': File exists
...he above touch command; (4) my git client stopped functioning normally (at best, it slowed to a crawl); (5) I deleted index.lock; (6) the repository began functioning normally again.
– clarpaul
Dec 26 '16 at 14:46
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Is there a way to do repetitive tasks at intervals?
...rk with a fixed gap between the end and beginning of the tasks. Neither is best - it's two different use cases.
– nos
Aug 27 '15 at 13:10
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Copying files from one directory to another in Java
...nswered May 20 '13 at 7:34
Glen BestGlen Best
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How to copy a file to multiple directories using the gnu cp command
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A cursory test I just ran shows this to be the best performer if your destinations are different physical drives (keeping two physical copies of a file base like source video for a digital film).
– curiouser
Mar 24 '15 at 0:38
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Capture iframe load complete event
... for that.
How you listen to that event is up to you, but generally the best way is to:
1) create your iframe programatically
It makes sure your load listener is always called by attaching it before the iframe starts loading.
<script>
var iframe = document.createElement('iframe');
iframe...
How to determine if a record is just created or updated in after_save
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It's best to differentiate with an after_update and an after_create. The callbacks can share a common method that takes an argument to indicate if it's a create or update.
– matthuhiggins
Oct...
How to use my view helpers in my ActionMailer views?
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The best answer for shared email partials. Thanks!
– Alexey Shein
Feb 3 '14 at 14:24
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jQuery - setting the selected value of a select control via its text description
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So, what's the best way to do it in 1.4 now?
– JR Lawhorne
Apr 3 '10 at 6:38
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DatabaseError: current transaction is aborted, commands ignored until end of transaction block?
...sion or something else has changed since the old version. Regardless, the best fix is to track down the bad query so you can see what's wrong with it.
– ʇsәɹoɈ
Jun 5 '10 at 7:25
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