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What is the difference between “Rollback…” and “Back Out Submitted Changelist #####” in Perforce P4V
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223
Both of these operations restore a set of files to a previous state and are essentially faster, ...
JavaScript: how to change form action attribute value based on selection?
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cletuscletus
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Random record from MongoDB
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Starting with the 3.2 release of MongoDB, you can get N random docs from a collection using the $sample aggregation pipeline operator:
// Get one random document from the mycoll collection.
db.mycoll.aggregate([{ $sample: { size: 1 } }])
If...
How to encode URL parameters?
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173
With PHP
echo urlencode("http://www.image.com/?username=unknown&password=unknown");
Resul...
How to debug Ruby scripts [closed]
... Santilli 郝海东冠状病六四事件法轮功
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answered Nov 3 '11 at 12:20
horseyguyhorse...
Adding VirtualHost fails: Access Forbidden Error 403 (XAMPP) (Windows 7)
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342
Okay: This is what I did now and it's solved:
My httpd-vhosts.conf looks like this now:
<...
Unable to hide welcome screen in Emacs
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answered Apr 13 '09 at 17:28
Bastien LéonardBastien Léonard
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SQL Server ':setvar' Error
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Josh Darnell
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answered Apr 21 '10 at 17:12
AndrewAndrew
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RVM is not a function, selecting rubies with 'rvm use …' will not work
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243
Your console is not running as a login shell and hence have no access to rvm function. If you ar...