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How to set time delay in javascript

...de setTimeout don't recognise class properties. – ishandutta2007 Apr 14 '17 at 17:52 @ishandutta2007 see my answer bel...
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Devise Secret Key was not set

... I ran bundle update this morning and started getting the same error. I added it as a line in config/initializers/devise.rb and the error was fixed. This seems to be the commit which introduced it. ...
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Lock-free multi-threading is for real threading experts

I was reading through an answer that Jon Skeet gave to a question and in it he mentioned this: 6 Answers ...
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Architecture for merging multiple user accounts together

Okay, I got a website where you can register yourself and login. You can also login with your facebook, twitter or linkedin account. ...
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How can I match multiple occurrences with a regex in JavaScript similar to PHP's preg_match_all()?

... I would suggest an alternative regex, using sub-groups to capture name and value of the parameters individually and re.exec(): function getUrlParams(url) { var re = /(?:\?|&(?:amp;)?)([^=&#]+)(?:=?([^&#]*))/g, match, params = {}, decode = function (s) {return decodeURI...
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What does -XX:MaxPermSize do?

... The permanent space is where the classes, methods, internalized strings, and similar objects used by the VM are stored and never deallocated (hence the name). This Oracle article succinctly presents the working and parameterization of the HotSpot GC and advises you to augment this space if you lo...
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How to find if a given key exists in a C++ std::map

I'm trying to check if a given key is in a map and somewhat can't do it: 14 Answers 14...
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Android: Last line of textview cut off

... caused by the baseline alignment in the horizontal LinearLayout. TextView and Spinner have different baselines due to font size difference. To fix the issue it is needed to disable baseline alignment for the layout by setting: android:baselineAligned="false" or in the code: layout.setBaselineAl...
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What would a “frozen dict” be?

...self._d[key] def __hash__(self): # It would have been simpler and maybe more obvious to # use hash(tuple(sorted(self._d.iteritems()))) from this discussion # so far, but this solution is O(n). I don't know what kind of # n we are going to run into, but sometime...
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How to perform OR condition in django queryset?

...It would help if you add a print of object.query so we can relate both ORM and Query output to familiarize with it. BTW great example. – Eddwin Paz Aug 23 '17 at 21:05 ...