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How to swap two variables in JavaScript
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@derek - I think it's called array matching, a form of destructuring assignment.
– Ted Hopp
Apr 22 '16 at 14:31
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check if a std::vector contains a certain object? [duplicate]
Is there something in <algorithm> which allows you to check if a std:: container contains something? Or, a way to make one, for example:
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Profiling Django
...at queries are executed on each page and how much time they take. It's a really useful, powerful and easy to use tool.
Also, read recommendations about Django performance in Database access optimization from the documentation.
And Django performance tips by
Jacob Kaplan-Moss.
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Should Javadoc comments be added to the implementation?
...methods that are implementation only (not overrides), sure, why not, especially if they are public.
If you have an overriding situation and you are going to replicate any text, then definitely not. Replication is a surefire way of causing discrepancies. As a result, users would have a different und...
Converting between strings and ArrayBuffers
...ly converting JavaScript strings to ArrayBuffers and vice-versa? Specifically, I'd like to be able to write the contents of an ArrayBuffer to localStorage and to read it back.
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How to make a Bootstrap accordion collapse when clicking the header div?
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All you need to do is to to use...
data-toggle="collapse"
data-target="#ElementToExpandOnClick"
...on the element you want to click to trigger the collapse/expand effect.
The element with data-toggle="collapse" will be...
Xcode Command /usr/bin/codesign failed with exit code 1 : errSecInternalComponent
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Open Keychain Access, then in the File menu select Lock All Keychains.
Then go back to Xcode and clean and rebuild. It will prompt you for your password again to unlock the keychain.
After this, assuming you have no other compile issues, it will succeed!
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Get properties and values from unknown object
...swered Nov 10 '10 at 13:15
CocowallaCocowalla
10.7k55 gold badges5454 silver badges8686 bronze badges
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Uncaught SyntaxError: Unexpected token with JSON.parse
...n into a Javascript object.
Your code turns the object into a string (by calling .toString()) in order to try to parse it as JSON text.
The default .toString() returns "[object Object]", which is not valid JSON; hence the error.
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JavaScript seconds to time string with format hh:mm:ss
... Thanks for the prototype idea, I like how it is easier to call it. I prototyped the Number so I can call it on them too. I also found this answer that would remove the hours and minutes if they were not needed.
– alunsford3
May 25 '12 at 5:44
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