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How to change the opacity (alpha, transparency) of an element in a canvas element after it has been
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Bhuwan
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answered Apr 20 '10 at 13:25
djdolberdjdolber
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Dot character '.' in MVC Web API 2 for request such as api/people/STAFF.45287
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edited Dec 19 '14 at 20:43
ataravati
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a...
How to check if a string is a valid JSON string in JavaScript without using Try/Catch
...nd it will work in most cases, not all cases.
Have a look around the line 450 in https://github.com/douglascrockford/JSON-js/blob/master/json2.js
There is a regexp that check for a valid JSON, something like:
if (/^[\],:{}\s]*$/.test(text.replace(/\\["\\\/bfnrtu]/g, '@').
replace(/"[^"\\\n\r]*"|t...
How to generate a random string of a fixed length in Go?
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846
Paul's solution provides a simple, general solution.
The question asks for the "the fastest an...
Duplicate and rename Xcode project & associated folders [closed]
...for providing the separate answers to this problem.
Duplicating an XCode 4 Project
Renaming xcode 4 project and the actual folder
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split string only on first instance of specified character
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437
Use capturing parentheses:
"good_luck_buddy".split(/_(.+)/)[1]
"luck_buddy"
They are define...
C# loop - break vs. continue
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1514
break will exit the loop completely, continue will just skip the current iteration.
For example...
Is there any way to see the file system on the iOS simulator?
...Support/iPhone Simulator
It had directories for all models of simulators (4.0, 4.1, 5.0, etc) you have ever run, go to the one you are running from in Xcode.
Once in a folder, go to Applications, choose the Finder option that shows date for files, and sort by date. Your application will be the mo...
C Macro definition to determine big endian or little endian machine?
... 316 (aka ENDIAN_BIG_WORD) */
};
static const union { unsigned char bytes[4]; uint32_t value; } o32_host_order =
{ { 0, 1, 2, 3 } };
#define O32_HOST_ORDER (o32_host_order.value)
#endif
You would check for little endian systems via
O32_HOST_ORDER == O32_LITTLE_ENDIAN
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Why don't Java's +=, -=, *=, /= compound assignment operators require casting?
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2466
As always with these questions, the JLS holds the answer. In this case §15.26.2 Compound Assi...