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Is the order of elements in a JSON list preserved?

... Yes, the order of elements in JSON arrays is preserved. From RFC 7159 -The JavaScript Object Notation (JSON) Data Interchange Format (emphasis mine): An object is an unordered collection of zero or more name/value pairs, where a name is a string and a value is a string, number, boo...
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NSAttributedString add text alignment

...alignmentSetting.value = &alignment; CTParagraphStyleSetting settings[1] = {alignmentSetting}; size_t settingsCount = 1; CTParagraphStyleRef paragraphRef = CTParagraphStyleCreate(settings, settingsCount); NSDictionary *attributes = @{(__bridge id)kCTParagraphStyleAttributeName : (__bridge id)p...
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List of strings to one string

... | edited Jan 10 '13 at 9:22 bluish 22k2222 gold badges107107 silver badges163163 bronze badges ...
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ExecuteReader requires an open and available Connection. The connection's current state is Connectin

...would be smart to encapsulate ADO.NET functionality into a DB-Class(me too 10 years ago). Mostly they decide to use static/shared objects since it seems to be faster than to create a new object for any action. That is neither a good idea in terms of peformance nor in terms of fail-safety. Don't po...
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Android: How can I pass parameters to AsyncTask's onPreExecute()?

... answered Jun 19 '10 at 20:05 FelixFelix 82.2k4040 gold badges143143 silver badges163163 bronze badges ...
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What is the good python3 equivalent for auto tuple unpacking in lambda?

...bda x,y: (x*x + y*y))(*p)) update Python 3.8 As of now, Python 3.8 alpha1 is available, and PEP 572- assignment expressions are implemented. So, if one uses a trick to execute multiple expressions inside a lambda - I usually do that by creating a tuple and just returning the last component of it...
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How do I switch to another subversion branch in Intellij?

... 217 Just discovered switching branches is done using the update dialog (VCS -> Update Project, ...
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Difference between res.send and res.json in Express.js

... 216 The methods are identical when an object or array is passed, but res.json() will also convert n...
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PHP - Merging two arrays into one array (also Remove Duplicates)

... array_unique(array_merge($array1,$array2), SORT_REGULAR); http://se2.php.net/manual/en/function.array-unique.php share | improve this answer | ...
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Difference between android.app.Fragment and android.support.v4.app.Fragment

...the native version of the Android SDK. It was introduced in Android 3 (API 11). If you want to make your app use fragments, and want to target devices before API 11, you must use android.support.v4.app.Fragment. However, if you're only targeting devices running API 11 or above, you can use android....