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JSON Array iteration in Android/Java

...of JSONArray iterable, meaning that the for (Object foo : bar) syntax will now work with it (note that foo has to be an Object, because JSONArrays do not have a declared type). All this works because the JSONArray class is backed by a simple ArrayList, which is already iterable. I imagine that other...
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Convert boolean result into number/integer

... Interestingly, the ternary is now fastest in Chrome 64.0.3282 on macOS 10.13.3. – 2540625 Feb 13 '18 at 23:49 ...
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Column order manipulation using col-lg-push and col-lg-pull in Twitter Bootstrap 3

I'm now reading documentation on Twitter Bootstrap 3, and tried to follow column ordering as shown in this page but hit the wall. I don't understand why such a code works nor how to correctly specify the setting. What I want to show is one grid, which is consisted of length 5, and the other leng...
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Evaluating string “3*(4+2)” yield int 18 [duplicate]

... .NET Core now supports DataTable: blogs.msdn.microsoft.com/devfish/2017/05/15/… – Piedone Jun 3 '17 at 15:20 9 ...
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What is a plain English explanation of “Big O” notation?

... then initials or first name, possibly address and then telephone numbers. Now if you were instructing a computer to look up the phone number for "John Smith" in a telephone book that contains 1,000,000 names, what would you do? Ignoring the fact that you could guess how far in the S's started (let...
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Canvas width and height in HTML5

... Thx much appreciated. I see now what CSS is doing... it treats the canvas 'like' a image, scaling an image is obviously not as good as 're-drawing' it! – EnglishAdam Sep 11 '14 at 18:32 ...
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What does “xmlns” in XML mean?

... Hmm...good to know it's a namespace. I used to wonder whether specifying a URI made the html page actually access that website to determine a schema. – Nav Mar 31 '14 at 12:15 ...
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Best introduction to C++ template metaprogramming? [closed]

... link fixed now, thanks! – jwfearn Feb 15 '13 at 21:01 ...
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Calling a Fragment method from a parent Activity

... OK that was easy, thanks (I'm brand new to fragments). Now the hard part is I can't seem to get a reference to the fragment in the first place. It's not defined in an XML layout, so I can't use findFragmentById(). And it's not clear to me from the code I'm following (ref above)...
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Remove leading zeros from a number in Javascript [duplicate]

...mber.MAX_SAFE_INTEGER). console.log(Number.MAX_SAFE_INTEGER); Now, lets consider the number string '099999999999999999999' and try to convert it using the above methods const numString = '099999999999999999999'; let parsedNumber = parseInt(numString, 10); console.log(`parseInt(...