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Mipmap drawables for icons
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There are two distinct uses of mipmaps:
For launcher icons when building density specific APKs. Some developers build separate APKs for every density, to keep the APK size down. However some launchers (shipped with some devices, or availa...
How to parse a string to an int in C++?
...ng a string (given as char *) into an int? Robust and clear error handling is a plus (instead of returning zero ).
17 Answ...
How can “while (i == i) ;” be a non-infinite loop in a single threaded application?
...s() spells out the answer: "Double.NaN==Double.NaN has the value false". This is elaborated in the Java Language Specification under "Floating-Point Types, Formats, and Values":
NaN is unordered, so the numerical
comparison operators <, <=, >, and >=
return false if either or bot...
What is the difference between MySQL, MySQLi and PDO? [closed]
What is the difference between MySQL, MySQLi and PDO ?
4 Answers
4
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Declaring functions in JavaScript [duplicate]
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I am on different opinion with most of the people here. Technically this syntax may mean the same for declaring functions both ways
(I stand incorrect on my last statement. I read up on a diff post why they are technically diff and I'll add in the end, why)
; but the way they play a role in evo...
How to use enums as flags in C++?
... nicely in C# via the [Flags] attribute, but what's the best way to do this in C++?
22 Answers
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Equivalent of .try() for a hash to avoid “undefined method” errors on nil? [duplicate]
In Rails we can do the following in case a value doesn't exist to avoid an error:
12 Answers
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To ARC or not to ARC? What are the pros and cons? [closed]
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There is no downside. Use it. Do it today. It is faster than your old code. It is safer than your old code. It is easier than your old code. It is not garbage collection. It has no GC runtime overhead. The compiler inserts retains ...
Loop inside React JSX
... trying to do something like the following in React JSX (where ObjectRow is a separate component):
66 Answers
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How to check Google Play services version?
In my application, I need to check Google Play services version (which is installed in user's device). Is it possible ? And if yes, how can I do that? I searched Google but I could not find anything!
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