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How to identify platform/compiler from preprocessor macros?

... For Mac OS: #ifdef __APPLE__ For MingW on Windows: #ifdef __MINGW32__ For Linux: #ifdef __linux__ For other Windows compilers, check this thread and this for several other compilers and architectures. share ...
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Adding gif image in an ImageView in android

...(); } GifWebView view = new GifWebView(this, "file:///android_asset /piggy.gif"); setContentView(view); } } GifDecoder:- public class GifDecoder { public static final int STATUS_OK = 0; public static final int STATUS_FORMAT_ERROR = 1; public s...
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Multiple columns index when using the declarative ORM extension of sqlalchemy

...'table_A' id = Column(Integer, primary_key=True) a = Column(String(32), index=True) b = Column(String(32), index=True) if you'd like a composite index, again Table is present here as usual you just don't have to declare it, everything works the same (make sure you're on recent 0.6 or 0...
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Why C# fails to compare two object types with each other but VB doesn't?

... Tarik 70.2k7474 gold badges215215 silver badges324324 bronze badges answered Feb 12 '13 at 16:38 Jon SkeetJon Skeet 1211k7727...
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Object of custom type as dictionary key

...7eF – Rosh Oxymoron Feb 4 '11 at 20:32 ...
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Send attachments with PHP Mail()?

...a convenient place in your project. Include the main script file -- require_once('path/to/file/class.phpmailer.php'); Now, sending emails with attachments goes from being insanely difficult to incredibly easy: use PHPMailer\PHPMailer\PHPMailer; use PHPMailer\PHPMailer\Exception; $email = new PHP...
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Get __name__ of calling function's module in Python

...e cases. >>> sys._current_frames() {4052: <frame object at 0x03200C98>} You can then "move up" using f_back : >>> f = sys._current_frames().values()[0] >>> # for python3: f = list(sys._current_frames().values())[0] >>> print f.f_back.f_globals['__file__...
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Default value in Doctrine

...ple solution for my specific case and is to set the field type option empty_data to a default value. Again, this solution is only for the scenario where an empty input in a form sets the DB field to null. Background None of the previous answers helped me with my specific scenario but I found a so...
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vs

...y each integer type you use or else bring it into scope with using std::int32_t; etc (annoying because verbose, but it's the right way to do it just like for any other symbol in the C++ standard library) Use <stdint.h> (slightly bad because deprecated) Use <cstdint> and assume your imple...
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Or versus OrElse

... 62 (0x3e) .maxstack 3 .locals init ([0] object a, [1] int32 b, [2] bool CS$4$0000) IL_0000: nop IL_0001: ldnull IL_0002: stloc.0 IL_0003: ldc.i4.3 IL_0004: stloc.1 IL_0005: ldloc.0 IL_0006: ldnull IL_0007: ceq IL_0009: ldloc.0 IL_00...