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C# 5 async CTP: why is internal “state” set to 0 in generated code before EndAwait call?

...t. Many thanks to him - and please visit his blog, which rocks. The value 0 here is only special because it's not a valid state which you might be in just before the await in a normal case. In particular, it's not a state which the state machine may end up testing for elsewhere. I believe that usin...
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How to get the primary IP address of the local machine on Linux and OS X? [closed]

... return me the primary (first) IP address of the localhost, other than 127.0.0.1 31 Answers ...
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Optional Parameters with C++ Macros

...rd trick to count the number of arguments to a macro. enum { plain = 0, bold = 1, italic = 2 }; void PrintString(const char* message, int size, int style) { } #define PRINT_STRING_1_ARGS(message) PrintString(message, 0, 0) #define PRINT_STRING_2_ARGS(message, size) ...
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Regular expressions in C: examples?

...): #include <regex.h> regex_t regex; int reti; char msgbuf[100]; /* Compile regular expression */ reti = regcomp(&regex, "^a[[:alnum:]]", 0); if (reti) { fprintf(stderr, "Could not compile regex\n"); exit(1); } /* Execute regular expression */ reti = regexec(&regex, ...
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How to track down a “double free or corruption” error

... answered May 25 '10 at 8:42 HasturkunHasturkun 31.2k55 gold badges6565 silver badges9595 bronze badges ...
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Convert RGBA PNG to RGB with PIL

... 130 Here's a version that's much simpler - not sure how performant it is. Heavily based on some djan...
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typedef fixed length array

... answered Dec 24 '10 at 0:44 R.. GitHub STOP HELPING ICER.. GitHub STOP HELPING ICE 187k2929 gold badges306306 silver badges643643 bronze badges ...
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How to check if an int is a null

... An int is not null, it may be 0 if not initialized. If you want an integer to be able to be null, you need to use Integer instead of int. Integer id; String name; public Integer getId() { return id; } Besides the statement if(person.equals(null)) can...
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How do I use itertools.groupby()?

... ("vehicle", "school bus")] for key, group in groupby(things, lambda x: x[0]): for thing in group: print("A %s is a %s." % (thing[1], key)) print("") This will give you the output: A bear is a animal. A duck is a animal. A cactus is a plant. A speed boat is a vehicle. A schoo...
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Stacked Tabs in Bootstrap 3

..., .tabs-right > .nav-tabs, .tabs-left > .nav-tabs { border-bottom: 0; } .tab-content > .tab-pane, .pill-content > .pill-pane { display: none; } .tab-content > .active, .pill-content > .active { display: block; } .tabs-below > .nav-tabs { border-top: 1px solid #ddd; } ...