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C compile error: “Variable-sized object may not be initialized”
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I am assuming that you are using a C99 compiler (with support for dynamically sized arrays). The problem in your code is that at the time when the compilers sees your variable declaration it cannot know how many elements there are in the array (I am also assumi...
What is the printf format specifier for bool?
Since ANSI C99 there is _Bool or bool via stdbool.h . But is there also a printf format specifier for bool?
8 Answer...
Hidden features of C
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I think they are C99 or so. I haven't found a portable way to ensure these would be around.
– akauppi
Sep 25 '08 at 19:25
3...
What does “static” mean in C?
... @Qix -- This was a new overloaded meaning given to static in C99. It is more than a decade and a half old, but not all compiler writers have embraced all of C99 features -- so C99 as a whole largely remains unknown.
– Happy Green Kid Naps
Dec 22 '...
Matplotlib: “Unknown projection '3d'” error
...irst off, I think mplot3D worked a bit differently in matplotlib version 0.99 than it does in the current version of matplotlib.
Which version are you using? (Try running: python -c 'import matplotlib; print matplotlib."__version__")
I'm guessing you're running version 0.99, in which case you'll n...
How to print a int64_t type in C
C99 standard has integer types with bytes size like int64_t. I am using the following code:
6 Answers
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What generates the “text file busy” message in Unix?
...BSY);
perror("");
assert(ret == -1);
}
Compile and run:
gcc -std=c99 -o sleep.out ./sleep.c
gcc -std=c99 -o busy.out ./busy.c
./sleep.out &
./busy.out
busy.out passes the asserts, and perror outputs:
Text file busy
so we deduce that the message is hardcoded in glibc itself.
Alternati...
What's the need of array with zero elements?
...rd and was considered a hack (as Aniket said), but it was standardized in C99. The standard format for it now is:
struct bts_action {
u16 type;
u16 size;
u8 data[];
} __attribute__ ((packed)); /* Note: the __attribute__ is irrelevant here */
Note that you don't mention any size for...
When maven says “resolution will not be reattempted until the update interval of MyRepo has elapsed”
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Peter Hall
30.5k99 gold badges6565 silver badges128128 bronze badges
answered May 25 '11 at 15:56
Christian AchilliCh...
Convert JSON String To C# Object
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jmort253jmort253
31.2k99 gold badges8989 silver badges113113 bronze badges
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