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What is the difference between char array and char pointer in C?
...ession of type char[] is provided where one of type char* is expected, the compiler automatically converts the array into a pointer to its first element.
Your example function printSomething expects a pointer, so if you try to pass an array to it like this:
char s[10] = "hello";
printSomething(s);...
How to prevent custom views from losing state across screen orientation changes
...ionInstance() for my main Activity to save and restore certain critical components across screen orientation changes.
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How do I use the nohup command without getting nohup.out?
I have a problem with the nohup command.
8 Answers
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How can I cast int to enum?
...rk if your code is obfuscated. At run time after obfuscation the string is compared to the enum names, and at this point the names of the enums aren't what you would expect them to be. Your parse will fail where they succeeded before as a result.
– jropella
Apr...
Illegal mix of collations (utf8_unicode_ci,IMPLICIT) and (utf8_general_ci,IMPLICIT) for operation '=
...t, as the performance improvement is negligible. See https://stackoverflow.com/a/766996/1432614
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How do you get the list of targets in a makefile?
...mpt to improve on @nobar's great approach as follows:
uses a more robust command to extract the target names, which hopefully prevents any false positives (and also does away with the unnecessary sh -c)
does not invariably target the makefile in the current directory; respects makefiles explicitly...
What is the difference between a definition and a declaration?
...bes its type, be it a type, object, or function. A declaration is what the compiler needs to accept references to that identifier. These are declarations:
extern int bar;
extern int g(int, int);
double f(int, double); // extern can be omitted for function declarations
class foo; // no extern allow...
Timeout expired. The timeout period elapsed prior to completion of the operation or the server is no
...tabase's statistics and/or query plan cache are incorrect
The query is too complex and needs to be tuned
A deadlock can be difficult to fix, but it's easy to determine whether that is the case. Connect to your database with Sql Server Management Studio. In the left pane right-click on the server n...
How do I create a unique constraint that also allows nulls?
... edited May 23 '17 at 12:10
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answered Apr 20 '09 at 10:20
Jose BasilioJose Ba...