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When should I use perror(“…”) and fprintf(stderr, “…”)?
...(errno) will generate the printed string value for errno, and you can then combined that with any other custom error message via fprintf.
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Why does an NSInteger variable have to be cast to long when used as a format argument?
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You get this warning if you compile on OS X (64-bit), because on that platform NSInteger is defined as long and is a 64-bit integer. The %i format, on the other hand, is for int, which is 32-bit. So the format and the actual parameter do not match in si...
How do I get the 'clear' command in Cygwin?
...stall ncurses by following the "Install ncurses" section here: java.ociweb.com/mark/programming/tmuxInCygwin.html
– jbisa
Jan 5 '16 at 15:35
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Mongoose populate after save
...be able to use the Model's populate function to do this: http://mongoosejs.com/docs/api.html#model_Model.populate In the save handler for book, instead of:
book._creator = user;
you'd do something like:
Book.populate(book, {path:"_creator"}, function(err, book) { ... });
Probably too late an ...
Spring Boot Remove Whitelabel Error Page
...use the principles found in Spring Boot's BasicErrorController (see github.com/spring-projects/spring-boot/blob/…) to accomplish what you want
– geoand
Feb 20 '15 at 13:16
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How to inspect the return value of a function in GDB?
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I imagine there are better ways to do it, but the finish command executes until the current stack frame is popped off and prints the return value -- given the program
int fun() {
return 42;
}
int main( int argc, char *v[] ) {
fun();
return 0;
}
You can debug it as s...
Recursive sub folder search and return files in a list python
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Exif manipulation library for python [closed]
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However, it looks like pyexif hasn't been updated in quite while. They recommend if theirs isn't doing the trick to check out EXIF-py, so you should probably try that one first, as their sourceforge page seems to have some activity there lately, though not much. Finally, using PIL you could do th...
How does Stack Overflow generate its SEO-friendly URLs?
What is a good complete regular expression or some other process that would take the title:
21 Answers
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Why does sys.exit() not exit when called inside a thread in Python?
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