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Why is “while ( !feof (file) )” always wrong?
...fsize; (k = write(fd, p, n)) > 0; p += k, n -= k) {}
if (n != 0) { /* error, failed to write complete buffer */ }
The result we use here is k, the number of bytes written. The point here is that we can only know how many bytes were written after the write operation.
POSIX getline()
char *...
How can I have grep not print out 'No such file or directory' errors?
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You can use the -s or --no-messages flag to suppress errors.
-s, --no-messages suppress error messages
grep pattern * -s -R -n
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IntelliJ IDEA shows errors when using Spring's @Autowired annotation
IntelliJ IDEA is showing errors when I use Spring's @Autowired annotation in the class, but the class is functioning without any problem.
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How to send a stacktrace to log4j?
...directly to the logger, e.g.
try {
...
} catch (Exception e) {
log.error( "failed!", e );
}
It's up to log4j to render the stack trace.
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What happens if I define a 0-size array in C/C++?
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"it must actually give an error" - the distinction between "warnings" and "errors" isn't recognized in the standard (it only mentions "diagnostics"), and the only situation where compilation must stop [i.e. the real-world difference between warning an...
Error pushing to GitHub - insufficient permission for adding an object to repository database
I'm getting back an unusual error while trying to do a "git push" to my GitHub repository:
21 Answers
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How to check if a file exists in the Documents directory in Swift?
...ite")
Now check if the file exists with checkResourceIsReachableAndReturnError of NSURL.
let fileExists = databaseURL.checkResourceIsReachableAndReturnError(nil)
If you need the error pass the NSError pointer to the parameter.
var error : NSError?
let fileExists = databaseURL.checkResourceIsR...
Config Error: This configuration section cannot be used at this path
I've encountered an error deploying a site to a server. When trying to load the home page, or access authentication on the new site in IIS, I get the error:
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About catching ANY exception
... = open('myfile.txt')
s = f.readline()
i = int(s.strip())
except IOError as (errno, strerror):
print "I/O error({0}): {1}".format(errno, strerror)
except ValueError:
print "Could not convert data to an integer."
except:
print "Unexpected error:", sys.exc_info()[0]
raise
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Loader lock error
... I'm with you @Kohan I have also opened an older project and got the error. I have disabled the exception but would like to understand what can be done to prevent this.
– Pimenta
Feb 14 '13 at 17:44
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