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Return a `struct` from a function in C
...ow large does a structure have to get that a copy costs more than malloc + free?
– josefx
Mar 11 '12 at 15:56
7
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Unnecessary curly braces in C++?
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+1 for using block scope used to free resources as fast as possible
– Leo
Mar 15 '12 at 12:49
9
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C++ Object Instantiation
...t of that type on the stack, and you're guaranteed that your resource gets freed when it goes out of scope. That way you don't have to track your new/delete pairs everywhere to ensure you avoid memory leaks.
The most common name for this idiom is RAII
Also look into smart pointer classes which are...
Django Setup Default Logging
... Thanks it seems that this '' means root logger. This useful piece of information was not found in Django documentation.
– Eino Mäkitalo
Mar 12 '13 at 10:11
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Where are Docker images stored on the host machine?
...s.
/var/lib/docker/repositories-aufs is a JSON file containing local image information. This can be viewed with the command docker images.
In the case of devicemapper:
/var/lib/docker/devicemapper/devicemapper/data stores the images
/var/lib/docker/devicemapper/devicemapper/metadata the metadata...
“Connection for controluser as defined in your configuration failed” with phpMyAdmin in XAMPP
...['Servers'][1]['userconfig'] = 'pma_userconfig';
$cfg['Servers'][1]['table_info'] = 'pma_table_info';
$cfg['Servers'][1]['column_info'] = 'pma_column_info';
$cfg['Servers'][1]['history'] = 'pma_history';
$cfg['Servers'][1]['recent'] = 'pma_recent';
$cfg['Servers'][1]['table_uiprefs'] = 'pma_table_ui...
Java: PrintStream to String?
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Don't forget to close the PrintStream to free all resources.
– tobr
Jun 20 '12 at 9:11
9
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How do you use version control with Access development?
...o install a source control add-in for Microsoft Access. This shipped as a free download as a part of the Access Developer Extensions for Access 2007 and as a separate free add-in for Access 2003.
I am glad you asked this question and I took the time to look it up, as I would like this ability too....
Logback to log different messages to two files
...ne-feed appender and a regular appender to the same file. Thanks for this info.
– djangofan
Jan 16 '13 at 17:31
IMO a...
std::string to char*
...the devil's work seem to be missing this fact.
– Jay Freeman -saurik-
Oct 4 '13 at 1:25
3
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