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Relational Database Design Patterns? [closed]
...lated to object oriented design.
Are there design patterns for creating and programming relational databases?
Many problems surely must have reusable solutions.
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How to programmatically cause a core dump in C/C++
...>
: : :
raise (SIGABRT);
Calling abort() will also cause a core dump, and you can even do this without terminating your process by calling fork() followed by abort() in the child only - see this answer for details.
shar...
What is the difference between printf() and puts() in C?
I know you can print with printf() and puts() . I can also see that printf() allows you to interpolate variables and do formatting.
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Label Alignment in iOS 6 - UITextAlignment deprecated
... It's possible that the enum MAY change at some time in the future and cause unexpected results. That's all. No doomsday scenario in this case, but better practices should prevail.
– Brenden
Nov 2 '12 at 19:36
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How to calculate the CPU usage of a process by PID in Linux from C?
...time kernel mode jiffies with child's
You're probably after utime and/or stime. You'll also need to read the cpu line from /proc/stat, which looks like:
cpu 192369 7119 480152 122044337 14142 9937 26747 0 0
This tells you the cumulative CPU time that's been used in various categories, ...
List of all special characters that need to be escaped in a regex
...tml
You need to escape any char listed there if you want the regular char and not the special meaning.
As a maybe simpler solution, you can put the template between \Q and \E - everything between them is considered as escaped.
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Can you “compile” PHP code and upload a binary-ish file, which will just be run by the byte code int
I know that PHP is compiled to byte code before it is run on the server, and then that byte code can be cached so that the whole script doesn't have to be re-interpreted with every web access.
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How to pretty print XML from the command line?
... /></root>' |
xmllint --format -
Perl's XML::Twig
This command comes with XML::Twig perl module, sometimes xml-twig-tools package:
echo '<root><foo a="b">lorem</foo><bar value="ipsum" /></root>' |
xml_pp
xmlstarlet
This command comes with xmlstar...
How to iterate through range of Dates in Java?
...t I need to perform a set of actions through range of dates, given a start and end date.
Please provide me guidance to achieve this using Java.
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How to define hash tables in Bash?
...e equivalent of Python dictionaries but in Bash (should work across OS X and Linux).
15 Answers
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