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What do @, - and + do as prefixes to recipe lines in Make?
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Compiled vs. Interpreted Languages
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From http://www.quora.com/What-is-the-difference-between-compiled-and-interpreted-programming-languages
There is no difference, because “compiled programming language” and
“interpreted programming language” aren’t ...
How to assign Profile values?
...gn-time out-of-the-box. Here is a utility that supposedly does it for you: http://weblogs.asp.net/joewrobel/archive/2008/02/03/web-profile-builder-for-web-application-projects.aspx. Personally, that utility caused an error in my project so I ended up rolling my own profile class to inherit from Prof...
Is it better practice to use String.format over string Concatenation in Java?
... localised and have the name and time tokens swapped without requiring a recompile of the executable to account for the different ordering. With argument positions you can also re-use the same argument without passing it into the function twice:
String.format("Hello %1$s, your name is %1$s and the ...
How can I benchmark JavaScript code? [closed]
...ch function. One iteration probably won't be enough, but (depending on how complex your functions are) somewhere closer to 100 or even 1,000 iterations should do the job.
Firebug also has a profiler if you want to see which parts of your function are slowing it down.
Edit: To future readers, the b...
XPath to find elements that does not have an id or class
...eUploader: {
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Which is faster in Python: x**.5 or math.sqrt(x)?
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The standard timeit module is your friend. It avoids common pitfalls when it comes to measuring execution time!
– Eric O Lebigot
May 27 '09 at 21:13
1
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SQL command to display history of queries
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You can look at the query cache: http://www.databasejournal.com/features/mysql/article.php/3110171/MySQLs-Query-Cache.htm but it might not give you access to the actual queries and will be very hit-and-miss if it did work (subtle pun intended)
But MySQL Que...
__FILE__, __LINE__, and __FUNCTION__ usage in C++
...kely dominate at some point in the future when C++20 becomes widespread:
https://en.cppreference.com/w/cpp/utility/source_location
http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1208r5.pdf
The documentation says:
constexpr const char* function_name() const noexcept;
6 Returns:...
How can I make a Python script standalone executable to run without ANY dependency?
...is not working;
It is necessary to create a setup.py file for it to work. http://www.py2exe.org/index.cgi/Tutorial#Step2;
I have had problems with dependencies that you have to solve by importing packages in the setup file;
I was not able to make it work together with PyQt.
This last reason mad...