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How to keep the console window open in Visual C++?
...ight be worth submitting a feature request to SCons to handle the required extra step.
– JBentley
Sep 18 '15 at 15:31
1
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Is there a “standard” format for command line/shell help text?
...tion that would be in a manpage as part of the program --help output. This extra will include longer descriptions, concepts explained, usage samples, known limitations and bugs, how to report a bug, and possibly a 'see also' section for related commands.
I hope this helps.
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Want to find records with no associated records in Rails
...ager loading table(s) Currently, Active Record recognizes the table in the string, and knows to JOIN the comments table to the query, rather than loading comments in a separate query. However, doing this without writing a full-blown SQL parser is inherently flawed. Since we don't want to write an SQ...
Why does C# disallow readonly local variables?
...ether the benefit of getting the compiler to do that checking is worth the extra "fluff" when reading the code and not actually caring about it.
– Jon Skeet
Jan 14 '09 at 20:52
4
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Iterate an iterator by chunks (of n) in Python? [duplicate]
...ry and take much longer to run. Why do that if you don't have to? At 200K, extra temp storage makes the overall program take 3.5x longer to run than with it removed. Just that one change. So it is a pretty big deal. NumPy won't work because the iterator is a database cursor, not a list of numbers.
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Why do we need tuples in Python (or any immutable data type)?
...mutable objects can allow substantial optimization; this is presumably why strings are also immutable in Java, developed quite separately but about the same time as Python, and just about everything is immutable in truly-functional languages.
in Python in particular, only immutables can be hashable ...
Resizing an iframe based on content
...frame(height);
}
// Helper function, parse param from request string
function getParam( name )
{
name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
var regexS = "[\\?&]"+name+"=([^&#]*)";
var regex = new RegExp( regexS );
var r...
ExpressJS How to structure an application?
...nything that can cleanly be separated out from your app entirely should be extracted into a module either for internal use or publicly published on npm. However, for the medium-sized applications that are the scope here, the overhead of this can add tedium to your workflow without commensurate value...
What does threadsafe mean?
... the definition of thread safety as found of Wikipedia.
3 important things extracted from the links :
“A piece of code is thread-safe if it functions correctly during
simultaneous execution by multiple threads.”
“In particular, it must satisfy the need for multiple threads to
access the same ...
Can ordered list produce result that looks like 1.1, 1.2, 1.3 (instead of just 1, 2, 3, …) with css?
...n "li:after" with "display: block". See jsFiddle for a full example. As an extra bonus I added "text-align: right" to "li:before" to make the numbers right aligned.
– mmlr
Dec 14 '17 at 12:28
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