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How can I add or update a query string parameter?
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Update (2020): URLSearchParams is now supported by all modern browsers.
The URLSearchParams utility can be useful for this in combination with window.location.search. For example:
if ('URLSearchParams' in window) {
var searchParams = new URLSearchParams(w...
How do I remove all .pyc files from a project?
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@holms pyclean (and now py3clean) originate in a Debian package, and thus aren’t in RHEL.
– duozmo
Jan 9 '16 at 18:53
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Duplicating a MySQL table, indices, and data
... work for big tables (millions of records)?.. I am asking because I don't know how this select * will perform in huge tables.
– fguillen
Dec 1 '16 at 17:23
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How can I find and run the keytool
...ow these steps (for facebook apps)
Download the openssl for windows here
now unzip to c drive
open cmd prompt
type cd C:\Program Files\Java\jdk1.6.0_26\bin
then type only keytool -export -alias myAlias -keystore C:\Users\<your user name>\.android\myKeyStore | C:\openssl-0.9.8k_WIN32\bin\open...
PATH issue with pytest 'ImportError: No module named YadaYadaYada'
...ule path even if a module is in the same folder as the file run. I didn't know that this is considered best practice, so that's a useful bit of information, thanks. I agree with most of pep8, although it is still not perfect.
– Zelphir Kaltstahl
Nov 6 '16 at 19...
How to find server name of SQL Server Management Studio
...doesn't come with a server. I downloaded a version with Advanced Tools and now everything works as supposed. :)
– Filip Vondrášek
Jul 20 '15 at 10:02
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Length of generator output [duplicate]
...y Fibonacci numbers as you want by calling next().
If you really need to know the number of items there are, then you can't iterate through them linearly one time anyway, so just use a different data structure such as a regular list.
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Proper way to use **kwargs in Python
...implement that in Python 2.
The idiom is so important that in Python 3 it now has special supporting syntax: every argument after a single * in the def signature is keyword-only, that is, cannot be passed as a positional argument, but only as a named one. So in Python 3 you could code the above as:...
How to concatenate twice with the C preprocessor and expand a macro as in “arg ## _ ## MACRO”?
...then substituted into the replacement string:
EVALUATOR(mine, VARIABLE)
Now the macro EVALUATOR is discovered, and the arguments are isolated as 'mine' and 'VARIABLE'; the latter is then fully expanded to '3', and substituted into the replacement string:
PASTER(mine, 3)
The operation of this i...
C default arguments
... double x_out = in.x ? in.x : 3.14;
return f_base(i_out, x_out);
}
Now add a macro, using C's variadic macros. This way users don't have to know they're
actually populating a f_args struct and think they're doing the usual:
#define f(...) var_f((f_args){__VA_ARGS__});
OK, now all of the f...