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How to create module-wide variables in Python? [duplicate]
...e true. But for variables that might contain a number value that might be 0, you can't just say if not variablename; in that case, you should explicitly test for None using the is operator. I modified the example to add an explicit None test. The explicit test for None is never wrong, so I defaul...
How do you implement a re-try-catch?
...ed to enclose your try-catch inside a while loop like this: -
int count = 0;
int maxTries = 3;
while(true) {
try {
// Some Code
// break out of loop, or return, on success
} catch (SomeException e) {
// handle exception
if (++count == maxTries) throw e;
}...
docker mounting volumes on host
...
answered Aug 14 '14 at 16:10
Chris McKinnelChris McKinnel
12.4k66 gold badges5959 silver badges6565 bronze badges
...
PHP prepend leading zero before single digit number, on-the-fly [duplicate]
...manual/en/function.sprintf.php
<?php
$num = 4;
$num_padded = sprintf("%02d", $num);
echo $num_padded; // returns 04
?>
It will only add the zero if it's less than the required number of characters.
Edit: As pointed out by @FelipeAls:
When working with numbers, you should use %d (rather th...
could not resolve host github.com error while cloning remote repository in git
... I am, in a company behind a NTLM proxy, all you need to do is:
unzip px-v0.4.0.zip anywhere you want
change the px.ini config file (put it in %USERPROFILE%), chaging the server line:
[proxy]
server = proxy.my.company:8080 <= use your company proxy:port
listen = 127.0.0.1
port = 3128
use HTTP...
How to perform a real time search and filter on a HTML table
...$.trim($(this).val()).replace(/ +/g, ' ').toLowerCase();
// etc...
}, 300));
You can pick any debounce implementation, for example from Lodash _.debounce, or you can use something very simple like I use in next demos (debounce from here): http://jsfiddle.net/7BUmG/6230/ and http://jsfiddle.net...
Best way to represent a Grid or Table in AngularJS with Bootstrap 3? [closed]
...
ng-grid 3.0.7 is now released, and it worked well for me (now called ui-grid)
– Kimball Robinson
Jan 6 '16 at 20:58
...
Git pull results in extraneous “Merge branch” messages in commit log
... |
edited Apr 8 '14 at 10:59
answered Dec 14 '11 at 18:08
...
What does %w(array) mean?
...
answered Aug 13 '09 at 21:28
sepp2ksepp2k
331k4747 gold badges635635 silver badges653653 bronze badges
...
Is there a command like “watch” or “inotifywait” on the Mac?
...at number, place {} anywhere in your command.
The older way for versions 0.x:
fswatch ~/path/to/watch ~/script/to/run/when/files/change.sh
Installation with Homebrew
As of 9/12/13 it was added back in to homebrew - yay! So, update your formula list (brew update) and then all you need to do is:...