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Why does python use 'else' after for and while loops?
I understand how this construct works:
21 Answers
21
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When to use inline function and when not to use it?
I know that inline is a hint or request to compiler and its used to avoid function call overheads.
14 Answers
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Get average color of image via Javascript
...e.net/xLF38/818/
Note, this will only work with images on the same domain and in browsers that support HTML5 canvas:
function getAverageRGB(imgEl) {
var blockSize = 5, // only visit every 5 pixels
defaultRGB = {r:0,g:0,b:0}, // for non-supporting envs
canvas = document.createE...
Set element focus in angular way
...ar, I saw that most of them use some variable to watch for then set focus, and most of them use one different variable for each field they want to set focus. In a form, with a lot of fields, that implies in a lot of different variables.
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Margin while printing html page
... am using a separate style-sheet for printing. Is it possible to set right and left margin in the style-sheet which set the print margin (i.e. margin on paper).
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What are the typical reasons Javascript developed on Firefox fails on IE? [closed]
I developed some javascript enhanced pages that run fine on recent Firefox and Safari. I missed to check in Internet Explorer, and now I find the pages don't work on IE 6 and 7 (so far). The scripts are somehow not executed, the pages show as if javascript wasn't there, although some javascript is e...
What's the difference of strings within single or double quotes in groovy?
Is there any difference? Or just like javascript to let's input ' and " easier in strings?
2 Answers
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Mediator Vs Observer Object-Oriented Design Patterns
...ave been reading the Gang Of Four , in order to solve some of my problems and came across the Mediator pattern.
8 Answer...
How to dismiss a Twitter Bootstrap popover by clicking outside?
...== 0) {
$(this).popover('hide');
}
});
});
This handles closing of popovers already open and not clicked on or their links have not been clicked.
Update: Bootstrap 3.3.6, see fiddle
Fixes issue where after closing, takes 2 clicks to re-open
$(document).on('click', fun...
When to use a key/value store such as Redis instead/along side of a SQL database?
...real-time data, such as session store, state database, statistics, caching and its advanced data structures offers versatility to many other scenarios.
Redis, however, isn't NoSQL replacement for classic relational databases since it doesn't support many standard features of RDBMS world such as que...