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What is the difference between parseInt() and Number()?
...you are looking for performance then probably best results you'll get with bitwise right shift "10">>0. Also multiply ("10" * 1) or not not (~~"10"). All of them are much faster of Number and parseInt.
They even have "feature" returning 0 for not number argument.
Here are Performance tests.
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ImportError: No module named pip
OS: Mac OS X 10.7.5
Python Ver: 2.7.5
16 Answers
16
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Safe characters for friendly url [closed]
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edited Apr 19 '17 at 10:13
SaidbakR
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ans...
Database Design for Tagging
...onal division in concise and yet comprehendible way.
About performance: A bitmap-based approach intuitively sounds like it will suit the situation well. However, I'm not convinced it's a good idea to implement bitmap indexing "manually", like digiguru suggests: It sounds like a complicated situatio...
Canvas width and height in HTML5
...anvas 1x1 pixels is to ALWAYS USE CSS to choose the size then write a tiny bit of JavaScript to make the number of pixels match that size.
function resizeCanvasToDisplaySize(canvas) {
// look up the size the canvas is being displayed
const width = canvas.clientWidth;
const height = canvas....
What does 'COLLATE SQL_Latin1_General_CP1_CI_AS' do?
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Please be aware that the accepted answer is a bit incomplete. Yes, at the most basic level Collation handles sorting. BUT, the comparison rules defined by the chosen Collation are used in many places outside of user queries against user data.
If "What does COLLATE SQL_L...
IOCTL Linux device driver [closed]
...to send it orders. However, ioctls are not very flexible and tend to get a bit cluttered (dozens of "magic numbers" which just work... or not), and can also be insecure, as you pass a buffer into the kernel - bad handling can break things easily.
An alternative is the sysfs interface, where you set...
How to determine total number of open/active connections in ms sql server 2005
My PHP/MS Sql Server 2005/win 2003 Application occasionally becomes very unresponsive, the memory/cpu usage does not spike. If i try to open any new connection from sql management studio, then the it just hangs at the open connection dialog box.
how to deterime the total number of active connectio...
How big can a user agent string get?
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@patridge +1 for link, very good study. It's a bit off topic because they look at several fingerprints and not only the user agent strings. In a real world scenario, for a site that gets several million page views per month you would end up with a few thousand user agent ...
Why would one omit the close tag?
...; at the end of the file. The header problem seems irrelevant in the following context (and this is the only good argument so far):
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