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ASP.NET Identity's default Password Hasher - How does it work and is it secure?
...her that is default implemented in the UserManager that comes with MVC 5 and ASP.NET Identity Framework, is secure enough? And if so, if you could explain to me how it works?
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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...
Is it expensive to use try-catch blocks even if an exception is never thrown?
...rown, it now does a relatively expensive operation of walking up the stack and seeing if any try blocks exist that would catch this exception. From a layman's perspective, try may as well be free. It's actually throwing the exception that costs you - but unless you're throwing hundreds or thousands ...
Why Func instead of Predicate?
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While Predicate has been introduced at the same time that List<T> and Array<T>, in .net 2.0, the different Func and Action variants come from .net 3.5.
So those Func predicates are used mainly for consistency in the LINQ operators. As of .net 3.5, about using Func<T> and Action...
How to add a local repo and treat it as a remote repo
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You have your arguments to the remote add command reversed:
git remote add <NAME> <PATH>
So:
git remote add bak /home/sas/dev/apps/smx/repo/bak/ontologybackend/.git
See git remote --help for more information.
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Is embedding background image data into CSS as Base64 good or bad practice?
I was looking at the source of a greasemonkey userscript and noticed the following in their css:
12 Answers
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How can I open the interactive matplotlib window in IPython notebook?
I am using IPython with --pylab=inline and would sometimes like to quickly switch to the interactive, zoomable matplotlib GUI for viewing plots (the one that pops up when you plot something in a terminal Python console). How could I do that? Preferably without leaving or restarting my notebook.
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read.csv warning 'EOF within quoted string' prevents complete reading of file
...112,544 rows. When I read it into R with read.csv I only get 56,952 rows and this warning:
8 Answers
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How to have favicon / icon set when bookmarklet dragged to toolbar?
I've made myself a bookmarklet, and it functions just fine, but when added to a toolbar in Opera or Firefox, it just takes on the default bookmark icon for the browser (a globe and a star, respectively). My site has a favicon, and the window, tab and even [site] bookmark uses the favicon I've speci...
Asynchronous shell exec in PHP
...are at all about the output. The shell script makes a number of SOAP calls and is slow to complete, so I don't want to slow down the PHP request while it waits for a reply. In fact, the PHP request should be able to exit without terminating the shell process.
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