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How do I implement basic “Long Polling”?
...gsrv.php
<?php
if(rand(1,3) == 1){
/* Fake an error */
header("HTTP/1.0 404 Not Found");
die();
}
/* Send a string after a random number of seconds (2-10) */
sleep(rand(2,10));
echo("Hi! Have a random number: " . rand(1,10));
?>
Note: With a real site, running this on a regular...
Android hide listview scrollbar?
...pe this in layout xml file
android:scrollbars="none"
Tutorial is here.
http://developer.android.com/reference/android/view/View.html#attr_android:scrollbars
Hope, it helps you
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Is there a jQuery unfocus method?
...
$('#textarea').blur()
Documentation at: http://api.jquery.com/blur/
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Is AngularJS just for single-page applications (SPAs)?
...ication(s). Google NodeJS Express RESTful API and Angular's $resource and $http services. After that, just start prototyping and playing with it. I think you might find you're overthinking/worrying too much about the "HOW" once you see how nicely they work together.
– Ben Lesh
...
sass --watch with automatic minify?
...a.scss:a.css --style compressed
Consult the documentation for updates:
http://sass-lang.com/documentation/file.SASS_REFERENCE.html#using_sass
http://sass-lang.com/documentation/file.SASS_REFERENCE.html#output_style
shar...
How to compare two tags with git?
...you are doing a diff on the commits between them.
Also, a good reference: http://learn.github.com/p/diff.html
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Does hosts file exist on the iPhone? How to change it? [closed]
...a proxy. Here's an example of how to do it with Fiddler (it's very easy):
http://conceptdev.blogspot.com/2009/01/monitoring-iphone-web-traffic-with.html
In that case any dns lookups your iPhone does will use the hosts file of the machine Fiddler is running on. Note, though, that you must use a nam...
Redirect from asp.net web api post action
...
Sure:
public HttpResponseMessage Post()
{
// ... do the job
// now redirect
var response = Request.CreateResponse(HttpStatusCode.Moved);
response.Headers.Location = new Uri("http://www.abcmvc.com");
return response;
}...
Catch browser's “zoom” event in JavaScript
...positions of both elements and
you’ve got the zoom level. See test
case.
http://web.archive.org/web/20080723161031/http://novemberborn.net/javascript/page-zoom-ff3
You could also do it using the tools of the above post. The problem is you're more or less making educated guesses on whether or not ...
JavaScript: empty array, [ ] evaluates to true in conditional structures. Why is this?
...
From http://www.sitepoint.com/javascript-truthy-falsy/
The following values are always falsy:
false
0 (zero)
"" (empty string)
null
undefined
NaN (a special Number value meaning Not-a-Number!)
All other values are truthy, inc...