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Make div stay at bottom of page's content all the time even when there are scrollbars
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Unfortunately you can't do this with out adding a little extra HTML and having one piece of CSS rely on another.
HTML
First you need to wrap your header,footer and #body into a #holder div:
<div id="holder">
<header>.....</header>
<div id="body">....<...
Changing the image source using jQuery
...lly did the trick. .destroy() doesn't go nearly far enough. Nuking all the html and than init again actually works when swapping out images of various sizes and such.
– Matt J.
Apr 11 '14 at 16:36
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How to indent a few lines in Markdown markup?
... to do that in markdown's native features. However markdown allows inline HTML, so writing
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This will appear with six space characters in front of it
will produce:
This will appear with six space characters in front of it
If yo...
HTML5 Audio stop function
...etElementById('radio');
player.pause();
player.src = player.src;
And the HTML
<audio src="http://radio-stream" id="radio" class="hidden" preload="none"></audio>
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ruby 1.9: invalid byte sequence in UTF-8
I'm writing a crawler in Ruby (1.9) that consumes lots of HTML from a lot of random sites.
When trying to extract links, I decided to just use .scan(/href="(.*?)"/i) instead of nokogiri/hpricot (major speedup). The problem is that I now receive a lot of " invalid byte sequence in UTF-8 " errors....
How can you find the height of text on an HTML canvas?
...fixCanvas = function(ctx) {
// upgrade Firefox 3.0.x text rendering to HTML 5 standard
if (!ctx.fillText && ctx.mozDrawText) {
ctx.fillText = function(textToDraw, x, y, maxWidth) {
ctx.translate(x, y);
ctx.mozTextStyle = ctx.font;
ctx.mozDr...
Call Javascript function from URL/address bar
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You can use Data URIs.
For example:
data:text/html,<script>alert('hi');</script>
For more information visit: https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/Data_URIs
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Reference: mod_rewrite, URL rewriting and “pretty links” explained
...ts. An HTTP request at its most basic level looks like this:
GET /foo/bar.html HTTP/1.1
This is the simple request of a browser to a web server requesting the URL /foo/bar.html from it. It is important to stress that it does not request a file, it requests just some arbitrary URL. The request may...
Should I embed images as data/base64 in CSS or HTML
...words, no longer than 32768 characters.
It saves a request, but bloats the HTML page instead! And makes images uncacheable. They get loaded every time the containing page or style sheet get loaded.
Base64 encoding bloats image sizes by 33%.
If served in a gzipped resource, data: images are almost ce...
Web scraping with Python [closed]
...on top of Twisted).
Scrapy has better and fastest support for parsing (x)html on top of libxml2.
Scrapy is a mature framework with full unicode, handles redirections, gzipped responses, odd encodings, integrated http cache, etc.
Once you are into Scrapy, you can write a spider in less than 5 m...