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Can I have multiple background images using CSS?
...ted properties are also supported. This applies to size, position, repeat, etc.
– Cannicide
Nov 30 '19 at 21:14
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Relative URL to a different port number in a hyperlink?
...9 (replace your port as required)
<div>
<a href="http://<?php print
$_SERVER{'SERVER_NAME'}; ?>:8069"><img
src="images/example.png"/>Example Base (http)</a>
</div>
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Tri-state Check box in HTML?
...using readonly attribute that checkbox inputs can have. No css, no images, etc; a built-in HTML property!
See Fiddle:
http://jsfiddle.net/chriscoyier/mGg85/2/
As described here in last trick:
http://css-tricks.com/indeterminate-checkboxes/
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Difference between VARCHAR and TEXT in MySQL [duplicate]
...up to 16 MB, LONGTEXT up to 4 GB. If you use LONGTEXT and get the data via PHP (at least if you use mysqli without store_result), you maybe get a memory allocation error, because PHP tries to allocate 4 GB of memory to be sure the whole string can be buffered. This maybe also happens in other langua...
How to detect if JavaScript is disabled?
...
... construction of ajaxy-link, setting of "js-enabled" cookie flag, etc..
</script>
<noscript>
<a href="next_page.php?nojs=1">Next Page</a>
</noscript>
Users without js will get the next_page link - you can add parameters here so that you know on the next p...
Using Default Arguments in a Function
I am confused about default values for PHP functions. Say I have a function like this:
12 Answers
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What are fixtures in programming?
...
I think PHP-unit tests have very good explaining of this:
One of the most time-consuming parts of writing tests is writing the
code to set the world up in a known state and then return it to its
original state when the test i...
Change URL parameters
...er you wish e.g
using document.location = newUrl or change an anchor link etc
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How to design a multi-user ajax web application to be concurrently safe
...your webservers, database & caching hardware, # of user, # of objects, etc. Not an easy decision to make.
For each atomic artifact have:
an application-wide unique-id
an incrementing version-id
a locking mechanism for write-access (mutex maybe)
a small history or "changelog" inside a ringbuffe...
Java 32-bit vs 64-bit compatibility
...ing? Do some things work and not others? Have you tried attaching JConsole etc and have a peak around?
If you have a very big VM you may find that GC issues in 64 bit can affect you.
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