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Code Tech Web

CSS3: Rounded Table Corners (No images)

You cannot give a whole table (<table>) rounded corners using CSS, browsers will ignore it, you must round the corners of the cells (<td>) inside. The following uses CSS2 selectors (:first-child etc) and CSS3’s corner-rounding border-radius to selectively round the outer corners of the cells in the corners. This will work for any size table. […]

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Code Tech Web

PHP Bug: json_encode() misleading warning on object with private properties

I have found a peculiar issue with PHP’s json_encode() function. If you have an instance object with private properties and use json_encode() it will give you a very misleading warning. class ExampleObject { private $privateProperty; … } $obj = new ExampleObject(); json_encode($obj); results in Warning: json_encode() … recursion detected … There are two workarounds in […]

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Code Musings Opinion Personal Tech Web

BBC Homepage Beta Using jQuery

The BBC Beta Homepage is using jQuery, but unfortunately it’s ugly. I should qualify that – I think it’s a good move to make the homepage more personalisable, but does it have to look so Web2.0? Big text was a fad a year ago, but it’s too informal for an internationally recognised and respected news […]

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Code Tech Tips Web

JavaScript Bug – Modulo of small numbers

It seems that there is a problem with the modulo function, ‘%’, in JavaScript. For example: 10 % 0.1 should equate to zero but comes out as 0.09999999999999945 probably due to some internal floating-point rounding errors. Easy solution (a hack really): Multiply both numbers by 1000 before using the modulo function.

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Code

JS: Clear Default Value onFocus

Simply add the following to the the onFocus attribute of any HTML form input tag. [code lang=”JavaScript”]if (this.value == this.defaultValue) this.value = ”;[/code] this.defaultValue is automatically given the value in the HTML.