Managing Cache Flow Problems with Parameterized Resource Requests

Chalkboard_cacheflow

Problem Browser caching is generally a good thing, but as web developers we often see it cause problems. If, as developers, we alter a resource file (css, javascript, images, etc) and the browser continues to use a cached version, we will not see the new behavior we’ve coded for. The results can be: Developers wasting time [...]

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Chalkboard_ZendForms

I Love Zend; I Hate Zend Forms

I actually like Zend_Form a lot, too.  The Zend Framework does everything you could ask from a web library, all while making a legitimately object-oriented application out of PHP. That is no small feat.  Zend_Form is equally great.  Just subclass it!  Rendering html elements, pre-loading data into fields, and validating the returned information require only [...]

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quick_tip

Quick Tip: Using Javascript Keywords as Object Property Names

I recently spent an hour tracking down a Javascript error in IE7. The good news is I found the cause of the bug but I feel stupid because I knew not to do what I had done. Anyways I thought I would share what I re-learned. Javascript objects can have keywords and reservered words as [...]

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Chalkboard_vmware

VMWare Tools Install Error – The path “/usr/bin/gcc” is not valid path to the gcc binary.

Recently I cloned a Debian virtual machine from an ESX 4 host and copied it to a laptop for local use in VMWare Player. After moving a VM to such a different environment I fully expected to have to reinstall vmware-tools. So I mounted the vmware-tools by selecting “Install VMWare Tools” from the player menu, [...]

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