In part 3 of the Globalize your Web Applications series, we’ll be exploring PHP’s I18N_Number and I18N_Currency classes, both of which are part of the I18N Libraries.
More here: Globalize your Web Applications: PHP’s Locale Formatting Classes

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Part 3 of User Personalization with PHP: Beginning the Application discusses securing the login page, to make it as difficult as possible for attackers to break the application.
Originally posted here: User Personalization with PHP: User Login

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On the server side, you can improve performance by: Optimizing parallel downloads, caching frequently used objects, using HTTP compression, deploying delta encoding and rewriting URIs with mod_rewrite. By Andrew B. King. 0825
Read the original post: Advanced Web Performance Optimization

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