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April 2014

Install WordPress plugins without WP-admin access

Install WordPress plugins without admin access, and automate your WordPress customization and plugin installation. WordPress has a little drop-in plugin option available in the form of /wp-content/install.php. This install.php file is not present at default, but when created it can be used to install plugins without wp-admin access. This might come in handy for unattended WordPress installations, customization, and so on.

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How to clean up Contact Form 7 temporary captcha files on IIS web servers

Contact Form 7 is a WordPress plugin that provides a simple but flexible contact form. On IIS, Contact Form 7 captcha has one HUGE disadvantage: temporary captcha files placed in wp-content/uploads/wpcf7_captcha, are not automatically removed. The files are made read only. Here is how to remove Contact Form 7 temporary captcha files on IIS

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Set or remove the read-only attribute assigned to files with PHP chmod

Chmod.php, change file attributes with PHP, to make files read only or normally accessible on Windows IIS servers. Sometimes you need chmod to make files read only on your website, or make them normally accessible in case they already are read only. For instance Drupal’s settings.php configuration file, or WordPress Contact Form 7 temporary captcha files, are examples of read-only files.

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Configure SQLServer sessionState for Umbraco

Configure Umbraco for SQLServer sessionState storage, for your sessions. This post explains how to prepare your Umbraco website for a high performance web garden or web farm, and load balancing environments: Store your ASP.NET / Umbraco sessions out-of-process (OutProc). As opposed to the default in-process (inProc) sessions, where sessions are saved in the worker process.

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Optimize all MySQL tables with PHP/MySQLi multi_query

The PHP MySQLi extension supports multiple queries, which are concatenated by a semicolon, with mysqli->multi_query. We use this to optimize all MySQL tables, in a single multi-query statement. Neat! Optimizing MySQL tables is important to keep tables small and fast. This boosts MySQL, PHP and website performance and we all love that, don’t we? :)

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WordPress plugin “In Over Your Archives” Call-time pass-by-reference fix for PHP 5.4

How to fix PHP Call-time pass-by-reference has been removed in errors. The following PHP fix goes for nearly all PHP Call-time pass-by-reference errors: The WordPress plugin In Over Your Archives is a plugin to display your archive page in a nice way, just like on inoveryourhead.net. The plugin hasn’t been updated in quite some time and breaks with PHP version 5.4:

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How to load google-code-prettify syntax highlighting without plugins

If you run a WordPress blog where you display (parts of) source code, syntax highlighting is a must! It prettifies the code which makes it easier to read and it distinguishes code from text. However, most syntax highlighting is made available through plugins, and we all know too many plugins bring a lot of overhead to your blog.

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