df -h tells you about your devices’ storage usagedu -sh <directory> gives you an idea how much space a directory is using>/var/log/log.fileUnderstanding how WordPress rewrites its URLs is not as easy as Apache’s mod_rewrite. It is much easier to instead use available plugins as a baseline if you were to take advantage of the WordPress URL rewriting engine. This plugin that provides an easy hack for these rewrites should do the job. I know I’ll be using it one of these days.
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With our regular search for useful jQuery plugins, the magicpreview plugin should be useful for real–time manipulation of the DOM. One real–world use for this is for comment previews and similar things. Nice.