Add a W3 Total Cache Flush Button to All WordPress Admin Pages

If you’re a fan of the popular W3 Total Cache plugin, then you probably find yourself clicking that “Empty All Caches” button quite a bit when making updates to your WordPress site. Admin Flush W3TC Cache is a new, simple plugin that adds an “Empty All Caches” button to every page in the WordPress admin. Clicking the link clears all caches and returns you to the current page. The idea is to...

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How to use iptables

Usage The iptables utility is typically pre-installed on your linux distribution, but isn’t actually running any rules. You’ll find the utility here on most distributions: /sbin/iptables Blocking a Single IP Address You can block an IP by using the -s parameter, replacing 10.10.10.10 with the address that you are trying to block. You’ll note in this example that we used the -I parameter (or –insert works too) instead of the append, because we want to make sure this rule shows up first, before...

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