Wordpress


If you need to install the excellent mod_geoip2 extension for Apache2 then it can be done fairly painlessly. First off, we need to make sure that we have gcc installed:

  If you don’t have it then you could ‘yum install gcc’, but I prefer to install all development tools because they include gcc … READ MORE

Install mod_GeoIP2 on Apache2 in CentOS 7

Her’s a list of useful country codes that we can use in many rule-based filtering situations on servers. AD Andorra AE United Arab Emirates AF Afghanistan AG Antigua and Barbuda AI Anguilla AL Albania AM Armenia AN Netherlands Antilles AO Angola AQ Antarctica AR Argentina AS American Samoa AT Austria AU Australia AW Aruba AZ … READ MORE

Country codes for mod_security, CSF and htaccess

I came across a recent bug today on a client site where the excellent ‘Search Everything’ plugin was updated to the latest version (currently 8.1.3) and the search suddenly returned no results on the website. I narrowed it down to the ‘category exclude’ option as unchecking this box in the admin area made the plugin … READ MORE

Search everything plugin returns no posts

Here’s a quick tutorial how to resize images quickly and easily using a great free program called Irfanview. First, if you haven’t already, download and install Irfanview from http://www.irfanview.com When starting the program for the first time go to the top menu and select: Options > Set file associations > Images only > OK Now … READ MORE

Install Irfanview and resize images easily

This is quite a common fault on systems I have seen on PC systems ranging from XP through to Win 8. There are various ‘fixes’ mentioned out there, some of which are potentially damaging, so I thought I’d share my method of repair here. It has worked on 99% of computers we have had through … READ MORE

Failure configuring windows updates reverting changes do not turn off your computer

So what exactly is ‘modify header information’ anyway? Well, it’s quite a common problem and one that has no definitive answer because there are many different code reasons why it occurs. That said, if you understand why it’s happening you should be able to diagnose your issue more easily. I’ll give an explanation first and … READ MORE

Cannot modify header information – headers already sent

Your DNS cache stores IP addresses of webservers. These servers have delivered pages which you and others have recently viewed. If the location of the web server changes for any reason before the entry in your DNS cache automatically updates, you will find yourself unable to access the website. You may also see a lot … READ MORE

How to clear the DNS cache

Want to make WordPress secure? Then let’s harden it now! OK this is going to be a long article that I’ll add to as “best practice” changes with new releases.  For starters, let’s clear up what I’m trying to teach.  What we are doing here is limiting access by people who are trying to compromise … READ MORE

How to make WordPress secure