If you are not currently using screen on a regular basis you should start. The Linux screen application allows you to keep remote sessions active even when you disconnect from the server via SSH or similar. One thing that will come up when you start using screen is how to create a screen session with…
Details
After a recent upgrade from PHP 5.2 to PHP 5.2 on a CentOS Linux server I ran into some issues with a couple applications I had installed. One of the errors I noticed was generated by set_magic_quotes_runtime function which was deprecated in PHP 5.3. Fixing this error is easy by modifying any PHP files that…
Details
I recently updated a development server running CentOS and ran into various minor issues including one regarding postfix being compiled with MySQL support. The development server runs ISPConfig for various virtual hosts and after upgrading all the packages on the server which included Postfix I noticed errors in the maillog. Below I describe what the…
Details
Today I was adding a note to a WordPress article I had written a couple of days ago and it appeared to POST without issue after I clicked the Update button in the WordPress admin. I went to the front-end of the site to verify the new content formatted correctly and to my surprise it…
Details
I received the below error when troubleshooting an issue reported to me by a client regarding one of their intranet web sites not working properly. After some poking around I noticed that there were numerous segmentation faults being reported in the Apache error logs. I had previously set up the server to dump core files…
Details
I use Paste Master as an advanced clipboard manager. It allows me to keep up to 90 items in my clipboard and also allows me to paste them unformatted so I don’t have to copy them to an ASCII text editor first. It would not come up one day and wanted to restart it without…
Details
Late last night I realized that the traffic for Question-Defense.com was way down for the day and thought it was related to some recent updates I had performed on the site. I spent probably an hour or so last night verifying that nothing was out of the ordinary with the site and wasn’t able to…
Details
I recently ordered one of the newer Asus routers just to stay up on the wifi world and I decided on the RT-N16. I normally like open-wrt firmware however its still listed as a work in progress for this router. This left me with 2 options, Tomato firmware and DD-WRT firmware. For the first run…
Details
After upgrading PHP recently on a CentOS Linux server from PHP 5.2.X to PHP 5.3.X I ran into numerous minor issues. One of the issues was with a web application that requires the ionCube PHP Encoder libraries to function properly. After upgrading PHP I noticed some errors in the Apache error logs including the ionCube…
Details