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Find files script
I can never remember the correct format of the find command so that I can recusively search through folders for a particular file or files. So I set up a scripts folder in my user folder and added it to my path in my …
Automatic backup of mysql database to S3
Most of my websites run on Amazon’s EC2 servers and in setting up a new one today I thought I had better come up with a better backup strategy. In the past I’ve just asked EC2 to create either AMI or EBS …
Android browser autofit fix
The built in Android browser for versions 4.something onwards have an annoying little feature called auto-fit turned on automatically. What this does is fix the width of the primary text column to be as wide as the …
Using PHP DomDocument to remove nodes
I needed to strip out some DOM nodes from a HTML file. I would use SED but some of the tags are multiline, and SED/regexes really don’t understand HTML/XML and get really confused if you’re using nested tags …
Ubuntu recovery mode mounting read only filesytem
I recently made some changes to my /etc/X11/xorg.conf file which backfired and Ubuntu (12.10 in this case) would crash while loading the operating system. It should be simple enough to undo the last change you made to a …
301 redirect with args in .htaccess
If you ever need to redirect one domain name to another (using apache) and you need to do it in code you can simply create a .htacess file in the root of the folder that needs to be redirected and pop the standard 301 …
The wonder of xargs
If you’re ever sat at the linux commandline and had a repetitive task to complete on some files or directories then you’ll find “xargs” together with “find” a very useful combination. …
Search and Replace in Visual Studio
Today I’ve been parsing some text files in Visual Studio 2010 express in a semi-manual kind of way (lots of Find and Replace commands!). They were generally not too bad but I needed to clean them up to bring them …
End of month repeating event on Google Calendar
I run different google calendars for different organisations, and many of them have regular repeating meetings in the calendar. It is relatively easy to set up repeating meetings in a google calendar but unfortunately …
Ctrl-C no longer works in terminal on Ubuntu
The programmers behind gnome-terminal seem to have changed something to do with the way ctrl-c works. Now if you want to cancel a program that has the focus of the terminal and you hit ctrl-c then nothing will happen. …
How to spend $4000 from the commandline
I have used Amazon Elastic Cloud (EC2) for my dedicated hosting needs for nearly 6 months now. They’ve just released a new “bulk-buy” service that enables you to buy 1 or 3 years’ of as many …
How to stop Spotify on linux skipping
Spotify is a great application that lets you listen to any music they have (there’s an incredible amount on there) with the odd, almost unnoticable, advert thrown in to pay for the service. It works on windows or …
Find and replace in multiple files
Just had to make a few changes to a website I own that means changing the same text in lots of files. Linux has lots of powerful tools to enable you to make this kind of change over lots of files over many directories …
Temporarily disable touchpad while typing
In linux if you have a laptop with a trackpad just below the keyboard sometimes you can be typing away and then suddenly you touch the trackpad/touchpad and find your cursor appears elsewhere so you have to stop typing …
Faster internet usage with a local dns cache
One of the things you can do to speed up browsing and general internet activity is to create a local DNS cache. A DNS is a Domain Name Server and its purpose is to convert domain names to IP addresses. Every time you …
Using Alien to convert rpm to lpia deb
Alien is a nice little linux utility that converts .rpm software packages to .deb packages so that you can install software packaged for Red Hat on Debian and Ubuntu, etc. Clever. But for those of us on the lpia …
Trash rather than rm
One of the most powerful/dangerous commands in linux is the “rm” command. It removes the file from the filesystem and whilst with some media formats it is possible to recover an rm’d file in ext3 it is …
Dell diagnostic codes during post
My laptop is now bricked. Apparently it is an LCD failure. It took me forever to find out what the flashing lights on my dell laptop meant as the docs seem to be missing from dell’s support site. In order to make …
Reduce DNS server lookup time
Having moved house I have just been connected to broadband. The connection is a decent enough 4mbps but for some reason, especially in the evening, when I went to a website when I was surfing the browser would spend a …
Firefox 3 turbo speed optimisation
Following on from my previous article, Firefox 3 Easter Eggs, I have discovered that broadband users can get a significant speed increase from Firefox just by changing a couple of settings. Firefox is distributed with …
Firefox 3 Easter Eggs
There are some moderately amusing Easter Eggs in Firefox 3. Simply type one of the following into the address bar (no spaces or http) and you’ll get a message: about:robots about:mozilla about:config (ok, …
Moving your website? Check the ttl
Sometimes you just have to move your website. Perhaps you were hosting a website in a subdirectory of another site and it became popular? Perhaps you need to move to another website hosting company? The reasons are many …