Like many people, I rely heavily on ssh to maintain and configure computers remotely. However, doing so usually requires making an outbound ssh connection from the computer you're working on, which isn't always convenient. For example, if you're using someone else's computer, the chances are they're using Windows and don't have an ssh client program installed.
If you're a science postgrad student, the chances are you've heard of LaTeX. It's very commonly used to write scientific papers, largely because it's very good for typesetting equations. A lot of science postgrads also write their theses using LaTeX, but very few of them seem to be given any training in how to use it. I know I didn't get any while writing mine!
Recently I developed a web application for a client using PHP and SQLite. As you might expect, I did the development on a Linux system, and all seemed well. When the time came to move to the client's production system, which runs IIS 6 on Windows Server 2003, I naïvely assumed that it would be a simple transition - after all, PHP has been supported on Windows for quite some time. Unfortunately, this turned out not to be the case.
Recently, I've taken on more consulting work outside my own immediate area. http://www.eigenfactor.org, a free impact factor tool, has been incredibly handy. Here's why.
Getting to grips (well on some level, at least) with a new system is a bit exciting and not a little empowering, too - like the first time you really understood crystalization as a kid (remember those copper sulphate crystals in the jar?)
The problem is that journals always fall into four categories in my book;