If you’ve never heard of subversion before then you are in for a pleasant surprise. Subversion is a version control tool, which means it will keep track of several files and all their old versions. Normally subversion is used to help multiple people work together on a single project. It tracks all their changes and [...]
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One of the biggest features of Java 1.5 was generics. In particular all the collection classes had been extended to use parametrized classes. Normally the collection classes accepted and returned Objects which is the class all other Java classes descend from. Unfortunately this meant that you had to cast everything you got back out of [...] Few people don’t realise that subversion has the ability to connect to a remote repository via SSH. Its extremely simple and can give you all the advantages of storing your important files on a server while still having them readily accessible on your [...] So today I did about the stupidest thing I could have done at the time. I was planning on clearing my USB hard drive so I could start my new backup plan on it. Of course any Linux geek knows the easy way to erase a hard drive is to do a ‘dd if=/dev/zero of=/dev/sdb1′. On almost all my computer there is only one hard drive which maps to /dev/sda. Of course you know exactly where I’m going here don’t you? So this is my home server with two hard drive combines into one volume group. The first hard drive is /dev/sda, the second /dev/sdb and the USB hard drive got mapped to /dev/sdc. So in my case that command obliterated the first 125Mb of my second drive before I [...] |
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