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Working Portable Ubuntu with Jaunty (9.04)
I recently discovered (courtesy of Ubuntu Geek Portable Ubuntu, a Portable Windows application which uses Cooperative Linux [version 0.7.3] to run a Linux kernel as a Windows process! I was very pleased, but found a few small glitches in the installation and upgrade from Ubuntu 8.04 LTS to the latest Jaunty 9.04 release which I’ll […]
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PingTunnel Improvements: Win32 & Syslog
For anyone interested in clever networking hacks, I strongly advise checking out ptunnel. This software package allows you to tunnel any TCP (such as SSH) over a ICMP (i.e., ping). Since even the most restrictive firewalls (whether corporate, Wifi (don’t steal…) or other) usually let ICMP traffic through, this little piece of code can let […]
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Converting between DOS and Unix
Quick Overview DOS (and Windows) use different formats to mark the ned of a line in a text file. DOS uses a CR-LF, while Unix just uses a LF. There are many ways to switch between the formats.. some common ones are below Explicit Programs The programs dos2unix and unix2dos provide a simple way to […]
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Single User Mode in Linux
Quick Overview By default, Linux does not password protect the booting into Single User mode. This can be helpful (if you forget the root password, you can boot to single user, change the password, and restart) and dangerous (so can anyone with physical access to the machine. Read below to see how to use this, […]