old stuff

data recovery from dying hard disk with dd

by .pQd
situation: i receive notebook with hdd in agonal state. winxp no longer boots up. i decide to connect hdd to desktop pc. bios detects it, but operating system [another winxp] is unable to recognize partitions. surprisingly linux [namely knoppix] detects partitions and is even able to read some files from secondary partition. i take another ... Read More

surviving the weekend – my way.

by .pQd
friday afternoon. i managed to escape from work at ~5.3o pm. could ‘ve been worse. went home and hunted for my customers. it’s a strategical moment… either i can be buried in work for next one week, be work-less and sentenced to spend weekend not doing anything or – as in this case – gather ... Read More

getting root acces to your linux without knowing the password

by .pQd
you have your linux box… and you dont remember root password. it happens all the time, doesnt it? you can change the password if you have direct access to computer’s console and there is no additional protection on boot-loader level. you just need to provide additional parameters to the kernel: single init=/bin/bash to do so ... Read More

poor mans multihoming under linux

by .pQd
purpose: utilize simultaneously symmetric and asymmetric internet connections on linux router to achieve cost efficient way of providing internet access for few dozens of users. why? symmetric connections to internet still tend to be overpriced, poland is no exception. small ISPs providing internet access for 100 or 200 users usually cannot afford pipes fat enough ... Read More