How to dig SRV record after creating it in DNS

April 6, 2008 · by · in Open Source, Systems

dig <record type> <host.name> e.g dig SRV _someservice._port.hostname.domainame.com.my OR dig SRV _https._ICMP.host.takizo.com

ls & rm with regular expression

April 4, 2008 · by · in Open Source, Systems

e.g. rm -rf backup-20070[8-9]-* would delete : backup-200708-morning backup-200708-evening backup-200709-night backup-200709-latenight but not : backup-200706-morning backup-200707-afternoon backup-200711-midnight e.g. ls backup-20070[1-9] would list all backup starting from January to September but leave October, November & December out, of year 2007.

ssh client hang after a few minutes of inactivity

April 2, 2008 · by · in Open Source, Systems

specify the parameter “ServerAliveInterval 60” in /etc/ssh_config or /etc/ssh/ssh_config. for more info, man ssh_config

Problem Upgrade Apache2 on MacPorts

March 10, 2008 · by · in Open Source, Systems

I was trying to upgrade apache2 on my Macports but keep on getting these error messages which really annoy me; Undefined symbols: “_ap_ugly_hack”, referenced from: _ap_ugly_hack$non_lazy_ptr in libmain.a(main.o) “_ap_prelinked_module_symbols”, referenced from: _ap_prelinked_module_symbols$non_lazy_ptr in libmain.a(core.o) “_ap_prelinked_modules”, referenced from: _ap_prelinked_modules$non_lazy_ptr in libmain.a(main.o)…

Apple Macbook Air

January 16, 2008 · by · in Random

Anyone interested to pre-order Apple Macbook Air?