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XFORWARD

from the remote:
export DISPLAY=host.name.com:port

from the local
xhost host.name.com

Delete Oracle trace file in linux Os

This is the simplest way to delete oracle trace files :

find -name \*.trc -exec rm {} \;
dh -sh .

Gentoo [emerge system]

What is Gentoo?

Gentoo is a free operating system based on either Linux or FreeBSD that can be automatically optimized and customized for just about any application or need. Extreme configurability, performance and a top-notch user and developer community are all hallmarks of the Gentoo experience.

Thanks to a technology called Portage, Gentoo can [...]

BASH How to delete lines from a file by sed

1- Delete by Specific text
sed -i ‘/YOUR TEXT/ d’ file.log

2- Delete by line numbers
sed -i 10,+5d file.log

3- Delete Empty lines
sed -i ‘/^$/d’