The benefit of a single configuration file is that it can be used on mobile devices where OpenVPN Connect is the official client.
Continue reading OpenVPN configuration in a single file
Just one command with no interaction
openssl req -new -newkey rsa:2048 -nodes -x509 -keyout default.key -out default.crt -days 3650 -subj /CN=default
Continue reading Create a self-signed certificate
Arch Linux uses systemd by default, and initscripts is no longer supported.
However, rc.local is still useful under various conditions.
Continue reading rc.local compatibility in Arch Linux
It is easy as follows
dd if=/dev/urandom of=100mb.test bs=1M count=100
Continue reading Generate a real random file of given size
If OpenVZ VPS comes with vSwap, just install it as usual
and I’ve successfully setup MySQL Server on a 32mb one. However, if it comes with Burstable Memory only up to 128mb, click to read more.
Continue reading [Deprecated]Setup MySQL Server on a low memory VPS with Debian
In short, you should use openbsd-netcat other than gnu-netcat and all other packages can be installed via pacman.
Continue reading FreeNX on Raspberry Pi with Arch Linux ARM
Some applications from internal network are required to be exposed to external Internet mostly for receiving connections. However in DD-WRT, settings are so confusing that it will not function immediately if you decide to use port forwarding. Continue reading Port Forwarding in DD-WRT
NOT CARING ( or please browse away ) about safety and SELinux causing much trouble, disable it
sed -i "s/SELINUX=.*/SELINUX=disabled/" /etc/selinux/config
Continue reading Disable SELinux for good in CentOS
Choose from selected repository using yum
yum --enablerepo <reponame> --disablerepo <reponame> install <packagename>
Continue reading Install package from selected repository in CentOS