Useful tips for everyday
What are the benefits of using a Type 1 hypervisor? Type 1 hypervisor Pros: Type 1 hypervisors are highly efficient because they have direct access…
Can you kill a daemon process? To kill a non-daemon process, supposing it is in some way out of control, you can safely use killall…
How to start a service in init.d? If you want to start a service through command line you can just add in /etc/rc.d/rc.local too for…
How do you get the first line in awk? The following `awk` command uses the ‘-F’ option and a conditional statement to print the author…
How do I calculate the percentage of an entire column in Excel? Basic Excel percentage formula Enter the formula =C2/B2 in cell D2, and copy…
How do I install an RPM on a server? The following is an example of how to use RPM: Log in as root , or…
How do I run a sudo command in crontab? Well, the answer to this depends on the type of command you want to run. If…
What is j option to make? The -j option tells make how many jobs (commands) to run in parallel. This is limited by how many…
How do you make a new line in Linux? The most used newline character If you don’t want to use echo repeatedly to create new…
How do I edit initramfs? To modify an initramfs: Extract the contents of the cpio. gz archive. mkdir tmp_mnt/ gunzip -c initramfs.cpio.gz | sh -c…