Useful tips for everyday
How do I know if a link is working? How to Verify Links on Your Webpage From the Link Checker tab in the Results panel,…
How to create a list of nftables rules? % nft list chain filter ouput table ip filter { chain output { type filter hook output…
How can I delete everything until a pattern? If every line contains both start and end pattern then the easiest way to do this is…
How do I find my chipset Linux? The easiest way to find out the chipset is to look at the detailed system specs from the…
Can you request IP change? You can change your local IP address from the network settings controls menu on a PC, Mac, or phone. Your…
How do I insert a blank line in Excel when value changes? Select the data range that you want to use, and then choose the…
How do I save my home directory in Linux? To backup the home directory of your Linux system with rsync, use the following rsync command…
Does dd wipe a drive? If you messed up your master boot record (MBR) you can wipe it using this command : dd if=/dev/zero of=/dev/hdX…
Can I remove Exim4? Yes, you can remove it. Note that will also remove exim4-daemon-light or exim4-daemon-light if you still have them, that’s ok. What…
What is cache and buffer memory in Linux? Buffer is an area of memory used to temporarily store data while it’s being moved from one…