Useful tips for everyday
How to make LS show file sizes in megabytes? ls -lh gives human readable file sizes, long format. It uses k, M, G, and T…
How do I empty a text file? Open the file with your text editor and press End. Highlight and PgUp to delete the remaining bytes…
Can etcher make a bootable Windows 10 USB? Step 3: Select a bootable image for Etcher Just click on ‘Select Image’ and choose the image…
How do I install a new module? Install module You can install modules or packages with the Python package manager (pip). To install a module…
How to replace entire line in text file by Bash? I’m not trying to replace some sub-string in that line, I just want to replace…
Does session manager need public IP? The SSM Agent running on the EC2 instances must be able to connect to Session Manager’s public endpoint. You…
How do I set up Realtek WIFI adapter? Manufacture is listed as Realtek: In the Search box, type Device Manager. Touch or click Device Manager…
How do you split an awk? The awk function split(s,a,sep) splits a string s into an awk array a using the delimiter sep. Variable hms…
Can I change my home directory? You can use the usermod command to change the default home directory for a user. Opening /etc/passwd you will…
How do I create an ISO file in Ubuntu? To create iso from current installation you will need a program called “Remastersys”. In Programs and…