Useful tips for everyday
How do I change systemd services? You have two options: Copy the unit file from /lib/systemd/system/ to /etc/systemd/system/ . You can alter or add specific…
What are the factors in multi-factor authentication? Factors are (i) something you know (e.g., password/personal identification number); (ii) something you have (e.g., cryptographic identification device,…
Can you use Galvanised mesh for rendering? Galvanised steel beads are no longer accepted for external rendering in any situation. “Simply put, galvanised steel in…
How can SSL affect website performance? When the page has SSL enabled, it requires extra round trips to establish a secure connection which impacts the…
Can I use Time Capsule as Nas? Yes, this is possible and actually quite simple. To prevent the Time Capsule from acting as a WiFi…
How do I browse PDF files? Windows asks for a program to open the file. Right-click on the PDF file and select “Open With”. Select…
How are iMessages routed? iMessages use the Internet Text messages use your cell connection, bouncing from cell tower to cell tower. So you need Wi-Fi…
How do I prevent files from being deleted on a USB? Right-click on the USB drive and select the “Properties” option from the drop-down menu.…
Who is my Google Apps admin? Your administrator might be: The person who gave you your username, as in [email protected]. Someone in your IT department…
How do you calculate the power of an electromagnetic wave? The energy carried by any wave is proportional to its amplitude squared. For electromagnetic waves,…