Useful tips for everyday
How is isolation transformer rating calculated? Example: Primary Voltages or High Voltages (H.V) is 11000 volts. Primary Current (current on High Voltage side) is 5.25…
What is foreground and background in app? Foreground refers to the active apps which consume data and are currently running on the mobile. Background refers…
What is a 31 subnet? Using a /31 subnet mask helps conserve your IP address space for point to point links. It doubles the number…
What is happening with Skype? When is Skype for Business Being Replaced by Microsoft Teams? In July 2019, Microsoft officially announced the end-of-life for Skype…
How do you measure the internal resistance of a NIMH battery? We can calculate the internal resistance if we take the readings of the open-circuit…
How do you improve the performance of a selected query? 25 tips to Improve SQL Query Performance Use EXISTS instead of IN to check existence…
How do you parallel a lead acid battery? When connecting batteries in parallel the negative terminal of one battery is connected to the negative terminal…
What can we do with the ETC skel directory? /etc/skel allows a system administrator to create a default home directory for all new users on…
How to get the value of selected radio button? To get the value of selected radio button, a user-defined function can be created that gets…
How does a KVM over IP work? They interface directly with the keyboard, monitor, and mouse connectors of the host computer or KVM switch. The…