Useful tips for everyday
What is clock frequency of PIC microcontroller? Clocks are an internal calibrated high-frequency oscillator of 16 MHz with a choice of selectable speeds via software…
What does leave one out cross validation mean? This general method is known as cross-validation and a specific form of it is known as leave-one-out…
What do you mean by DD image file? The DD file is a Disk image File created with the dd command. dd is a simple…
What to do when a document is locked by another user? To resolve this issue, first confirm that another user on the network does not…
How to use grep on all files non recursively in a directory? You can search recursively, as you said, if you want to search files…
How do you find out from the logs what caused system reboot? You can further correlate the reboot you want to diagnose with system messages.…
What are the default Oracle accounts? ORACLE creates a default account with the user ID “SYSADMIN” and password “SYSADMIN”. It is best practice to remove…
How to find duplicate records based on two columns? I want to have a SELECT query in sql server which will show only the duplicate…
How can I make my music louder than Max? Here are eight ways to make your headphones louder: Turn the volume up to its maximum.…
How do I track user activity on Web app? Some of the most common ways to track user activity include: Tools like Google Analytics and…