Useful tips for everyday
How do you failover from secondary to primary? Use SQL Server Management Studio In Object Explorer, connect to a server instance that hosts a secondary…
Why does my external monitor sometimes go black? If the cable run is too long, or of the signal has been split (using a non-powered…
What is ripple current in boost converter? In early stage of the design, boost converter ripple current is can be assumed as 25-40% of the…
What does ROC stand for in data? Receiver Operating Characteristic The abbreviation ROC stands for Receiver Operating Characteristic. Its main purpose is to illustrate the…
Why does my VM have two IP addresses? They have different addresses. The problem is that the physical NIC that the VM is using picked…
How do I make two columns in Word for a resume? To add columns to a document: Select the text you want to format. Click…
When was the jet engine commercialized? 1952 Then, on May 2, 1952, the British Overseas Aircraft Corporation (BOAC) began the world’s first commercial jet service…
How do I select a sub in SQL? SQL – Sub Queries Subqueries must be enclosed within parentheses. A subquery can have only one column…
When do you use variance threshold? The variance threshold is a simple baseline approach to feature selection. It removes all features which variance doesn’t meet…
How do I fix zsh command not found on Mac? You may need to refresh the command line shell for the change to take effect.…