Useful tips for everyday
How do I MERGE two rows in SQL Server? The trick here is that the first select ‘main’ selects the rows to display. Then you…
How to calculate the radius of a circle? Click in the Button Draw a Circle, then Click on map to place the center of the…
How do you measure lux with LDR? Place your commercial LDR’s sensor beside the LDR. Ensure that the same levels of light fall on the…
What is virtual directory in SharePoint? A virtual directory is a directory name that you specify in IIS and map to physical directory on a…
What is a rotating pendulum? The rotational pendulum is assumed to have a length and a lumped mass and turn at constant speed . The…
What is real memory Mac? Real : This is the “real” memory usage for an application as reported by task_info() – a rough count of…
How long can an iPhone 6 stay underwater? Although it’s not waterproof, the new iPhone 6 can actually survive being underwater for 10 seconds, according…
What is a Raspberry Pi network? The Raspberry Pi is a low cost, credit-card sized computer that plugs into a computer monitor or TV, and…
What is the closed-form solution for linear regression? Normal Equation is the Closed-form solution for the Linear Regression algorithm which means that we can obtain…
How full should your C drive be? A full hard drive may not seem like a big deal, but all those files can reduce the…