Useful tips for everyday
What slows down a SQL query? The theory behind query run time Table size: If your query hits one or more tables with millions of…
How can you tell if someone is remotely accessing your computer? Now you know how can you tell if someone is remotely accessing your computer.…
How do I open apps on my Mac Big Sur? Use Launchpad to view and open apps on Mac Find an app: Type its name…
Can upload sketch to Arduino Mega 2560? The Arduino MEGA 2560 is designed for projects that require more I/O lines, more sketch memory and more…
Is Project+ a good cert? The Project+ certification is a great resource for anyone in a position like Project associate, or for anyone wanting to…
What is the relation between autocorrelation and power spectral density? Energy spectral density measures signal energy distribution across frequency. Autocorrelation function of an energy signal…
How do you add fonts to Phonto app? Open the font file in Phonto. Download font files from web sites. You can find tons of…
How does ultrasonic distance sensor work? Ultrasonic sensors work by emitting sound waves at a frequency too high for humans to hear. They then wait…
How do I customize my Google tabs? When you open a new tab in Chrome browser, under the search box, you can see the websites…
How do you evaluate cyber security? Step #1: Identify and document asset vulnerabilities. Step #2: Identify and document internal and external threats. Step #3: Assess…