Useful tips for everyday
What is the wavelength of infrared LED? Near-infrared light can be produced by an LED or a laser. The typical wavelength of the infrared light…
How do you add a lightning action to a related list? Click Mobile & Lightning Actions > Send with Conga Sign and drag onto the…
How do you calculate concordant and discordant pairs? If the direction of the classification is not the same, the pair is discordant. For example, X…
How do you use the hierarchy in Tableau dashboard? More videos on YouTube Click on the arrow on the right side of the Dimensions title…
How do I create a payroll report? Create a payroll summary report Go to the Reports menu. Find the Payroll section, then Payroll Summary. Set…
What is machine learning good for? Simply put, machine learning allows the user to feed a computer algorithm an immense amount of data and have…
How does port forwarding work in SSH server? Local forwarding is used to forward a port from the client machine to the server machine. Basically,…
Which error bar is most reliable? The reliability of the mean value as a representative number for the data set. In other words, how accurately…
When to use NSCoding? If your data type is a class, it must conform to the NSCoding protocol, which is used for archiving object graphs.…
Is it safe to plug an outlet into another outlet? Never plug more than two appliances into an outlet at once or “piggyback” extra appliances…