One of the first things you learn in electronics is how to identify a resistor’s value. Through-hole resistors have color codes, and that’s generally where beginners begin. But why are they marked ...

Hospitals often use code names to alert staff to an emergency. Code blue means a medical emergency. Code red means fire or smoke. Code black typically means there is a bomb threat. Hospitals are the ...

Several versions of Microsoft Outlook ago, you could use color to identify appointments by quickly applying a category. Outlook no longer supports this feature, although, with a little roughhousing, ...

Quite often, we need to identify a color on a web page or in an application, so that we can use it on our blogs or apps as well. In such a case, we need to make use of tools to identify the color ...