Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...

Binary codes are codes which are characterized in binary system with alteration from the original ones. The two types of binary codes are the Weighted Binary Systems and Non Weighted Codes. Weighted ...

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 ...

In order to activate your WhatsApp account, you will first need to verify your phone number with a code that WhatsApp will send to you. When you get the code you can confirm your account. But what ...