In most counting scenarios in Excel, COUNTBLANK reliably counts blank cells, and COUNTA reliably counts populated cells. However, with these functions comes a problematic paradox: an empty string from ...

Custom functions enable you to add new functions to Excel by defining those functions in JavaScript as part of an add-in. Users within Excel can access custom functions just as they would any native ...

Sean Ross is a strategic adviser at 1031x.com, Investopedia contributor, and the founder and manager of Free Lances Ltd. Gordon Scott has been an active investor and technical analyst or 20+ years. He ...

Although there are many functions in the base package of R, sometimes there may not be a function that does exactly what you want. In this case, R allows users to create their own functions and call ...

COUNT函数用于统计区域中数字的个数，是一个很简单很基础的统计函数。 这个函数的用法也很简单，例如公式=COUNT(B2:B12)就可以统计出区域中有几个数字。 通过图片中的D列的示例可以看出，这个函数是可以忽略错误值的，仅统计区域中的数字。 利用函数的这些 ...

Productivity apps are great. They help you stay on track, manage tasks, and deal with the overwhelming flow of information that life might throw at you. That said, they're also getting increasingly ...