Promises, handlers, and chains are foundations of modern JavaScript, but they can be tricky. Here are four common traps to ...

JavaScript Custom Functions will be made ... And you won't even have to show these in the spreadsheet to use them in a function. For example, if A1 is 'Microsoft' and A2 is 'Seattle', you could ...

Note, this article deals with client-side JavaScript. For a client and server-side JavaScript upload example, check out this File Uploads with Node and JavaScript tutorial. It used to be a daunting ...