Learn the difference between Excel COUNT and COUNTA, plus TEXTBEFORE and TEXTAFTER tricks, so you clean text and totals with ...

To provide a function that implements that declaration, just use the equals sign to assign a function to the variable. This example sets the FirstNameTyped variable to a function compatible with ...

We often read (including in the book Advanced Bash-Scripting Guide by Mendel Cooper) that if we pass variable names as parameters to functions, they will be treated as string literals and cannot be ...

THE second edition of this useful book will be warmly welcomed. The theory of functions of a complex variable plays an increasingly important part in the applications of mathematics to physical ...