MySQL user-defined variables are used to pass values from one statement to another. They are connection specific. Values cannot be created by one client and used by another client. The variables are ...

Editing your PC's environment variables can save you time in Command Prompt and make your scripts more concise. It also lets you customize where Windows stores certain files. This is what you need to ...

I know enough not to go down to the Immediate Window and type ? variablename to get the value of a variable. I didn't know this, but I should have (or if I did know once, I've forgotten). When ...

The ability to work with any programming language requires a good understanding of the data types it offers in order to comprehend the language’s possibilities and limitations. In this article, I look ...

1If not explicitly defined, a variable's type and length are implicitly defined by its first occurrence in a DATA step. 2The minimum length is 2 bytes in some operating environments, 3 in others. See ...

Environment variables are name-value pairs for various programs or processes on an operating system. On Windows, the environment variables store all sorts of information about the operating system ...

Identifies class variables for the table. Class variables determine the categories that PROC TABULATE uses to calculate statistics. Tip: You can use multiple CLASS statements. Tip: Some CLASS ...