If the value of an argument is invalid, SAS prints an error message and sets the result to a missing value. Here are some common restrictions on function arguments ...

This chapter describes several SAS macros and the SAS function PROBDF that are provided with SAS/ETS software. A SAS macro is a program that generates SAS statements. Macros make it easy to produce ...

The process of cellular engineering is rapidly accelerating owing to advances in technologies to manipulate DNA and other biomolecules, giving rise to the field of synthetic biology. A meeting was ...

TIOBE Index for December 2025: Top 10 Most Popular Programming Languages Your email has been sent December’s TIOBE Index lands with a quieter top tier but a livelier shuffle just beneath it. The main ...

Max has become the youngest male video game developer after his four-hour attempt in May. The educational charity says all children should have the opportunity to understand technology, no matter what ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Marguerita is a Certified Financial Planner (CFP), Chartered Retirement Planning Counselor ...