The three most common open source technologies for writing data science programs are Python, SciLab, and R. Here's how to write program-defined functions in R. There's no clear definition of the term ...

Google Sheets is known to be a medium for housing your data. It’s what people use to track their personal finances, and it even comes in handy for several professional purposes. A rarely used feature ...

The frequent occurrence of a pattern in a network, however, is not strictly correlated with a biological function. Network topologies reflect evolutionary origins and therefore the selection of ...

Functions are the driving force of any Microsoft Excel spreadsheet, generating a single value or an array of results based on certain arguments you input. However, combining—or nesting—functions ...

Complex formulas may look impressive, but readable logic, helper columns, and reusable functions create spreadsheets that ...

Read an excerpt from the 4th Edition of the book Python Essential Reference by David Beazley. Excerpt from Python Essential Reference, 4th Edition. Substantial programs are broken up into functions ...