Excel’s New Clean Data Button Will Save You Hours : But There’s a Catch

Is Excel's Clean Data button the ultimate time-saver for messy spreadsheets? Find out how it works, its quirks, and how it compares to Power Query ...
Ars Technica

Cocoa Dev Central posts Core Data tutorials

Cocoa Dev Central has posted a tutorial/walk-thru for creating a simple application that makes use of the new Core Data frameworks in Tiger. The tutorial is very well illustrated and covers all of the ...
InfoWorld

R tutorial: Learn to crunch big data with R

A few years ago, I was the CTO and cofounder of a startup in the medical practice management software space. One of the problems we were trying to solve was how medical office visit schedules can ...
TheServerSide

SQLite tutorial for beginners

SQLite has an incredibly small footprint. The database itself, its DLLs and the complimentary diff and analyzer tools are less than 15 MB in size. It's perfect for small mobile devices, advanced ...