ORC is a row-column format developed by Hortonworks for storing data processed by Hive ORC, Parquet, and Avro are also machine-readable binary formats, which is to say that the files look like ...

If you're having trouble opening a DAT file, I'll show you a simple and free way to do it. This method works on both Mac and PC. Just open your browser and go to winmaildat.com. It's a ...

Though DAT files, which house data as the shortened name implies, are usually best left alone, here's how you can open them.

Rename the suffix from .DAT to .RTF. Click Start, Run, type Wordpad and click OK. From Wordpad, click File, Open and browse to the desktop and open the saved file.

We've received scattered reports from readers indicating that Mac OS X 10.4.x's Spotlight may have problems indexing and searching for Finder.DAT files -- data files usually containing text ...