The terabytes are easy to explain, as the unit of the computer or data memory storage capacity amounting to 1024 gigabytes (240 bytes) or one billion bytes. (more…)

Today, Microsoft Excel has clearly dominant market share in the market for products of the table. Its own XLS format is compatible across the range of versions of Microsoft Excel and is a de facto standard for home and office. It is difficult to overestimate the number of tables and the large sum of data in XLS in the world. But what if the hard drive of your computer fails, and you lose access to all the tables? Or what is simply if you delete a XLS tables on which you spent hours of work? (more…)