When databases became available for the personal computer in the mid-1980s, they quickly gained a mystique as the ultimate productivity applications. Despite their widespread use, in some ways they ...

How to create a database on your Android device with PortoDB Your email has been sent If you're looking to keep track of data on your Android device, PortoDB might be ...

I recently published a tutorial describing the different available methods to store data locally in an Android app. However, due to article length constraints, I could not adequately cover creating ...

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Designing an appropriate set of indexes can be one of the more troubling aspects of developing efficient relational database applications. Perhaps, the most important thing you can do to assure ...

How do I do that in data.table? Find code for dozens of data tasks in this searchable cheat sheet of R data.table and Tidyverse code. Speed. Concise syntax. Backwards compatibility. But especially ...

Make your R data.table code more efficient and elegant with these special symbols and operators. Plus, learn about the new fcase() function R data.table code becomes more efficient — and elegant — ...

Struggling with disorganized data in Excel can be incredibly frustrating. You have all the information you need, but without connections between tables, it’s like trying to solve a puzzle with missing ...