Oracle Solaris & Oracle ZFS Storage Appliance, Security, Cryptography and general hints and tips. (more…)

Last week, we introduced RStudio’s new visual markdown editor. Today, we’re excited to introduce some of the expanded support for Python in the next release of RStudio. Python Support The RStudio 1.4 release introduces a number of features that will furth... (more…)

This Python eats Exceptions Python like any other modern language has exception management. But I ran into an interesting edge case that stumped me quite a bit before I realized well python is different. Let me explain with an example. 1 2 3 4 5 6 7 8 9 1... (more…)

If you use the Python pandas library for data science and data analysis things, you'll eventually see NaN, NaT, and None in your DataFrame. These values all represent missing data. However, there are subtle and not-so-subtle differences in how they behave... (more…)

An approach for selecting a representative subset from large amounts of test data using code coverage metrics... (more…)