Throughout the whole Adobe Creative Suites, masks are among the most important editing tools. In particular, Photoshop provides a quick mask mode, which allows for creating a suitable mask on the current layer fast and comfortably. We wish to darken the borders of an image in a smooth manner. This can be achieved in probably [...]
It happens that your C++ code solves large sparse linear systems that involve large sparse matrices. Debugging such code is a be-yotch. Only super-brained engineers can spot hidden errors in matrices that are displayed as an unformatted array of numbers. And even for them it’s an inconvenient affair. But not to worry. Matlab gladly helps [...]
Have you ever found yourself lost because you could not decide whether to use “which” or “that” in a sentence? I did! But not anymore! I would like to present some rules, as found in the book ”The Elements of Style” by Strunk and White. “That” is defining, restrictive, limiting. Use it to specify which one. You cannot [...]