When they’re used well, as this article points out graphs can help us intuitively grasp complex data. It goes on to list – and illustrate – several examples of the counterfactual. The impact can be that much worse, of course, if comparisons between datasets aren’t presented well. See this article for the ways you can avoid such errors using Tecplot.

If you’ve wondered which grid-generation algorithm to select, you’ve been “perplexed by plenty”. The Pointwise manual is useful – see this and this – but if you have about 15 minutes to spare, this video is worth watching. And if you’re upto investing more time on the topic, this thesis is a pretty good starting point.

Monitoring a folder for changes can, as pointed out earlier, be useful for automation. If you’re using Windows you can do this without using any “external” programming languages: Powershell, that comes with all current Windows versions, is often underappreciated and underutilised. See this article for an excellent explanation of how you can use it to watch for changes to a folder’s contents.