Archive of posts filed under the Rant category.

A Modest Proposal about PowerShell Strings

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If you’ve used the PowerShell Script Analyzer before you are probably aware that you shouldn’t be using double-quoted strings if there aren’t any escape characters, variables, or subexpressions in them.  The analyzer will flag unnecessary double-quotes as problems.  That is because double-quoted strings are essentially expressions that PowerShell needs to evaluate. Let me repeat that… Double-quoted …

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Voodoo PowerShell – VisioBot3000 Lives Again!

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Back in January I wrote a post about how VisioBot3000 had been broken for a while, and my attempts to debug and/or diagnose the problem. In the process of developing a minimal example that illustrated the “breakage”, I noticed that accessing certain Visio object properties caused the code to work, even if the values of …

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PowerShell Topics I’m Ready to Stop Talking About

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Part of me wants to know every bit of PowerShell there is.  I know that’s true about me, so  I don’t have much of an input filter.  If the content is PowerShell-related, I’m interested. When it comes to sharing, however, there’s clearly got to be a point at which I shouldn’t be talking about something. …

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Where I’ve been for the last few months

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As I mentioned in my previous posts, I kind of fell off the planet (blog-wise, at least) at the end of August. I had good intentions for finishing the year out strong.  There were three different items that contributed to my downfall. First, I’ve been battling lots of different illnesses (none of them anything major) pretty …

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Thoughts on PowerShell Performance

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Last night Rob Campbell (@mjolinor) and I were talking after his presentation on performance when using Get-Content with -ReadCount and different string matching techniques and I realized it’s time to verbalize my thoughts on performance in PowerShell. Part 1 – It doesn’t matter When people ask me if PowerShell is fast, my first response is …

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