Category Archives: Uncategorized

Parse IIS logs with powershell

Posted on December 24, 2021 by erictummers

With the log4j CVE we’re checking our IIS logs in detail. To automate this we’ve created a powershell script that parses the logs and provides query access. Below a script that searches for 502 responses and prints the fields we … Continue reading →

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R Shiny dashboard inspection with profvis

Posted on September 17, 2021 by erictummers

We’re building a R Shiny dashboard to display big datasets. In our production environment we sometimes experience slow performance. Profiling with the profvis package is our plan to fix this. The profvis package needs to be installed. Then it can … Continue reading →

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The Unicorn Project

Posted on February 13, 2021 by erictummers

During lockdown I’ve been reading The Unicorn Project. The follow-up to The Phoenix Project. Again a very entertaining writing about the rocky road to get the IT department to the next level. I’ve read this book after I’ve read The … Continue reading →

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iOS 14 Wi-Fi Private Address

Posted on September 22, 2020 by erictummers

I’ve setup my Wifi router with timed access. This allows internet for certain time slots and denies access outside these time slots. After installing iOS 14 on both my iPad and iPhone I noticed no internet for me too. But … Continue reading →

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Webdeploy connectionstrings to xTokenize

Posted on July 10, 2020 by erictummers

We have an asp.net webapplication (full framework) and deploy it using release manager. The bits are in an artifact that is created during build with the contents of the webdeploy zip and a powershell desired state configuration (dsc) script to … Continue reading →

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