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Increase vmdk disk in VirtualBox

November 28, 2022 Koen Leave a comment

The steps below are specific to increase a VMDK disk in VirtualBox 6.1.40 for a CentOS 7 guest VM and…

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Posted in: Scripting, UNIX/Linux, Virtualization Filed under: Scripting, UNIX/Linux, Virtualization

Replacing Ring Floodlight Lights

May 29, 2022 Koen Leave a comment

I really like my Ring Floodlights but I am really bothered by their terrible design decision around their non-replaceable LED…

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Posted in: Electronics, Hacks Filed under: Electronics, Hacks

tar example in nodejs

February 24, 2022 Koen Leave a comment

The snippet below will look inside directory /inputdir and archives the sub-directory called mydirectorywithfiles. The resulting tar file is written…

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Posted in: Javascript Filed under: Javascript

Using OAuth2 token in GCP Storage API with nodejs

February 16, 2022 Koen Leave a comment

You can use short-lived OAuth2 tokens in many Google Cloud API calls, however you may run into some interesting limitations…

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Posted in: Cloud, Javascript Filed under: Cloud, Javascript

Alternative to Wget and cURL

November 19, 2021 Koen Leave a comment

If you are working on a Linux device that does not have Wget and cURL, or a limited version of…

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Posted in: Firmware, Scripting, UNIX/Linux Filed under: Firmware, Scripting, UNIX/Linux

Enabling TTL on MongoDB GridFS

November 12, 2021 Koen Leave a comment

Anything you store in MongoDB’s GridFS is stored in 2 collections. For instance if your files are loaded in a…

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Posted in: Database, Javascript, MongoDB Filed under: Database, Javascript, MongoDB

Generate Memory Usage on Linux

September 30, 2021 Koen Leave a comment

For testing some monitoring software on my Linux system I needed to use up most of the RAM using basic…

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Posted in: Scripting, UNIX/Linux Filed under: Scripting, UNIX/Linux

Generate CPU Usage on Linux

Koen Leave a comment

In order to test some monitoring software on a Linux system I wanted to generate CPU Spikes to test some…

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Posted in: Scripting, UNIX/Linux Filed under: Scripting, UNIX/Linux

Remove file on Full Disk

September 29, 2021 Koen Leave a comment

If one of your Linux volumes is 100% full you may end up having to deal with a scenario where…

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Posted in: Scripting, UNIX/Linux Filed under: Scripting, UNIX/Linux

How to tail a log file in Windows

September 8, 2020 Koen Leave a comment

Tailing a log file in Linux is very easy with the tail command, for instance: However, Windows does not have…

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Posted in: Scripting, Windows Filed under: Scripting, Windows

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