Development

Topics in developing software, firmware, hardware or web projects

Documentation
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Sysadmin & DevOps
PowerShell: Adding Privileges to a User
For PowerShell on Windows, adding a security privilege to a user takes more effort than one would expect. Here we show a method with no third party dependencies.
Documentation
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Alpine Linux as a server
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Developing
Modifying install images
Modifying packages that are part of the install diskless boot (e.g. on install media), or the parameters that can be accepted by the boot process, is a little more involved than modifying individual packages, especially for netboot images.
$A picture of a Raspberry Pi connected to the JTAG port of Netgear\nrouter, with special effects added\n$
Documentation
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ARM development
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ARM virtualization
Old school manual ARM for Libvirt/KVM
Create a non-EFI (old school) ARM hardfloat virtual machine for Libvirt/KVM using a traditional interactive Debian install.
$A picture of a Raspberry Pi connected to the JTAG port of Netgear\nrouter, with special effects added\n$
Documentation
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ARM development
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ARM virtualization
UEFI manual ARM for Libvirt/KVM
Create an UEFI (newish) ARM hardfloat (32-bit) virtual machine for Libvirt/KVM using a traditional interactive Debian install.
$A picture of a Raspberry Pi connected to the JTAG port of Netgear\nrouter, with special effects added\n$
Documentation
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ARM development
Fast builds of armel software on Linux x64
The fastest and most practical way to build software for armel is to cross-compile on an x86_64 machine even for a Linux 2.6-series kernel
Blog
Jun 23, 2025
Introducing Yocto-Doky
Yocto-Doky is a GitLab project for the Doky Yocto distribution. Doky intends to be suitable for projects with proprietary code, but which still wish to follow their open source obligations.
Blog
May 6, 2025
Experiment: Negative on Electron on Yocto
As part of his work for Ambient Activity Daniel experimented with building Electron under Yocto. In order to build a new firmware for the ABBY. This turns out to be impractical for a small development team, but he developed some useful bits in the process.
Blog
Feb 17, 2025
Ucode-based mountpoint command for OpenWrt
Due to OpenWrt issue 13873 the author needed a version of the mountpoint command for OpenWrt. Since they wanted to learn ucode, they coded the command in this interesting ECMAscript-like language¹. This may be moot as enabling the busybox mountpoint applet could be more space-efficient, but the author enjoyed the exercise.
Blog
Feb 11, 2024
Power BI M Code Date Table
For Power BI, if your data source does not already have a date dimension table, Microsoft strongly recommends adding one in Power Query M-code. Here we show how to do that for a fiscal year date table.