Creating AOSP Product Branches in Bulk Using the Gerrit REST API (Python)
In my previous post, I explained how to mirror AOSP Android 15 into gerrit.maksonlee.com with complete commit history and tags. […]
AOSP, Gerrit, Python
Engineering field notes
Practical DevOps, Cloud, and Android Infrastructure Notes
Tested walkthroughs from real lab and production-style setups: Ubuntu, Kubernetes, CI/CD, self-hosted services, storage, networking, and Android builds.
Ubuntu
Kubernetes
CI/CD
Homelab
Android
Harbor, Keycloak
Authenticate Harbor with Keycloak via OIDC
Secure your Harbor registry using Keycloak as an OpenID Connect (OIDC) identity provider. This guide walks you through configuring Keycloak
Docker, Harbor
Install Harbor 2.13.1 on Ubuntu 24.04 with HAProxy, Let’s Encrypt (DNS-01), and Systemd
What is Harbor? Harbor is a cloud-native container registry that secures and manages container images for your organization. Initially developed
ThingsBoard
How to Create a Mobile Dashboard for Devices in ThingsBoard CE
In our earlier post, How to Run the ThingsBoard Mobile App on Android (Self-Hosted Server), we walked through connecting the
Flutter, ThingsBoard
How to Run the ThingsBoard Mobile App on Android (Self-Hosted Server)
If you’re hosting your own ThingsBoard instance (e.g. https://thingsboard.maksonlee.com) and want to run the official mobile app on Android, this
Flutter
Fix “Unsupported Class File Major Version 65” in Flutter Android Builds (Java 21 Issue)
When building a Flutter app for Android, you might run into this cryptic error during the Gradle build phase: If
Flutter
Getting Started with FVM (Flutter Version Management) on Windows
Managing multiple Flutter versions is a common need for developers working across different projects. FVM (Flutter Version Management) makes this
Chocolatey
How to Install and Use Chocolatey on Windows 11
Chocolatey is a command-line package manager for Windows. It lets you install, upgrade, and manage software like Git, Python, Node.js,
Windows
Should You Enable Developer Mode in Windows 11?
If you’re doing software development on Windows 11, you might come across an option called Developer Mode. But what does
Keycloak, ThingsBoard
How to Enable OAuth2 Login in ThingsBoard 4.0.1 Community Edition Using Keycloak and HAProxy
ThingsBoard is a powerful open-source IoT platform supporting device management, telemetry, dashboards, and multi-tenancy. In this guide, I’ll show you