Smart Home: Install Home Assistant on Docker
This is a quick setup of home assistant with docker compose.
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Awesome Apps and Tools
VIM vimrc is the ultimate Vim configuration (vimrc), the author is also the founder of Doist.
A List of Common Reasons for Segmentation Faults
Segment fault are common issues for native developers, it is caused by accessing memory location that is not allowed to, I’m gonna list the possible reasons ...
Reading Notes on BPF Performance Tools
Ch 1 Introduction Ch 2 Technology Background Ch 3 Performance Analysis Ch 4 BCC Ch 5 bpftrace Ch 6 CPUs Ch 7 Memory Ch 8 File Systems Ch 9...
Reading Notes on Systems Performance
Ch 1 Introduction Ch 2 Methodology Ch 3 Operating Systems Ch 4 Observability Tools Ch 5 Applications Ch 6 CPUs Ch 7 Memory Ch 8 File Systems...
Quick File Transfer with QR code
From time to time, I need to transfer files from computer to my android phone, install apk for example, I can use the app store if the app can be found there...
Internet Connection Sharing with Armbian
I need to work while travelling in the following couple of months, so I need all my devices connected to the internet, N1 has a Ethernet port and wireless mo...
Enable pstore for kernel oops/panic dumping
Debugging devices without serial console is big challenge especially for kernel panic issues, pstore (persistent store) writes kernel messages before system ...
Phicomm N1 Box High CPU Usage Due to IRQ-42
While playing Armbian with Phicomm N1 box, I found kernel thread irq/42-0.200908 have very high cpu usage thus cause the load average to around 2, this is a ...