Setting up Arch Linux on Raspberry Pi 3B+ (1) – wifi setup

I used the PINN to install the Arch Linux on the SD card. The process is quite straight forward. Here's the link to the PINN project: https://github.com/procount/pinn After installation, I need wifi to get on internet. Arch Linux provides a nice wiki covering every aspects. Here's a stripped down version of what's needed on a RPi3b+. Device …

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Seven days without a (any) phone, day two

Day two, raining, Hmmm, I started to notice some inconveniences of not having a phone: I can't check train and bus schedule with google map on the way. (but I can check it on computer before heading out!) I can't take pictures and videos when something interesting happen (no, I won't carry a camera around! …

Seven days without a (any) phone, day one

Day one, cloudy, (12/??, the first thing I noticed is that when I start writing this dairy on subway, I have completely no clue what date it is today!! and what time it is now!! The biggest function of a half kilo dollar full-loaded electronic device is to replace a time piece...) The clock in the living room …

Django modelformset is powerful!

I spent two days trying all kinds of non-sense trying to setup a form for entering the temperature profile steps. In the end, it turns out using modelformset is so easy! No need to setup extra form for each model. No need to keep tracking which form is initialized by which object.  Two lines take …

a Saturday morning reflection

A few year back, a friend opened an art gallery for about half an year. It didn't prevail. This morning it came across to my mind. As a witness to history, I can see several more things now from what I learnt between now and then. The focus has been placed around art rather than on art. …