My AC fixing experience

My AC at home couldn’t start and I deferred fixing it since I lived alone at the moment. I could run around with only my underwear and it doesn’t feel too hot that way. However, eventually I just had to fix the AC after a week of over 100F. I roughly recalled that the technician…

ROS package managing

I am playing with ROS recently. Actually using it is not hard. But I don’t understand why there is not even a reasonable tutorial regarding package managing. I went through an entire online course not even realizing that managing tools such as wstool and rosinstall_generator exist. (I initially git clone one package at a time…

Chrome bug on Ubuntu

Chrome becomes very unstable on my Ubuntu laptop recently. Disable Out of Blink CORS seems to fix the problem for now.

Digging hole

Another lesson of not to do anything when I am tired. I was thinking to try to sync my dpt-rp1 digital paper with a newly installed windows 10. I didn’t pay attention and accidentally upgrade the firmware. Of course, it is a horrible mistake since I rooted that earlier. It looks like I have bricked…

peap ubuntu bug

I have been using the school guest wifi for a while. But today, it doesn’t work and tries to connect the eduroam wifi. Then just realize there is a nasty bug in ubuntu for that. It seems to be affecting multiple distribution. Trying to downgrade wpa_supplicant following this. Cannot downgrade libssl to 4.14 but to…

Latex tools

Came across two online Latex tools are very convenient. This one converts handwritten math to Latex and this one converts Latex to gif.

Some note of time traveller KFK

Just for fun. But some of what he wrote was quite interesting Why God created human? 器皿與內容。構成並顯出。 What is the nature of management? The desire of power? 對人性之惡的限制與監督。 What is the organization LAWS? LAWS是自主致命性武器英文縮寫。準確說,LAWS本身不是組織,是LAWS的國際預防組織。 What is the meaning of Rehma? 即時,帶著光之話語訊息的傳遞。

Annotated transformer

This Harvard blog post is really nice. It filled in the detail implementation for the “Attention is all you need” paper.