Posts on Prologue

indicator: moving average

Sun, 16 Nov 2025 13:58:46 +0800

In technical analysis, traders use various indicators to help make buy and sell decisions. One such indicator is the Moving Average (MA), which smooths out daily price movements by creating a constantly updated average price.

It reflects the belief of every trader in the market about the average price of a security over a specific period and tries to figure out the trend direction. From more technical perspective it helps to identify support and resistance levels.

warren buffett 2025 thanksgiving letter: going quiet

Fri, 14 Nov 2025 01:19:51 +0800

The Warren Buffett 2025 Thanksgiving Letter¹ was located at the website of Berkshire Hathaway.

He will not write Berkshire’s annual report anymore but will share some thoughts on the Thanksgiving letters every year.

According to Buffett, it is a interesting phenomenon that lots of close friends of him is coming from his hometown and just a few miles away from hime.

He said “Don’t beat yourself up over past mistakes”: Sometimes making mistakes is inevitable, and the important thing is to learn from them and move on. Regret is a waste of time and the only way to make up for past mistakes is to do better in the future.

neovim: config and enhance

Tue, 29 Jul 2025 01:21:08 +0800

Preface #

I believe the reason why people choose to use neovim is person to person. As for me, neovim give me a lightweight and fast edit environment in terminal which i used to connect to my nixOS server.

The more detail about the architecture about neovim you can check DESOSA 2017¹.

And there are some material maybe you can use during the configuration:

Lua tutorial: Learn Lua in Y minutes²

Basic Configuration #

On the very beginning, you’d better follow the official guide³ to install neovim, and then create the config directory located in ~/.config/nvim on Unix-like systems.