Ben Chuanlong Du's Blog

It is never too late to learn.

Record Computer Screen using RecordMyDesktop

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

On Linux Mint the task bar disappears when recording the entire screen. A workaround is to menually select the Windows area to record without the task bar.

Numeric Algorithms

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

  1. comparing lots of values that are very close is not a good idea. p-values, permutation test statistics. a better way is to work on integers instead, for example, permutation indexes ... if …

Food

** Things under legendu.net/outdated are outdated technologies that the author does not plan to update any more. Please look for better alternatives.**

Good Salad Sources

  1. Thousand Ialand

  2. House

Wine

  1. tequila sunrise

Time Series Analysis

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

In statistics, a unit root test tests whether a time series variable is non-stationary using an autoregressive model. A well-known test that is valid in large samples is the augmented Dickey …

Fcitx Tips

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

fcitx

  1. Add Pinyin method: add -> type in pinyin, type in chinese doesn't help

IBus

  1. I suggest you use CTRL + SPACE as the switching hotkey, because it's the default hotkey for most …

Use Sogou Pinyin to Type Chinese

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Settings

  1. 常用 -> 隐藏状态栏

  2. use half width punctuation

  3. 按键 -> 切换英文状态时,保留输入框中已存在的 …