Gee Law’s Blog

《悲惨世界》概念版歌词计划 1

本系列旨在忠实提供 1980 版的《悲惨世界》概念版音乐剧的歌词,目标是无误地提供歌词,即使网络上已经有歌词的,我也会和 1980 版的现场录音以及专辑版录音比对。第一篇记录的是 Tant qu'il existera 和 La journée est finie 的歌词。

《悲惨世界》概念版歌词计划 1

Rethinking base ‘conversion’

Base conversion is the conversion between notations of number, and NOT the numbers themselves. I discuss a common mistake on methods of base conversion, and a common mistake in thinking about ‘base conversion’ in computer programs.

在 Windows 下用命令解压缩 ZIP 文件夹

姚栋想要知道如何在 Windows 中使用命令解压缩 ZIP 文件夹。他表示如果要用 .NET Framework 提供的 API,则需要 4.5,但环境要求 4.0;如果用 PowerShell Expand-Archive 命令,则需要 5.1,但环境只允许 2.0;想用 cmd,但不知道怎么做。然而应该时刻记住:Windows 自带的 GUI 实际上经常是 COM 的图形版,在 COM 中寻找几乎总是可以找到你想要的图形操作的命令版本。

Is the pattern you found persuasive?

Starting from the classic puzzles of finding patterns in a sequence, this entry explores the framework to define persuasive patterns. The framework is found to be quite self-contained in the sense that it is ‘asymptotically invariant’ to the choice of ‘language of expression’. The only short-coming of this framework is that it works only for computable sequences, yet the process of pattern discovery is incomputable.

Is the pattern you found persuasive?