@rockydd
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A developer searching for harmony between coding and combating
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Dec 18, 2023 · 4 min read · In this blog, we will explore how to preview images directly in the terminal using iTerm2, tmux, and vifm. This capability can significantly enhance your workflow, especially if you are a developer, system administrator, or a terminal enthusiast. Int...
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Mar 20, 2023 · 2 min read · Introduction Removing the background from a PDF file can be a tricky task, especially for Mac users. However, with a combination of Preview, iLovePDF, and Microsoft PowerPoint or Keynote, you can achieve a clean PDF without the background. In this bl...
Join discussionJan 17, 2023 · 5 min read · In Haskell, every value has a specific type and the type of a value determines the set of operations that can be performed on it. Haskell is a statically typed language, which means that the type of a value must be known at compile-time. Types are a ...
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Jan 8, 2023 · 3 min read · Error handling is an important aspect of any programming language, and JavaScript is no exception. In this post, we will compare two approaches for handling errors in JavaScript: the Either type and the try/catch statement. What is the Either type? F...
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Nov 14, 2022 · 2 min read · Vim 作为最受欢迎的编辑器（之一），其中最强大的一点就是各式花样跳转。如果能把这些技能烂熟于心，你肯定会在 VIM 中凌波微步，随意穿越了。 文件内跳转 基本位置跳转 在这里先定义两种不同的行。第一种是文本行，就是从开始到下一个回车的全部字符。另一个是屏幕行, 指的是当一行超出了当前屏幕大小的时候自动折行之后的每一行是一个屏幕行(screen line)。如果不特别指出的话，就是指文本行。 字符跳转 其中最基本的跳转方式就是 hjkl 了，分别对应左下上右。于此相关联的另外两个命令是 gj 和...
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