Recent Posts


May 20, 2019 11 minute read

2019 年春季中科大《数理方程》课程的一道思考题,最高可给总评加 5 分

Build a minimal Linux system and run it in QEMU

April 7, 2019 6 minute read

Linux is the #1 open-source operating system nowadays, and many people are running a Linux distro, such as Ubuntu or Arch. Linux is also the most popular choice for a server OS.

Bootstrapping Make

February 25, 2019 4 minute read

Have C or C++ project to build? You may think, “Yeah this is very easy, I’ll just call the compiler to do so”, and yes, let’s take a look at an example.

Setting up Ubuntu in VMware Workstation

February 21, 2019 3 minute read

A quick step-by-step guide for those wanting to get in touch with Ubuntu in a virtual machine with minimal effort. For example, at the start of a semester of Operating System Concepts course.

Access your Raspberry Pi remotely with SSH

February 13, 2019 3 minute read

Do you have a personal server at home but can’t access it from work or travel because your home doesn’t have a public IP? If so, then, this article is what you’re looking for.

Chisel 配置及入门

December 19, 2018 15 minute read

Chisel (Constructing Hardware In a Scala Embedded Language) 是一种嵌入在高级编程语言 Scala 的硬件构建语言。Chisel 实际上只是一些特殊的类定义,预定义对象的集合,使用 Scala 的用法,所以在写 Chisel 程序时实际上是在写 Scala 程序,通过 Chisel 提供的库进行硬件构建。