Open Source Disk Usage Analyzers for Windows

These days I find my disks almost full, and want to find some tools to scan my disks and find out the large files that occupy the space.

...(Read more)

simple packaging and encryption using tar and gpg

How to package and encrypt files or folders easily using symmetry password in unix way? tar -> gzip -> gpg to rescue. Here is my quick note.

...(Read more)

quick note after installing windows 10 pro

This is the quick note before and after installing Windows 10 pro.

...(Read more)

关于电子书和纸质书的一些想法

有段时间频繁搬家,觉得购买电子书很方便,不用带着走,也可以说随时带着走。所谓的时代便利也。

...(Read more)

open HEIF and HEVC files in Windows

A few days ago, I wanted to transfer photos from my iPhone to my computer. But it was very annoying that after copying for a while, the process stopped with some errors occured.

...(Read more)

enable "Open PowerShell window here" in right click context menu

In Windows 10 Anniversary Update and later Creators Update, if we press “shift” key and right click on desktop, drive, folder, folder blackground, we could see the menu “Open PowerShell window here”. It’s convenient for development. But how to reveal the menu?

...(Read more)

思源黑体和思源宋体

字体发布

继 2014 年 Adobe 发布思源黑体之后,现在 2017 年 Adobe 发布了思源宋体!两者都开源!不要钱!走过路过不要错过!这是一种什么精神?!一种国际主义精神!

...(Read more)

Electron as GUI of Python Applications (Updated)

tl;dr

This post shows how to use Electron as the GUI component of Python applications. (Updated version of one of my previous posts.) The frontend and backend communicate with each other using zerorpc. The complete code is on GitHub repo.

...(Read more)

topological sorting using DFS and BFS

topological sorting can be solved using DFS and BFS in asymptotical time complexity $O(V + E)$.

...(Read more)

learn React the easy way

tl;dr

Remember the core idea in React: UI = func(const props, state).

...(Read more)