The docker on Linux allows easy deployment of software. However, the idea is mainly borrowed from CD ROM.

People used to buy CD disks and put them in to the drive. Whatever brand your computer is, the content (music files, portable softwares) are always available. Such a design saves cost for two reasons:

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We liberate millions of students and teachers from exam-oriented education by reducing attention and time dissipated on training, with the solution entirely directed by mathematical models.

– Hisen Zhang

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Poets often use many words
to say a simple thing
It takes thought and time and rhyme
to make a poem sing
With music and words I’m playing
For you I have written this song
To be sure
that you know what I’m saying
I will translate as I go along


Fly me to the moon
远走高飞
and let me play among the stars
我们遨游星河
Let me see what spring is like
在遥远的星星上
on Jupiter and Mars
又有着怎样的春光
In other words
今日
Hold my hands
执子之手
In other words
只愿
Daring kiss me
与子偕老
Fill my heart with song
沉浸于音乐
and let me sing forever more
我纵声放歌
You are all I long for
只为一人
all I worship and adore
那唯一的爱慕
In other words

please be true
让这一切成真
In other words
低吟浅唱着
I love you
“我喜欢你.”

在我们之前的文章, 里面提到了想要拓展二维码的功能, 就要首先对二维码这事物进行抽象. 那么今天这篇文章里面让我们来详细探讨一下, 以二维码为例, 如何对一个事物进行抽象从而分析其特征.

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道是一切抽象的抽象.

前段时间设计了一个二维码身份验证系统. 每个二维码都具有完全唯一的特性, 并且即使数据库泄露也无法制作出相同的二维码. 另一个项目是在所有的 Pastpaper 上嵌入一个小小的指向 Markscheme 的二维码. 这些项目让我开始思考二维码到底能应用在什么样场景里, 这些场景又有着那些特征.

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由于学习生活需要, 越发察觉到快速大量阅读的重要性. 在上一篇文章里我们讨论了快速大量阅读的适用场景和一些技巧, 而这里我将针对摘要笔记展开讨论.

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