生活中的程序是指做一件事的流程或步骤，例如取钱程序记录了取钱的步骤、诉讼程序规定了诉讼的流程，而计算机程序用来告诉计算机执行一个任务的步骤——计算机能做很多事，但就是不会独立思考，要想让它做什么就得告诉它。

pyinstaller可以将python写好的脚本打包成exe文件，方便windows用户在没有python环境下运行。这个程序完全跨平台，包括Windows、Linux、Mac OS X等多个操作系统下运行。因为我用的是win7，以下直接使用windows打包讲解，不同平台上使用 PyInstaller方法是一样的，它们支持的选项也是一样的。安装Pyins...

Let’s write a short python script that returns the size of a folder, theirs sub-folders and exports this into an excel file.

You’ve probably use google login for easy access to websites without remembering passwords. I have at least :)

用 Python 開發 Machine Learning ，常會需要一些可視化的工具加以分析 ML 模組的好與壞。最常見的 Python 畫圖套件 matplotlib ，使用不當會出現 Memory Leak 的情況。這篇文章使用…

Committed use discounts are discounts applied to usage of compute engines in Google cloud when you purchase a committed contract of compute…

Capital budgeting is not a random guess in any business. In this article we will use Python to measure NPV and IRR for project evaluation.

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In the last 3 years I’ve gone from knowing almost nothing about programming to being a decent developer having worked in a range of…

Logging is a good development habit to record the running status of the program, which is very helpful for error troubleshooting, system…

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If you need me, I’m highly available

Modern alternatives look promising that Python could perform at lightning speed.

this room provides basic yet necessary insights on  * Variables * Loops * Functions * Data Structures * If statements * Files