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Single quotes and double quotes can both be used to declare strings in Python. You can even use triple-double quotes! Learn when to use each in this l 阅读全文
posted @ 2017-12-09 23:05
Zhentiw
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Python scripts can be executed by passing the script name to the python command or created as executable commands that can run stand-alone. You’ll lea 阅读全文
posted @ 2017-12-09 17:59
Zhentiw
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In this lesson, you will learn what mutable and immutable objects are, and the difference between them. This understanding will help you determine whe 阅读全文
posted @ 2017-12-09 17:53
Zhentiw
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If you’ve used other programming languages, you may have learned that an empty object is not the same as an object that does not exist. In this lesson 阅读全文
posted @ 2017-12-09 17:49
Zhentiw
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Virtual Environments ensure that dependencies from one Python application don’t overwrite the dependencies of another application. In this lesson, you 阅读全文
posted @ 2017-12-09 17:41
Zhentiw
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