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Python

Language

Introduction to Python

Print()

Literal (字面量)

Comments

Variable

Data Type

Type()

Data type conversion

Python Identifiers

Operator

String (str)

Input()

Boolean (bool)

Comparison operator

If Statement (if)

If - Else Statement (if-else)

If - Else-if - Else Statement (if-elif-else)

Nested If Statement

Nested If Instance

While loop (while)

Nested While

For loop (for)

Range()

Nested For loop

Break & Continue (break, continue)

Function

Data Collction - List 列表 (list) []

List usage Instance

Iterating over a list

Data Collction - Tuple 元组 (tuple) ()

Data collection - str()

Sequence 序列

Set 集合 {}

Dictionary 字典 (dict) {K: V}

Data Container Conclusion

Lambda function (lambda)

Document Operation in Python (Read)

Document Operation in Python (Write)

Document Operation in Python (Appending)

Exception (Error)

Module in Python

Python Package

Third Party Package

Introduce to class

Usage of the class

Encapsulation 封装 of class in Python

Inheritance 继承 of a class in Python

Polymorphism 多态 of a class in Python

Type annotations / hints in python 类型注解

SQL

Introduce to Database

Connect to MySQL Database

SQL

Comment in MySQL

DDL - MySQL (DATABASE)

DDL - MySQL (TABLE)

DDL - Data Types in MySQL

DDL - MySQL (Modify Structure)

DDL - MySQL Conclusion

DML - MySQL (INSERT)

DML - MySQL (UPDATE)

DML - MySQL (DELETE)

DML - MySQL Conclusion

DQL - MySQL

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Comment in MySQL

Single line comment

sql

-- Single line comment

Single line comment (available for MySQL only)

# comment special for MySQL

Multiple line comment

sql

/* comment content */

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