01.markdown use
ctrl + / mode enters source
The original rendering mode
02. The basic computer programming
md-- "Markup Language
Why Programming
qq-- "to facilitate the exchange
Ali Baba - between shopping "to facilitate business
Shopping between "individuals and businesses - Taobao
Baidu - "search stuff
Cleaning robot - "sweeping
Dishwasher - "dishes
Specific functions
Mechanical arm
Medical Imaging - "Alternative Doctor
Unmanned - "replacement driver
Face Recognition - "tellers
Try to understand the computer - "will be used to explain the underlying python -" just will not let you use python (python turtle t created by what is thought)
03. Computer basic components
Aircraft - "bird, breaststroke -" The Frog, radar - "Bat, computer -" Human, artificial intelligence - "the human brain
Human structure - the "brain / limbs / eye / ear
Start the application
1. Double-click the icon qq (qq path - the "position in the hard disk)
2. qq then read the contents into memory
3. Run qq
04. Computer Organization supplement
Multi-core CPU
In fact, the core does not exceed 8-10 are essentially different for us
Infix expression, postfix expression
Solid State Drive (learn to understand in)
If your computer does 8g, solid-state hard drive instead of a hard disk (30s boot - "5-9 seconds)
0 is determined by the presence or absence and a capacitance
And does not require mechanical arm - "to save time
Algorithms (mathematical formulas)
Capacitive storage, based on mathematical algorithms
Advantages: no mechanical arm, based on the electrical storage
05. Operating Systems
Three major components of the computer
Two major components
software
hardware