Study Weekly | Week 2 in March
I didn't write anything last weekend, so I'll make up for it quickly. Only good feedback can move forward.
In the future, every Friday night, finish on time, develop good habits, and start now ~
1. Learning content
1.Overview
- Java Basic Course-Shang Silicon Valley D1-D10
- [Part-time job] Marking foreign language data for 1 hour at noon
2.Specific contents
- One-dimensional / multi-dimensional array: (six contents) declare initialization, positioning, length, traversal, default value, memory analysis
[memory analysis] multi-dimensional array is actually a composite of one-dimensional array (one-dimensional array), the value passed is still the address value. - Object-oriented: It is the most and most core content of java, the three main learning lines:
Java classes and members of the class: attributes, methods, constructors;
three major object - oriented features of code blocks and internal classes : encapsulation, inheritance, Polymorphism (abstraction)
Other keywords: this, super, static, final, abstract, interface, package, import
Learned this week: [attribute] [method] [constructor] [encapsulation] [this] [package 】 【Import】 - Project: bank user system
How to import the project
How to complete the project according to the MVC design pattern: Model layer, view layer, control layer
UML class diagram:
3. Problems encountered
After watching the dark horse video, I felt that I had no idea about Java. I did
n’t know why so many people recommended it.
Later I found the Shang Silicon Valley video, the explanation was very clear, and the information was invincible
. review.
- I don't know if I can master it well
4. Reflection
- When choosing teaching videos, shop around. Only by looking at and judging by yourself, is it suitable for you. Don't just look at one, the frog that is easy to bottom.
- Forgetting is normal, versatile, practicable, and imitation!
2. Plan next week
- Silicon Valley D11-D30 (End)
- Object-oriented programming, Java common classes, exception handling
