Foreword:
If someone misses an opportunity, it's probably not because the opportunity didn't come, but because when the opportunity came, they didn't reach out and grab it.
What is Java?
The communication between people is expressed through language, and between people and computers are also used to communicate. This language is called a computer programming language. Java is one of the most excellent computer programming languages . The bridge of computer communication.
Why learn Java?
According to the programming language ranking of TIOBE, it can be seen that Java and C language are actually in the same position. On the whole, Java is higher than C language, so many people also say that Java is the world's number one programming language.
TIOBE is an indicator of programming language trends, updated monthly, based on the number of experienced programmers, courses and third-party vendors on the Internet. The ranking is calculated using famous search engines (Google, Bing, Wikipedia).
TIOBE programming language ranking trend chart
Why is Java so popular? (Why Java?)
1. Java market demand is large;
2. Easy to learn, suitable for all ages, and widely used;
3. As the longest-lived language, Java will remain the mainstream of programming languages for a long time in the future;
4. Considerable salary.
How to learn Java with zero foundation?
This question must be of concern to everyone. Where do I start learning without a foundation? What should I learn? Therefore, I provide you with a "limited edition" Java zero-based learning book exclusively issued by Alibaba, which must be a precious learning material for you who want to do Java development.
The most efficient learning method must be based on a systematic knowledge system. Scattered learning will only make you more blind and inefficient, and you will give up over time. Therefore, this Alibaba limited Java zero-based learning route must be The key elements to take you into Java, not much bb, directly above.
Summary: With this systematic learning route, you only need to break through chapters one by one according to the content inside. There is no need to do some aimless learning and waste time.
Secondly, as the leader of the domestic Internet, Alibaba must have some high-quality study notes. With these study notes, you can get into Java more easily. Let me share with you Alibaba's limited Java zero-based study notes , which is also your first entry. step!
Java basics
1. Practice basic skills hard and consolidate the foundation of Java
1.1 Introduction to Java (basic concepts and common sense)
1.2Java syntax
1.3 Basic data types
1.4 Method (function)
2. Java object-oriented
2.1 Classes and objects
2.2 Three characteristics of object-oriented
2.3 Modifiers
2.4 Interface and abstract class
2.5 Other important knowledge points
3. Java core technology
3.1 Collection
3.2 Exception
3.3 Multithreading
3.4 File and I\O Stream
Probe into Web Programming
1. Explain MySQL in a simple way
2、Servlet
SSM framework collection
1.Spring
2.SpringMVC
3.Mybatis
Linux+Redis
1.Linux
2.Redis
Must-read books
1. "Java Core Technology"
2. "Computer Network"
At last
There are many people who switch to the Internet industry every year. To put it bluntly, they are also for high salaries. Whether you are about to enter this industry or want to change careers, learning is essential. As a Java developer, learning has become a part of daily life. If you don't learn, you will be eliminated by this industry. This is also the cruel reality of this industry.
If you are interested in Java and want to change your career, then take advantage of the opportunity to act. Perhaps this limited-edition Java Zero Foundation Collection can help you.
To receive this Java Zero Foundation Collection , you only need:
