What do you need to do before learning java?

Before learning Java, you need to have a preliminary understanding of the Java language, understand its coding specifications, and be able to read the code to form a clear programming idea. The most important thing is to practice more and code more.

Looking at the entire Internet backend, whether it is online business or internal business, backend-based development is always inseparable from Java. Some people say that Java is omnipotent, and some say that Java is the king of Internet programming, both in the past and in the future. It has been more than 20 years since Java programming appeared, and it has firmly occupied the top position in programming languages. Its market share continues to expand and it continues to emerge. Entering the field is in sharp contrast. From the perspective of employment development and employment prospects, choosing Java to learn Java programming is undoubtedly the best choice. So what do beginners need to know before learning Java?

First of all, to join the Java profession, you have no choice but to learn. Mastering complete Java knowledge is the basic skill for programmers to enter the industry. Java is one of the few people who can't stop once they start. Java technology continues to develop and update. Only by keeping pace with the times can it not be eliminated. There are many technologies to learn in Java, such as Java virtual machine, programming, multi-threading, front-end development, database, and framework technology.

Secondly, learning Java is all about practice. It is impossible to learn Java through pure theoretical teaching. Only by repeatedly typing the code can one be proficient in the code and deepen the impression. Java is not a one-step course. It requires continuous accumulation, continuous practice, and continuous practice to find problems and solve them. You will not make the same mistake next time you encounter the same problem. This can effectively accumulate experience. Learning Java requires tenacity, hard work, perseverance, not being satisfied with the status quo, constantly improving your knowledge system, and being good at summarizing practical experience.

You spend much more time reading code than writing code. Reading a lot of code can form clear programming ideas and work more efficiently. Reading the code of excellent Java programmers can test your own abilities and improve your programming skills. Annotating the code has considerable reference value for late-comer programmers. Everyone likes well-organized, clear and clean code. Reading the code and modifying the written code is not only easy to manage, but also refreshing and comfortable for you. , others will also look at you with admiration.

Understand the Java coding standards and try to use complete English descriptors; use terminology that is applicable to the relevant field; use a mix of upper and lower case to make the name readable; use abbreviations as little as possible, if used, they must comply with the overall project unified definition.

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