Java 8 useful sites to catch up on

One, LearnJava Online

This is a very good online site for learning Java, purely free. It's a personal project designed to get you up to speed on the Java programming language through simple and effective in-browser exercises. By running actual code directly from a web browser, you can try coding without having to install and execute the code locally, which definitely increases programming efficiency and getting started. You can practice according to the table of contents, there is a basic section and an advanced section first with example code that tells you what you need to pay attention to as well as detailed explanations designed to teach you before letting you practice.

Two, StackOverflow

Speaking of learning Java, how can we not mention StackOverflow?StackOverflow is a program-related IT technology Q&A site. Users can submit questions for free on the site, browse questions, index related content, and use simple HTML in the creation of the home page. on the question page, there will not be any pop-up advertisements, sales messages JavaScript windows, etc. The site is clean and fresh, basically all the questions are in Java. Clean and refreshing, basically all the questions you can find answers in StackOverflow, you can ask public **** questions, you can also ask private questions, and even find a job on StackOverflow

three, DZone

DZone will be on the front line of IT News and articles, there will be Al, big data, cloud, database, DevOps, loT, Java, and open source projects

Introduction of new features of Java, the use of new features will be on it, it is an indispensable site for you to grasp the cutting-edge dynamics

Four, LeetCode

LeetCode is a very good organization, and it's a very good organization. LeetCode is a very awesome brush site, the importance of which I do not have to say it

Including a large number of algorithmic questions, these algorithmic questions are the type of questions that must be interviewed by the big companies, it is said that after mastering these algorithmic questions, you can beat any of the big companies in China, is not really we do not know, after all, we have not done a few questions.

Problems can be distinguished from the degree of difficulty, there are solutions, acceptance, degree of difficulty, etc., there are also large companies interview questions because LeetCode is too awesome, LeetCode launched the Chinese version of the Chinese for the force to deduct a few flat and the English version of the same, if the partners of the English language is not good enough to look at the Chinese version of the

Five, Java Official Documentation

Learning Java, what is more authoritative than the official website? I had no idea that the official website could be so clean, you can see that it contains a variety of content, overview, programming language, tools, features, JVM, etc., only the language has some hard, need a strong English skills but now there is a Google Translate I think that these problems are not a problem

Sixth, Coursera

Seven, Java World

Java World is a pure Java learning site, which includes a lot of Java articles, which is different from DZone's field so much, Java World is only focused on Java, oh yes, there is also Android, is to improve your horizons, learning Java new features indispensable website

eight, Java program ape circle

Java World is a pure Java learning site, which includes a lot of Java articles, which is different from the field of DZone so much, Java World is only focused on Java, oh yes, Android, is a way for you to improve your vision. It focuses only on Java, oh yeah, and Android, so it's an indispensable site for you to improve your horizons and learn about the new features of Java