5/17/2019

8 Most Important Things Java Programmers Should Know in 2019

List of 8 most important needs for every Java Programmers should know in 2019. As we all know that the Java programmers make most of the software, it is essential for them to know about the latest changes that are happing in the field. This increases the ability of any programmer to work more efficiently in case of designing software. The top ranking software designing companies always hire the best programmers who can work with all the latest updates of Java.

In 2019, you can get exposure to several new Java tools to learn. By learning these, working in Java will be a child’s play. There are some overall aspects too where you can put stress while making yourself efficient for working as a java programmer in the year going on.

As per the current statistics of the Java programmers, there are 9 Billion developers around the world according to the reports by Oracle. However, Wikipedia says that there are more than 10 Million Java programmers in the world.

Approximately 18% of the applicants present in the Moster.com can work with Java. The other most important fact about the Java programming is that near about 16% of the job openings in the engineering and programming sector are always in search of the new programmer.

8 Most Important Things Java Programmers Should Know in 2019

In such a scenario, you can understand why it is vital to know about the latest updates of the Java programming. Some of the leading aspects of knowledge for the Java programmers for 2019 are given below:

List of 8 Most Important Things Java Programmers.

  1. Knowledge of JVM internals, 
  2. Knowledge of JVM Languages,
  3. Knowledge about the Spring Framework,
  4. Improvement of design pattern,
  5. Need a professional knowledge of Libraries and Java APIs,
  6. Expertise on the Unit Testing Skills,
  7. Extensive knowledge of the tools,
  8. Knowledge of Java 8

Knowledge of Java 8


One of the unique features about Java 8 is that it uses the Lambda Expressions. At present, most of the Java Developers are not able to write codes properly using Java 8. As a result, the collection of bulk data cannot be done correctly. Moreover, Java 8 is used for Stream API and other default methods.

Java Logo with Text for Developers

One of the most significant benefits that you can enjoy while knowing Java 8 is that you can take the lead from the majority of programmers who have decent experience but discomfort in writing the codes in Java 8. To know more about Java 8, you can go through the Java programmer blogs as they can be of great use.

Extensive Knowledge of the Tools


There are specific latest tools about which, every programmer must know in 2019. Some of these tools are GIT, Jenkins, and Dockers. Some other Java development tools are Groovy, Selenium, JIRA, LinuxGradle, Maven, and Spock.

Java Tools most important for Java Programmers

All these are the tools which can help you to be technologically advanced while working with Java. The skill set of the employee can be at a distinct position if he knows to work with the majority of the java tools. There are different works and numerous applications of all the tools mentioned above.  You must however not mix up with one another while learning about these tools. It might lead to a severe problem for you to learn and acquire

Knowledge About the Tools.


Additional Helpful Resources:



Expertise on the Unit Testing Skills


In 2019, a Java programmer should have outstanding Unit testing Skills. These skills can be only enhanced by the knowledge of the tools mentioned in the point earlier. By having the unit testing skills, you will always be able to go for integration testing, automation testing, and unit testing.

By doing all the works mentioned above, you can call yourself an outstanding java experienced developer. If you are starting up with java in 2019, try jUnit or jUnit 5. You must know that both Junit and JUnit 5 are quite easy to learn and powerful.

Need a Professional Knowledge of Libraries and Java APIs


As we know that Java is a very high-level programming language, it is evident for it to have many libraries. A good java programmer of 2019 should know about the various libraries of and the Java APIs. There are over a thousand java libraries that exist now.

However, a good java programmer should always gather knowledge about the well-decorated libraries. Some of them are Java Standard Library, Guava, Google-Gson, Mockito, etc. Some APIs that the programmers must know is Android, MicroEJ.

Improvement of Design Pattern


The presence of versatile design patterns is why Java is so popular. By knowing the design patterns, you can easily detect the problem and solve it accordingly with the help of the particular model. Moreover, a designer, you need to know it because it helps you to use the pre-existing interface and make it usable for future use.

Knowledge About the Spring Framework


Proper knowledge about the Spring Framework helps you make the applications from the objects that existed earlier. The advantages of knowing the Spring Framework can be, secure execution of the method in Java, creating a local approach in Java. As a developer, you can also handle the Rest APIs if you know the Spring Framework.

Spring Framework for Java Programmers


Knowledge of JVM Internals


JVM is broadly known as the Java Virtual Machine. It is a vital element of the Java Runtime Element. By understanding the JVM internals, you can quickly complete doing the complicated programs while writing the programs. In 2019, you can learn the JVM internals to get the execution of the bytecodes. Moreover, you can also avoid the common mistakes related to stack restrictions that the programmers make.

Knowledge of JVM Languages


There are many Java languages that you can learn in 2019 to be the best Java programmer. There are different languages like Kotlin, Groovy, Scala, etc. In the case of learning the words, you can easily chalk out the advantages and disadvantages of a program. Thus, you will be able to make better programs in Java. As a result, it will be easier to create efficient software.

So, these are some of the most important things to learn in Java in the year going on. By minutely knowing all the above aspects, you can get the secured job. You need always to remember that knowing the updated things might help you to stay at a lead in the field of java programmers.

Also Read: Inheritance in Java

Author Bio:


Manan Ghadawala is the founder of 21Twelve Interactive which is one of the best Mobile App Development Company in India and the USA. He is an idealistic leader with a lively management style and thrives raising the company’s growth with his talents. He is an astounding business professional with astonishing knowledge and applies artful tactics to reach those imaginary skies for his clients. Follow him on Twitter | Facebook | LinkedIn

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