Thursday , May 25 2017

Recent Posts

April, 2017

  • 30 April

    Spring Boot FileUpload Ajax Example

    In this tutorials, we are going to see how to work with Spring Boot Fileupload using Jquery Ajax. Spring Boot FileUpload : We can upload all types of files like text, pdf, img and videos in spring using MultipartFile interface. The MultipartFile is a representation of an uploaded file received in …

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  • 23 April

    How to Rotate Elements in List

    In this example tutorials, I am going to show you how to rotate elements in List. Rotate Elements in List : We can rotate elements in Java.util.List by using the Collections.rotate(List<?> list, int distance) method. The Collections.rotate(List<?> list,int distance) method rotates the elements in the given list by the given distance. Happy …

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  • 23 April

    How to Shuffle an Array using Java

    In this example, I am going to show  you how to shuffle an array using Java. Shuffle an Array : We can shuffle an array in Java using shuffle(List<?> list) method. shuffle(List<?> list) is a static method coming from java.util.Collections class used to shuffle the given array elements. Recommended : …

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  • 22 April

    How to calculate Employees Salaries Java 8 summingInt

    In this tutorials, I am going to show you how to calculate the total salaries of employees using Java 8 summingInt. Java 8 summingInt : summingInt(ToIntFunction<? super T> mapper) is method in Collector class. It produces the sum of a integer-valued function applied to the input elements. Like summingInt(), summingLong(ToLongFunction<? …

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  • 22 April

    How to Filter null values from Java8 Stream

    Here I am going to show you how to filter null values from Java8 Stream. Java 8 Stream Example: On the above output, we can see that there are several null values. We can filter null values by below solution. Filter null values : We can filter the null values …

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  • 5 April

    Java 8 groupingBy Example

    In this tutorials, I am going to show you how to group a list of objects in Java 8. Java 8 groupingBy : groupingBy() is a static method available in java.util.stream.Collectors. Which is used to grouping the objects on the basic of any key and then it returns a Collector. …

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  • 4 April

    Java 8 Read File Line By Line Example

    In this tutorials, I am going to show you how to read a File line by line using Java 8 Lambda Expressions. Read File Line By Line : Files is a class introduced in Java 7. This class consists exclusively of static methods that will work on files, directories, or …

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  • 4 April

    User defined sorting with Java 8 Comparator

    In this tutorials, we are going to see how to sort user defined objects using Java 8 comparator with lambda expression. In the previous tutorials we have discussed about what is comparator in Java,  you can seen the basic functionality of the comparator in java here. Java 8 Comparator : …

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  • 3 April

    How to Filter a Map in Java 8

    In this tutorials, we are going to filter a map in Java 8. We have been filtering the map in Java since over the years. But in previous versions of Java, if we want to filter a Map, we should loop the map and put condition in side the loop …

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  • 3 April

    How to sort a Map using Java8

    I this  tutorials, I am going to show you how to sort a Map using Java 8 features. Sort a Map using Java8 : We can sort a map by two ways: Sort by key and value. Sort by key : Sort by Value :

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  • 2 April

    How to convert List to Map in Java 8

    In this tutorials, we are going to learn how to convert List to Map in Java 8. Convert List to Map in Java 8 : We can convert the Java List<?> of objects into Map<k,v> in Java 8 via the Collectors class. The Collectors class provides a toMap() method to convert …

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  • 2 April

    Java 8 How to convert Stream to List

    In this tutorials, we are going to learn how to convert stream to list in Java 8 Java 8 convert Stream to List : Java 8 provides a Collectors class to convert Stream to List. Collectors class is a final class, which is an implementation of Collector interface. The Collector …

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March, 2017

  • 31 March

    Java 8 Stream Filter Example with Objects

    In this tutorials, we are going to show you how to filter a stream of objects in Java 8. We can filter the string values and as well as objects using the Java 8 Stream filter . Java 8 Stream Filter : The filter() in Java 8 is a method …

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  • 30 March

    Java 8 foreach Example Tutorials

    In this tutorials, we are going to show how to use Java 8 foreach with lambda expressions. Usually we can use the foreach, while iterating the loops. Java 8 foreach : Java 8 introduced foreach as a method from Iterable interface, which performs the given action for the Iterable until …

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  • 25 March

    Spring Boot Hibernate Integration Example

    In this tutorial, we are going to show you Spring Boot with Hibernate Example. The Spring Boot Hibernate integration is a crazy combination, since the hibernate have its own importance. Spring Boot Hibernate Integration : The technologies which are used for this example. Spring Boot Hibernate Project Structure : A …

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