In this articles we’ll go through some of the basics of Spring Data REST and see an example of using Spring Boot with Spring Data REST. Table of contents Spring Data REST Using @RepositoryRestResource to customize REST endpoints Changing the Base URI Accessing Data JPA custom query Using @RestResource annotation…
In this article we’ll see how to develop tic-tac-toe game in Python. The tic-tac-toe game we are going to develop is a two player game played in the command line. Steps in the program are as follows- Give an option to the player 1 to choose symbol (‘X’ or ‘O’).…
Loop in any programming language is used to repeatedly execute a block of code until a condition to terminate the loop is satisfied. In Java there are three types of loops- while loop, do-while loop and for loop. In this post we’ll see how to use for loop in Java.…
while loop in Java repeatedly executes a block of statement while the given condition is true. Syntax of the while loop in Java is as follows- while (condition) { // body } Block of code that is executed with in a loop is enclosed in curly braces. If only a…
A do-while loop in Java repeatedly executes a block of statement while the given condition is true. Java do-while loop is similar to while loop except one difference that the condition in the do-while loop is evaluated at the bottom rather than at the top (as is the case with…
In Java 8 two new features were added to the interfaces in Java- Default methods and static methods. Java 9 added one more capability of adding private methods to the interfaces in Java. Interface private method in Java Private methods in Java interfaces can be defined using private modifier the…
The Java Shell or JShell is an interactive command line tool for learning the Java programming language and to test Java code. JShell is a Read-Evaluate-Print Loop (REPL), which evaluates declarations, statements, and expressions as they are typed and immediately shows the results. This way you don’t need to write…
In this post we’ll discuss a feature called local variable type inference which is included in Java 10. A new reserved type name “var” is added in Java to define and initialize local variables. Note that var is not a keyword, it’s a reserved type name. So your existing variable…
ThreadPoolExecutor in Java is used to execute each submitted task using one of possibly several pooled threads. When an instance of ThreadPoolExecutor is created a thread pool is also created and one of the thread from this pool of threads is used to execute tasks. Java ThreadPoolExecutor ThreadPoolExecutor class is…
ScheduledThreadPoolExecutor in Java adds functionality to schedule commands to run after a given delay, or to execute periodically. Since ScheduledThreadPoolExecutor is an ExecutorService so it uses thread from a thread pool to execute tasks. Table of contents Java ScheduledThreadPoolExecutor Java ScheduledThreadPoolExecutor constructors Creating ScheduledThreadPoolExecutor instance using Executors factory methods Scheduling…
