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On Crunchify, we have published more than 500 Java Tutorials and in this tutorial we will go over steps on how to reverse a string in Java? There are 7 different ways you can reverse a string in …
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Java HTTP GET/POST tutorial shows how to send a GET and a POST request in Java. In this tutorial we will go over more than 7 different ways you can get HTTP URL response using GET/POST call. Hope you find this Java POST/GET URL call list …
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In Java How to sort a Map on Value? There are number of ways. Here we will follow below steps. [crayon-5f94d23f88fb4344418312/] An object that maps keys to values. A map cannot contain duplicate keys; each key can map to at-most one value. HashMap …
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Ever wonder how to show previous post and next post on your single WordPress post? Sometime back we have published an article on the same on how to add previous next button with nice CSS. Kindly follow this tutorial first. Do you have any of …
IntelliJ IDEA is no doubt one of the best Java IDE out there. On Crunchify, we have published number of articles on Eclipse IDE and how to generate Maven project and run your complete end to end enterprise grade application. In this tutorial we …
Today while running my Java Program I got below error in IntelliJ IDEA. [crayon-5f94d23f89190342439227/] In addition to above problem, do you have any of below errors? IntelliJ IDEA 2020.1 unable to compile with java 7 Error:java: invalid …
On Java, we have published How to Convert Current Time to Epoch Time and How to Calculate the Difference Between Two Java Date Instances tutorials sometime back. In this tutorial we will go over all of below Java Date and Calendar …
How to send TLS1.3 HTTPs request to your domain and print response? SSLSocket class extends Sockets and provides secure socket using protocols such as the "Secure Sockets Layer" (SSL) or IETF "Transport Layer Security" (TLS) protocols. In this …
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As by now you probably know, I've been working on Ansible a lot lately. In this tutorial we will go over how to terminate all AWS EC2 instances programmatically using Ansible script. Before you go over this tutorial, make sure you have setup …
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