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Java and J2EE Tutorials Archives...
One of my favorite language Java is a programming language and computing platform developed by Sun which is acquired by Oracle now. J2EE is Java Enterprise Edition, which consists of core Java with a powerful set of libraries.
On Crunchify, we do have more than 600+ Java and J2EE tips with additional production ready utilities. Explore all tutorials below.
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In Java How to Move all 0’s to end of Array Preserving Order of an Array? [2 ways]
I've been playing with a problem of moving all 0's to end of Arrays in different interviews in various combinations. Sometimes I ask to move all 0 to front of array, sorting an array without any data …
In Java How to implement Memcached Client using net.spy.spymemcached Library?
Few days back I've written an article on how to setup and start MemCached Server locally on you Mac OS with few simple steps. There are three different ways to create Memcached Java …
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In Java How to Set and Get Thread Priority? Get Thread ID, Count, Class, StackTrace, ThreadGroup and More
In Java multithreading programming, sometimes you may need to set Thread priority in order for it to execute before another thread. You can set and get Thread priority programmatically using …
How to Implement your own InetAddress.isReachable(String address, int port, int timeout) method in Java?
In Java there are multiple ways to check ping and port check. You could use system default's ping command, Java's native method InetAddress utility, HttpURLConnection and some more. In production …
What’s new in Java 15 – Text Blocks Examples
What is Text Blocks in Java? Do you want to insert HTML text, Simple multiline Text String to your Java code? Well, Text Blocks in Java 15 is a solution to that. No need for you to worry about …
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Java Hashmap – containsKey(Object key) and containsValue(Object value) – Check if Key/Value Exists in Map
There are few concepts and technologies which comes by default with each and every programing language and Collection is one of them. Java Collection is a very big field. It comes with so many …
Java Asynchronous HttpClient Overview and Tutorial – sendAsync()
Java is very powerful. Every release brings so many new APIs and functionalities to core Java SDK. In this tutorial we will go over Java Asynchronous HttpClient Example and details. Here is a …
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Java14 Synchronous HttpClient Example – Overview and Simple Tutorial – send()
Java recently released Java 14 JDK. In this tutorial we will go over Overview and Simple Java Synchronous HttpClient Client Tutorial. If you have any of below questions then you are at right …
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