Javarevisited

[...] , it would be easy to format currency as well. Read more » Java, Unix, Tibco RV and FIX Protocol Tutorial [...]

[...] because they don't have tools as smart as Java IDEs. Read more » Java, Unix, Tibco RV and FIX Protocol Tutorial [...]

[...] Of course this is just preference and others will feel different. Java, Unix, Tibco RV and FIX Protocol Tutorial [...]

[...] both has documented steps to enable security Manager. Read more » Java, Unix, Tibco RV and FIX Protocol Tutorial [...]

[...] Sending Email from Java program is a common requirement. It doesn't matter whether you are working on core Java application, [...]

[...] machine or native code. Java virtual machine or JVM interprets byte codes during execution of Java program. So, you can see it's both compiled and interpreted language, but this answer is incomplete [...]

[...] Write a Java program to find first non repeated character in a String is a common question on coding tests. Since [...]

[...] just about design lessons form this class but more importantly how and when to use EnumSet in Java program. I have shared simple example to demonstrate power of EnumSet, which you will see in next [...]

[...] , Coderanch or Official Java forums? Yes there are lots of online resources to help a Java programmer when he stuck. Being one of the most popular programming language ever, Java has huge [...]

[...] WeakReference and SoftReference were added into Java API from long time but not every Java programmer is familiar with it. Which means there is a gap between where and how to use WeakReference [...]

[...] loop indeed simplified iteration over any Collection or array in Java, but not every Java programmer is aware of some useful details of for-each loop, which we will see in this tutorial. [...]

[...] Being a Java programmer and Software developer, I have learned a lot from articles titled as What Every Programmer [...]

[...] in String format e.g. "UTF-8". Despite being one of the simplest concept, lots of Java developers make mistakes of not specifying character encoding, while reading text files or text data [...]

[...] talking about Java 1. 7, when everybody is talking about Java 8? Well I think, not all Java developers are familiar with changes introduced in JDK 7, and what time can be better to revisit [...]

[...] Singleton class is quite common among Java developers, but it poses many challenges to junior developers. One of the key challenge they face is how [...]

[...] could be any exception e.g. java.lang.ArrayIndexOutOfBound or java.lang.NullPointerException. Java developers often confused with this error because, they think that they have not defined any static [...]

[...] eco system has luxury of great unit testing frameworks in form of JUnit and TestNG, and every Java developer should take advantage of this. Writing unit test is one of the best programming practice [...]

[...] investment banks, hedge funds, and exchange solution provider looks for Java developer with good knowledge of TCP and UDP. Writing fix engines and server side components for high [...]

[...] We often hear advice that catching Throwable or Error is bad practice and Java developer should avoid catching these, but have you thought Why? If language allows you to catch [...]

[...] use of State and Strategy design Pattern in Core Java application, its important for a Java developer to clearly understand difference between them. Though both State and Strategy design [...]

[...] correct your misunderstanding. This is why I am sharing these Java performance books to all Java programmers and suggesting them to take sometime and go through at-least one book in full. By the way [...]

[...] . Quicksort is also one of the naturally recursive algorithm and serves a good exercise for Java programmers to master art of recursion. Read more » Java, Unix, Tibco RV and FIX Protocol Tutorial [...]

[...] , where misconceptions outnumbers concepts. Considering amount of misconception an average Java programmers has about multi-threading and concurrency, I thought to start a new series about common [...]

[...] class. Though I had shared few thoughts on this, when I wrote top 10 Servlet questions for Java programmers,  I thought to cover it in more detail here. In this article, I will try to answer each of [...]

[...] in computer world. A Zip file may contains multiples files or folder in compressed format.  Java API provides extensive support to read Zip files, all classes related to zip file processing are [...]

[...] integer number in Java. You can use bitwise and bit shift operator by your own, or, you can use Java API to count number of set bits. Java 1.5 added two utility method called bitCount(int i) which [...]

[...] WeakReference and SoftReference were added into Java API from long time but not every Java programmer is familiar with it. Which means there is a gap [...]

[...] System and JVM on which your Java application run but also how to to writer faster coding using Java API. So what are we waiting for, let's begin our journey to land of great books on Java performance [...]

[...] at first, and second they serve as good coding questions to differentiate candidates on Java interviews between who can program and who can not. FizzBuzz is one of such problems but their are lot [...]

[...] curious to know about internal working of this feature because I wanted to ask this during Java interviews, having one of such question makes interviews little more interesting. Testing was simple, [...]

[...] , which is asked to you or related to socket programming and networking and can be useful for Java interviews. Read more » Java, Unix, Tibco RV and FIX Protocol Tutorial [...]

[...] of character encoding, this questions is one of the most popular String Interview question on Java Interviews. While reading a String from input source e.g. XML files, HTTP request, network port, or [...]

[...] , but it's definitely something worth knowing, given overriding methods are integral part of Java programming. I have discussed a bit about this feature earlier in difference between overriding and [...]

[...] or check if a particular element exists or not from Java program. If you have been in Java programming for some years, I am sure you have done some XML parsing work using parsers like DOM and SAX, [...]

[...] to do certain things in Java, forums always provide a good support. When I first started Java programming, there was no StackOverFlow but there was Javaranch forum, which is now known as Coderanch. [...]

[...] One of the most frequently asked question on programming interviews is, write a program to find missing number in an array in Java, C# or any other language; [...]

In this article we are going to see top 20 String based coding interview question and their solution to help programmers better prepare for interviews [...]

[...] questions and many programmer asked me to share similar list for telephonic round of programming Interviews. In order to clear telephonic round and proceed to next round, you must be good enough to [...]