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Excelsior JET Charity Bundles Are Back

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Pay what you can for our Java-to-native compiler and help children in Siberia beat cancer.

How to Set Up & Manage Tags & Alerts Across All Your Logs At Once

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With apps running on multiple instances on Amazon's EC2, stuff spinning up and shutting down constantly, and just the ever-increasing complexity of applications you're probably finding that managing tags and alerts in your log management solution is getting unwieldy. Well today we've got a solution! Find out how you can manage all of your tags and alerts, across all your logs, centrally and easily. Get more information from your log data, and do it more efficiently! Find out how.

WiFi Guest Password Anxiety

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Regularly changing the password on the guest network might give the appearance of added security. The small gain, however, comes at a cost to both users and administrators. And actually DOING it may be more difficult than it seems.

How to Add a Print Friendly and PDF Button to your WordPress Website

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It is, however, not standard functionality in WordPress to allow visitors to generate a print friendly version of a web page or allow them to save a page as a PDF document. This does not mean it is not possible. I recently discovered a cool free plugin for WordPress that allow us to add a button to pages that give users the possibility to create a PDF or a printer friendly version. The plugin is called Print Friendly and PDF Button and I will take a closer look at how it works in this mini review.

Interview with Donald Raab - creator of GS Collections for Java

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We're continuing to launch new and interesting series for our blog. This week we're launching The Tech Stalwarts series, a set of interviews with unsung heroes and luminaries in our industry. This week to kick off the series we're really pleased to have Donald Raab from Goldman Sachs giving us a fantastic in-depth interview about GS Collections and more!

Best Java Equivalent for LINQ (C#)

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LINQ Query and Lambda expressions are one of the popular features of C# which helped the .NET developers in many ways. If you are a Java developer and

Beautiful Free Joomla Templates to Download

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Joomla is one of the best, user-friendly, quick, easy and a free open-source website builder and content management system (CMS). With Joomla your can build so many different kinds of websites, photo galleries, portfolio site, blogs and e-commerce sites etc.

Build a simple web service API in php - Advanced PHP Tutorial

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People are looking for a wide variety of data in web sites which means most of the web applications today are not a single stand alone application.

Big companies see big business from big data in cloud

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The cloud and big data are a natural match as the cloud provides elastic resources for varying amounts of data processing, so it should come as no surprise that Amazon, Salesforce.com and IBM all made announcements about cloud Big Data products recently.

G1 vs CMS vs Parallel Garbage Collector benchmark

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This post is following up the experiment we ran exactly a year ago comparing the performance of different GC algorithms in real-life settings. We took the same experiment, expanded the tests to contain the G1 garbage collector and ran the tests on different platform to measure the throughput and latency. This year our tests were run with the following Garbage Collectors: -XX:+UseParallelOldGC -XX:+UseConcMarkSweepGC -XX:+UseG1GC

15 Useful jQuery Grid Plugins for Developers

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We recognize they each have an impressive set of features, capabilities, and a level of use by members of the jQuery community. Below we have gathered 15 of the best jquery grid plugins that you would consider putting up on your web page. Enjoy!

A Very GIFtastic Thanksgiving

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Some light-hearted turkey-day tips from your friends at DZone. Enjoy!

Run Unit Tests in Maven

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Running unit tests in maven is quite simple and in this tutorial we will see how to configure maven to run unit tests

How to build an Asynchronous Turn-Based Game ?

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Here is a e-book to guide you step by step for developing a multiplayer turn-based games.This book has been written to make you understand the mechanics behind Turn-based Gaming.When you are finished reading with it, you will be able to make your own Turn-based and Challenge-based Games

The 10 most useful HTML and CSS tools for Web Developers

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This time I'll be taking a look at the 10 most useful HTML and CSS tools for web developers, much of which helped to improve productivity and get the most out of your skills.

Best Free WordPress Themes With Premium Features

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We would like to present our readers with some hand picked choices of Free Responsive WordPress Themes for your new or next website venture. Enjoy !

Best Countries to Work and Live in as a Developer

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Ever wondered what you can earn, as a Developer, in different countries? And more over, where is the best to relocate for work by considering the value for money that you will get in specific countries?

Getting Started with Spring Data Solr

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An Introduction into the Spring Data Solr project that shows how to use Spring Data repositories to access Solr Features.

Qt 5.2 Release Candidate 1 Available

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I am happy to announce that the Qt 5.2 Release Candidate 1 is now available. We are now approaching the final steps towards Qt 5.2 final release which is planned to be released in the coming weeks. It has been a busy month since we released Qt 5.2 Beta and we have fixed a large […]

Qt Creator 3.0 RC1 released

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We just released the Qt Creator 3.0 release candidate, together with the Qt 5.2 release candidate. We have been doing a lot of bug fixing since the beta release, and think that Qt Creator 3.0 is now relatively close to what we would like to release as the final. So we would really like you […]

Fundamentals of C# Programming â€“ Algorithms and Complexity

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This video discusses the algorithms complexity and data structures efficiency in C#. Your will learn to understand the algorithms complexity and asymptotic notation. This presentation also discusses the fundamental data structures and how to choose the right data structure.

Jamie Allen: What you need to know about Lambdas

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In this JAX London 2013 Keynote, Jamie Allen discusses best practices for using Lambdas in Java and other JVM-based languages, and shows how we can make these constructs more usable in production. He also reviews concepts associated with lambdas to make sure everyone is on the same page, such as closures, higher order functions and the relationship between methods and functions and how they relate to Lambdas.

XML Example With RESTEasy+ JAXB

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In this example we are going to see how you can integrate RESTEasy with JAXB (Java Architecture for XML Binding) to create RESTful services that consume and produce XML streams. As you probably know JAXB is used to marshal a Java Object to XML, and ummarshal an XML file (or stream in general) to Java Object.

Upload Files over the Cloud With Single API call

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This module allows you to upload files to the cloud that can later be accessed through their respective URLs. Uploading files to the cloud is especially useful for Mobile/Device Apps as this minimizes the App footprint on the device.

Java Day Riga 2013 â€“ What a great day to remember!

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My experiences about Java Day Riga 2013.

Zucchini: a Visual Testing Framework for iOS Applications

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Zucchini is an open source visual functional testing framework for iOS applications based on Apple UIAutomation. It allows the usage of freeform text for interaction scenarios definition.

Develop Java Mobile and Embedded Apps

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This session covers Java ME Platform SDK, a state-of-the-art toolbox for developing mobile and embedded applications. It provides device emulation, a standalone development environment, and a set of utilities for rapid development of Java ME applications.

Batch processing and the Java Enterprise Edition (JSR-352, JEE7, Spring Batch)

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New blog post about batch application deployment models in a JEE environment (JSR-352, JEE7, Spring Batch).

Authorization in Spring security

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We knows how to configure Servlet based authentication in our web.xml. We also know how to use the request.isUserInRole() method when we need programmatic checks. Is there something similar available with Spring ? A look at how authorization works in Spring

Nymi, The Heartwave-Sensing Wristband For ID Authentication, Launches SDK For 6K+ Developers

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Toronto-based startup Bionym has launched an SDK for its forthcoming identity-authenticating wristband, Nymi. It said today that more than 6,000 developers have registered their interest in building software that hooks into the heartwave-sensing bangle. Thus far, it's managed to pre-sell more than 7,000 of the $79 wristbands, which are due to ship in Spring 2014.

MongoDB is dead. Long live Postgresql

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Our company use Errbit very active, Errbit connect to more than one hundred projects that generate tens of thousands of errors per day.

Java Based Frameworks Perform Faster than .NET, Rails or Python! (Findings)

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Over the years, Oracle is trying hard to push the Java as one-size-fits-all solution, and has left no stone unturned to convince the world about its performance. The recent benchmarks would definitely boost its confidence in Java for sure.

Increase Engagement with Social Leaderboards in Unity and Facebook SDK

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App42 Unity SDK allows a developer to save game score of a user and to maintain a leaderboard among the friends in Facebook and that too with global ranks.

Steps to implement Memcache in Codeigniter - PHP CMS Frameworks

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In this article, we are going to discuss about How to implement memcache in CodeIgniter (CI). Memcache is used to increase the performance of the websute (ie, speed-up the website)

Web resources optimization in Java Web applications

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There are cases where web resources such as css and javascript resources are spread in different files.This may have an impact in the load time of a web page and in the overall performance of the application. WRO4j is a very useful API that minimizes and compresses web resources such as css and javascript files.

30 Easy Tutorials On How To Build An App

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Apps of various types in a lot of different categories are present out there in the app stores of Android, Apple iOS and other platforms. From there these apps can be downloaded and taken advantage of. Apps can actually make a lot of money if they are designed nicely, have a good and unique idea, are easy to use and look nice.

Easily Create Shopping Cart App with App42 Backend APIs

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This module provides cloud persistent Shopping Cart Service. App Developers can use this service to create a shopping cart, add items and check out. This module also enables maintenance of transaction records and their corresponding payment status.

Responsive email design for beginners

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For those of you new to the dark, disturbing world of email design, here is a rundown of the basics; Why designing email which look the same for everyone is a next-to-impossible task, the archaic methods to work around these issues, making emails look good on mobile devices, and a few tips for building decent email templates.

Creating calendar events in Java

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iCalendar is file format that enables the exchange of calendar events via email etc.A very useful API for creating and managing calendar events and iCalendar files is ical4j and in this tutorial we will see how to create and save a calendar event.

Mock HTTP endpoints easily with Mock Server

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An API to easily mock any system or service you integrate with via HTTP from either Java or JavaScript.

Increase your Active Game Play Time with Reward Management

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The Reward and Reward Points allow the Game Developer to assign rewards to an user and redeem the rewards. E.g. One can give Swords or Energy etc. The services Game, Score, ScoreBoard, Reward, Reward Points can be used in Conjunction for complete Game Scoring and Reward Management.

PHP Basic Interview Questions and Answers for Web Developers

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In this article on PHP Interview Questions, I have compiled a list of very basic and fundamental PHP interview questions and answers for web developers. Every PHP web developer should know these basic questions of PHP. So, if you are preparing for any interview in PHP development, you should go through the following list of PHP basic interview questions. There PHP questions are based on very simple PHP concepts like basic introduction to PHP, Sessions and Cookies in PHP, Input / Output in PHP, Error Management in PHP, MySQL database connectivity in PHP, SQL Injection in PHP, Encryption and Decryption in PHP, Sending Emails in PHP, datatypes in PHP and many more. Lets have a look...

Mixing Command & Transaction Script Patterns

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Patterns of Enterprise Applications Architecture by Martin Fowler defines Transaction Script pattern that is one of domain logic patterns. In his book Martin Fowler also gives a hint how to use Command Pattern by Gang of Four with Transaction Script. In this posting I will show you some real-life code that makes use of both patterns.

Creating custom exceptions in Java

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Exceptions in Java can be divided into two categories;Checked and Unchecked exceptions. In general checked exceptions must be caught or re thrown while uchecked exceptions may occur during the execution of a program due to wrong method arguments etc-.

The Flawed Project-as-a-Ship Analogy

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It is common for a project leader to see his or herself as the captain of a ship. The project is seen as the ship, and the developers are the crew. When storms hit- the project is behind schedule, over-budget, below quality, falling short of projections and expectations- the captain doubles down and starts to behave more captain-like to stabilize the ship.

How to Update a Live Tile in a Background Agent with Web Data on Windows Phone

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In one of my recent projects, I needed to update the live tile of the app via a background agent with data from a WordPress based web site. I did what I always do when implementing a feature I never used before: researching.

Getting started with ELMAH and ASP.NET MVC

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We all need a framework to log exceptions in our web application. Today, We are going to learn about some of those. ELMAH (Error Logging Modules and Handlers) is an application wide error logging framework. How can we install it in ASP.NET MVC?

Get Up And Code 30: What Do You Do When You Screw Up?

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Fitting for this holiday, in this episode Iris and I talk about what you should do when you screw up.

Team Foundation Server & Build Automation

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This article will focus on achieving build automation using TFS. However, if you want to understand the architecture, configuration, project creation, product backlog, managing SPRINT and releases etc. you can go through these articles

Page Instrumentation - ASP.NET 4.5

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ASP.NET 4.5 include a hidden gem called Page Instrumentation, very few people aware of this gem. You can use page instrumentation in ASP.NET 4.5 WebForm and MVC 5 or 4(assuming it targets 4.5). It allows you to inspect/instrument a web form or a mvc view during the rendering process. Page instrumentation are useful in scenarios when you have some performance issues regarding view engine rendering. In this article, I will show you how to use this feature in ASP.NET 4.5.