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5 Error Tracking Tools Java Developers Should Know

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Raygun, Stack Hunter, Sentry, Takipi and Airbrake: Modern developer tools to help you crush bugs before bugs crush your app!  With the Java ecosystem going forward, web applications serving growing numbers of requests and users’ demand for high performance – comes a new breed of modern development tools. A fast paced environment with rapid new deployments requires tracking errors and ...

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3 Examples of Parsing HTML File in Java using Jsoup

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HTML is the core of the web, all the pages you see on the internet are based on HTML, whether they are dynamically generated by JavaScript, JSP, PHP, ASP or any other web technology. Your browser actually parse HTMLs and render it for you. But what do you do, if you need to parse an HTML document and find some ...

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Solving ORM – Keep the O, Drop the R, no need for the M

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ORM has a simple, production-ready solution hiding in plain sight in the Java world. Let’s go through it in this post, alongside with the following topics: ORM / Hibernate in 2014 – the word on the street ORM is still the Vietnam of Computer Science ORM has 2 main goals only When does ORM make sense? A simple solution for ...

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WildFly 9 – Don’t cha wish your console was hawt like this!

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Everybody heard the news probably. The first WildFly 9.0.0.Alpha1 release came out Monday. You can download it from the wildfly.org website The biggest changes are that it is built by a new feature provisioning tool which is layered on the now separate core distribution and also contains a new Servlet Distribution (only a 25 MB ZIP) which is based on it. It ...

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lambdas and side effects

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Overview Java 8 has added features such as lambdas and type inference. This makes the language less verbose and cleaner, however it comes with more side effects as you don’t have to be as explicit in what you are doing. The return type of a lambda matters Java 8 infers the type of a closure. One way it does this ...

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How to Safely Use SWT’s Display asyncExec

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Most user interface (UI) toolkits are single-threaded and SWT is no exception. This means that UI objects must be accessed exclusively from a single thread, the so-called UI thread. On the other hand, long running tasks should be executed in background threads in order to keep the UI responsive. This makes it necessary for the background threads to enqueue updates ...

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This is the Final Discussion!

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Pun intended… Let’s discuss Java final. Recently, our popular blog post “10 Subtle Best Practices when Coding Java” had a significant revival and a new set of comments as it was summarised and linked from JavaWorld. In particular, the JavaWorld editors challenged our opinion about the Java keyword “final“:         More controversially, Eder takes on the question ...

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Use Cases for Elasticsearch: Index and Search Log Files

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In the last posts we have seen some of the properties of using Elasticsearch as a document store, for searching text content and geospatial search. In this post we will look at how it can be used to index and store log files, a very useful application that can help developers and operations in maintaining applications. Logging When maintaining larger ...

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