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Appsec at RSA 2013

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This was my second time at the RSA conference on IT security. Like last year, I focused on the appsec track, starting with a half-day mini-course on how to write secure applications for developers, presented by Jim Manico and Eoin Keary representing OWASP. It was a well-attended session. Solid, clear guidance from people who really do understand what it takes ...

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Finding Properties in JARs with Groovy

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In previous blog posts I have looked at Searching JAR Files with Groovy to find entries (such as .class files) contained in the JAR and Viewing a JAR’s Manifest File with Groovy. In this post, I look at using Groovy to find a particular property in a properties file contained within a JAR. The script in this post searches JARs ...

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Hunting down memory leaks: a case study

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A week ago I was asked to fix a problematic webapp suffering from memory leaks. How hard can it be, I thought – considering that I have both seen and fixed hundreds of leaks over the past two years or so. But this one proved to be a challenge. 12 hours later I had discovered no less than five leaks ...

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Expressive JAX-RS integration testing with Specs2 and client API 2.0

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No doubts, JAX-RS is an outstanding piece of technology. And upcoming specification JAX-RS 2.0 brings even more great features, especially concerning client API. Topic of today’s post is integration testing of the JAX-RS services. There are a bunch of excellent test frameworks like REST-assured to help with that, but the way I would like to present it is by using ...

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Recent Java 8 News

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Java 8 developments are starting to dominate the news again. Recent posts cover extending Milestone 7 of JDK 8 to ensure its feature complete, the Date/Time API now available in Java 8, and updates to the Java Tutorials to cover some Java 8 features. Extending JDK 8 M7 Mark Reinhold wrote in JDK 8 M6 status, and extending M7 that ...

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A Guide To Lifelong Employability For Tech Pros

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There seem to be a rash of “Am I Unemployable?” posts and comments lately on sites that I frequent, and after reading details the answer in my head is usually “Not quite, but sounds like you are getting there“. In other words, someone will hire you for something, but many who assess themselves as unemployable are going to feel both ...

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Advanced ListenableFuture capabilities

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Last time we familiarized ourselves with ListenableFuture. I promised to introduced more advanced techniques, namely transformations and chaining. Let’s start from something straightforward. Say we have our ListenableFuture<String> which we got from some asynchronous service. We also have a simple method:               Document parse(String xml) {//... We don’t need String, we need Document. One ...

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Implement Bootstrap Pagination With Spring Data And Thymeleaf

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Twitter Bootstrap has a very nice pagination UI, and here I will show you how to implement it with Spring Data Web pagination function and Thymeleaf conditional evaluation features. Standard Pagination in Bootstrap Simple pagination inspired by Rdio, great for apps and search results. The large block is hard to miss, easily scalable, and provides large click areas. The original ...

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