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Making Devops work outside of Webops

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I’ve spent the last 3 years or so learning more about devops. I went to Velocity and Devopsdays and a bunch of other conferences that included devops stuff (like the last couple of OWASP USA conferences and this year’s Agile conference). I’ve been following the devops forums and news and reading devops books and trying out devops tools and Continuous ...

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Setting up your application server with maven

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In many cases there is no way to deploy an application without the need to setup your application before. In JBoss AS 7.x you may want to configure for example your database connection. Or you have to configure a security realm. Maybe you also want to adjust the SLSB pool… In any of these cases all developers in the team ...

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Android JSON Tutorial: Create and Parse JSON data

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This tutorial describes how to use JSON with Android. JSON stands for (Java Script Object Notation). It is a simple and light-weight data interchange format that can be easily read by humans and machines. JSON is a text format that is language independent. It represents data in a text format so that can be easily parsed. Introduction to JSON JSON uses two different of ...

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Who is a senior developer anyway?

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What makes you a “senior developer”? Everyone and their dog calls themselves a senior developer these days. From fresh graduates to the CTO, everyone is a senior developer. But what the hell does it even mean? Technologists Some developers are avid technologists. They got into programming really because they like tinkering. If it hadn’t been 7 languages in 7 weeks, it would ...

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Java7 – A look back

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I started writing a blog post on what’s new in the upcoming Java8 release, and thought I would start by doing a quick look back at what Java7 brought to us. Java7 was released back in July 2011, and was described as “more evolutionary than revolutionary”. “There are some significant improvements, but no really earth-shattering or ground-breaking kinds of features.” ...

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Exploring Spring Controller with JSTL view

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Let’s improve our previous Spring JDBC application with some more exploration on Spring MVC’s Controller development. I will show another exercise of writing a new Controller that processes a HTML form and use JSTL tags in JSP view pages. To enable JSTL in Spring MVC application, you would need to add the following to the WebAppConfig config class. Let’s move ...

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chef-solo with vagrant

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To learn the concepts of chef, we can start by using chef-solo with Vagrant. See my previous post on Vagrant to install vagrant and know more about it. Next, lets install chef-solo on our machine. We will install chef-solo using ruby gem, make sure you have ruby installed.             root@intro:~# cd ~ root@intro:~# sudo gem ...

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Micro-Scrum: A stamp-sized version of Scrum

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“Show what you’ve done to someone who cares frequently” Are you working in the way you are because it’s a good idea, or just because someone told you to do it? I increasingly hear experienced professionals at Agile conference bemoan the blind adherence to the techniques of Scrum without understanding the principles and values that make it work. I also ...

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Apache ActiveMQ 5.9 released

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The Apache ActiveMQ team has just released the new ActiveMQ 5.9 release. This release is 8 months of hard work since the previous 5.8 release. In this release we have as usual more hardening of the broker, and the recent new protocols such as AMQP and MQTT. Also very interesting is the hardening of the leveldb persistent store, which now ...

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