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Yearly Archives: 2012

Turbo-charge your Android emulator for faster development

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I came across an article, which claims to boost the Android emulator’s performance using Intel’s Hardware Accelerated Execution Manager (HAXM) driver. It got me excited and I decided to verify this claim. This blog entry is my story. My tools: Android SDK r20.0.3 Intellij Community Edition 11.1.3 Basically, the special ‘enhancement’ provided by Intel is a special x86 Atom system ...

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Java 7: Meet the Fork/Join Framework

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JSR-166(y) is the official name of this new feature which is included in Java 7. If you notice there is a ‘y’ in the name, this is because JSR-166 (Concurrency Utilities) is being added since Java 5, but it wont stop here as there are already plans to add new classes in Java 8 under the JSR-166(e). Check this page ...

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Distributed Apache Flume Setup With an HDFS Sink

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I have recently spent a few days getting up to speed with Flume, Cloudera‘s distributed log offering. If you haven’t seen this and deal with lots of logs, you are definitely missing out on a fantastic project. I’m not going to spend time talking about it because you can read more about it in the users guide or in the ...

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Start Android Development in 5 Minutes

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Android OS is the most popular mobile OS nowadays (leading market with %46.9 above iOS’s %18.8). Besides, globally over %20 of computers are mobile devices. So, over %10 of people in the world uses Android OS and softwares related with it. For this reason, Android application development is a very important issue for developers and software engineers.This post will describe ...

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Create new message notification pop up in Java

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First create JFrame to work as pop up. Add some JLabels in it to contain information and assign them at proper location to look like a notification message. A sample code is given below: String message = 'You got a new notification message. Isn't it awesome to have such a notification message.'; String header = 'This is header of notification ...

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How I select Open Source projects

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Earlier this day somebody sent a image on twitter. Its title was something like, “how to choose Open Source projects” or so. It showed a flow chart. The first decision point was: is it an Apache project. If yes, so the creator suggests, don’t use the project. I was looking at this image and thought: wow, what complete and utter ...

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On Measuring Code Coverage

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In a previous post, I explained how to visualize what part of your code is covered by your tests. This post explores two questions that are perhaps more important: why and what code coverage to measure. Why We Measure Code Coverage What does it mean for a statement to be covered by tests? Well, it means that the statement was ...

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Master Detail CRUD operations with Regions ADF 11g

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This is an example that demonstrates how to create a Master Detail relationship between tables by using Regions. The main purpose of regions is the notion of reusability. With regions and bounded task flows we can reuse our pages into many other pages keeping the same functionality and having a more cleaner approach Download the Sample Application. For this example ...

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