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Author Q&A on Programming for Kids
The book Programming for Kids contains many examples that kids in the age from 9-14 can use to learn the basics of programming, using the programming language Ruby. It also shows them how they can use the command line on a Mac computer. Parents can sit beside their kids and follow along. InfoQ did an interview with the author Peter Armstrong about how kids learn computer programming.
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Interview with Andy Piper on the Eclipse Paho project and the Internet of Things
MQTT provides the communications link for low-power systems. InfoQ caught up with Andy Piper, lead of the Eclipse Paho project, to find out more about the history of MQTT and why it is being used by internet scale companies such as Facebook.
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Custom Assertions in Java Tests
Using so-called "matcher libraries" to implement custom assertions to make tests more readable and maintainable.
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From Imperative Programming to Fork/Join to Parallel Streams in Java 8
The authors compare different methods to compute the variance of a large data set using an imperative style, The fork/join framework and the new Streams API in Java 8
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Modern Enterprise Performance Analysis Antipatterns
In this article we present some of the most common performance analysis antipatterns in the enterprise platform, expressed in terms of their basic causes along with remediation strategies.
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ActiveJPA – Active Record Pattern for JPA
ActiveJPA is a Java implementation of Martin Fowler’s Active Record pattern that wraps around JPA and provides useful abstractions to simplify data access. With ActiveJPA, models themselves act as a DAO and interact with the database without requiring additional code for the DAL. In this article the primary committer discusses ActiveJPA and provides plenty of usage examples.
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Discover and Diagnose Java Concurrency Problems Using Contemplate's ThreadSafe
Writing Java software that correctly and safely makes use of concurrency requires careful thought. Software that incorrectly accounts for concurrency can contain intermittent defects that elude even the most rigorous testing regimes. Static analysis tools can analyze source code or compiled bytecode to discover latent bugs hidden within code, long before it is executed.
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Book Review and Interview: Real World OCaml
The new book Real World OCaml provides a deep dive into the OCaml programming language. InfoQ caught up with the authors to hear about real world Ocaml users, its unique features, and much more.
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Durandal: Quick Start
Durandal is a lightweight JavaScript framework designed to make building Single Page Applications (SPAs) simple and elegant. It has strong support for MVC, MVP and MVVM so that no matter what type of front end architecture you prefer, Durandal can handle the task.
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Pragmatic Techniques for Maintaining a Legacy Application
Maintaining a legacy application can make you feel like mice in a maze. In this article Ping Chen shares her experiences on how to pragmatically maintain a large legacy application. "Pragmatic” is the operative word; since a legacy application can have lots of technical debt, one has to be strategic in choosing the right battles.
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Oleg Shilo on CS-Script and Notepad++
When you just want to try out some code, Visual Studio can feel like overkill. So some developers turn to lightweight editors such as Notepad++ for their scripting needs. Oleg Shilo talks about his project to add better CS-Script plugin for Notepad++.
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Visualizing Java Garbage Collection
Garbage Collection, like Backgammon takes minutes to learn and a lifetime to master. In this article Master trainer/consultant Ben Evans summarizes his recent InfoQ presentation "Visualizing Garbage Collection" where he discusses Garbage Collection from the ground up.