Episodes: Beginner

Episode 28. Extra! Extra! JMS Delivering Messages to your App! Extra! Extra!

Episode 28. Extra! Extra! JMS Delivering Messages to your App! Extra! Extra! —- Java Message Service (or JMS for short) is a collection of APIs and implementations that allows you to send “messages” across your applcation. But why is it so popular?, and what exactly is it trying to solve (what is a message anyways)?...

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Episode 26. I take Exception to that statement! A quick overview of Exception quirkiness

As developers, we have to deal with Exceptions every day (or at least every other day). In this episode we dive a bit on exception (and exception handling), plus we talk about certain behaviors that are not so well-understood (try returning from a finally block, or why exception stack traces sometimes misteriously disappears). A good...

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Episode 25. Reflection and vampire classes, and compiling Java from within Java.

We have heard the word “Reflection” thrown around, what does it mean? it is a new Twilight series? is it about Vampires? In all, we shed sunlight into what reflection is (and more importantly why in the world you want to use it). And also cover a technique to compile and load programs within your...

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Episode 24. Usability for Engineers. A simple way to achieve usability for the hardcore engineer

Designers will come to you, and say “Hm, I think your program is not as user-friendly”. And sometimes, when you ask them to elaborate, they seem to follow a hidden and cryptic ritual. They are right, yet, is hard to see how did they come up with those usability suggestion. Alas, behind every usability magician,...

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Episode 20. Excuse me, do you know what Date it is, or what Date is? A discussion about Date and Calendar in Java

In this podcast we turn and talk of that embarassing uncle that every API has (java.util.date), you know, the one that you have to live with because is family, but don’t really like that much? We dive into what to avoid when using Date (and Calendar), and the most common pitfalls that we have falled...

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Episode 19. But Wait, there’s more! SerialVersionUID! XMLEncoder/Decoder! Java Beans!

Episode 19. But Wait, there’s more! SerialVersionUID! XMLEncoder/Decoder! Java Beans! We finish our discussion on the ObjectOutputStream by covering the SerialVersionUID, and then move onto ObjectOutputStream’s citadine cousin, XMLEncoder and Decoder (and why would you go and hang out with it). We also make a quick introduction to “The Bean” (Java Beans that is), and...

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Episode 18. Ahh, the perils of Serialization and Deserialization in Java

We all have the need to serialize/deserialize objects (either through the “wire” or to file). In this podcast we go and analyze what exactly happens when we create an ObjectOutputStream and write to it, and more importantly what pitfalls are there to avoid (Out ot memory errors, stale object updates, Not Serializable Exceptions, and toenail...

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Episode 17. What is beauty? A discussion about beautiful code

Every developer at one point in time runs into the question, what is beautiful code? Is it code that is expressed concisely? is it code that does a lot in a few lines of code. Well, while we’re not the DeveloperPeople’s magazine at least there are fundamental concepts that describe code beauty. And while there...

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Episode 16. Let’s talk about the STATE of things. A brief intro to the State pattern

The State pattern is very useful, it’s just hard to spot, and at the beginning a little hard to understand. On this podcast we cover the state pattern with a specific example of its use, plus tips on how to spot when to use it (really that’s the hardest part of the state pattern). Check...

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Episode 12. Giving the Model a Controlling View (The Model-View-Controller pattern)

In this podcast we talk about the Model-View-Controller pattern (and is prettier cousin, the Model-View-Presenter), and go over how to go about implementing the MVC/MVP Pattern (really, what to instantiate first, and how to wire the whole thing). We also cover the caveats of implementing the MVC, including escaped references in construction, and making the...

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Episode 9. It’s the Holidays! Let’s Decorate!

In this episode we talk about the Decorator pattern and how it is applied. We cover a couple of caveats (especially when combined with the Observer pattern) and learn how to not be afraid of its verboseness. In all, it’s the season of decorating, so let’s decorate! Questions, feedback or comments!comments@javapubhouse.com Subscribe to our podcast!...

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Episode 7. Threads, Priorities, and Swing’s Golden Rule

In this episode we talk about Threads and Threading, the difference between Daemon and User Threads, and why changing priorities is not for the weak of heart. Also we cover Swing’s golden Threading rule (with the Event Dispatching Thread). If you ever typed new Thread(), or if you heard to be careful about Swing and...

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