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Heroku runs Java

If you are a Java fan boy, like me, then you have a good news to cheer about. Heroku runs Java now! Well, unlike other popular ‘web’ languages like PHP/RoR, Java has the legacy of being cumbersome to deploy and maintain in an web server. All this time, only enterprises had the effort to use the Java stack on their web tier. ...

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How many bugs do you have in your code?

If you follow Zero Bug Tolerance of course you’re not supposed to have any bugs to fix after the code is done. But let’s get real. Is there any way to know how many bugs you’re missing and will have to fix later, and how many bugs you might already have in your code? Are there any industry measures of ...

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Multiple Tomcat Instances on Single Machine

In this post we will see how to run multiple tomcat instances on a single machine and under a single user account. We first see the tomcat directory structure, where each folder has the following purpose: bin –  contains all binary and script files for running tomcat. lib – contains all shared libraries used for tomcat conf – contains configuration information like which port tomcat can bind, ...

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Funny Computer Programming Quotes

I came across a collection of great computer programming quotes at devtopics which is hilarious. My top picks are as follows: “If Java had true garbage collection, most programs would delete themselves upon execution.” (Robert Sewell) “C++ : Where friends have access to your private members.” (Gavin Russell Baker) “If debugging is the process of removing bugs, then programming must be the process of putting ...

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Introducing new technologies – How to battle resistance

Previously I had posted about the sad drudgery developers often have to deal with in large companies. I’ve decided to follow up that post due to two epic milestones the past week: taking RabbitMQ live within the company and getting github blessed by legal and infrastructure for internal use. My previous post was a rant in response to port 22 ...

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Best Of The Week – 2011 – W34

Hello guys, Time for the “Best Of The Week” links for the week that just passed. Here are some links that drew JavaCodeGeeks attention: * 5 Ways to Boost MySQL Scalability: This article presents a few quick tips on how to boost MySQL scalability, including query tuning, master-master replication, disk RAID and others. * Android User Interface Design: Working With ...

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What to do with IDE project files

Each IDE generates its specific project/config/build files. Eclipse generates .project and .classpath, and also the .settings directory. IntelliJ IDEA has its .iml files. And it is always a question what to do with these files in terms of source control management (SVN, CVS, git, etc). The generally accepted practice is to add them to the SCM ignore list (svn:ignore for ...

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Are frameworks making developers dumb?

Last week I got to take interviews to hire senior java developers with around 5 years of experience. But after the interview process is over I felt like the frameworks makes developers life easier but at the same time making them dumb. Everyone puts almost all the new frameworks on their resume claiming they have “Strong, working experience on Spring, ...

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Web Services in Ruby, Python and Java

Today I’ve had to prepare some examples to show that web services are interoperable. So I’ve created a simple web service in Java using Metro and launched it on Tomcat. Then tried to consume them using Python and Ruby. Here’s how it all finished… Web service in Java I’ve started with a simple web service in Java: package com.wordpress.jdevel.ws; import ...

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