All Blog Posts (370)

How to Use SQL, Hadoop, Drill, REST, JSON, NoSQL, and HBase in a Simple REST Client

Our friend Carol just published this article.

SQL will become one of the most prolific use cases in the Hadoop ecosystem, according to Forrester Research. Apache Drill is an open source SQL query engine for big data exploration. REST services and clients have emerged as popular technologies on the Internet. Apache HBase is a hugely popular Hadoop NoSQL…

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Added by Michael Levin on January 7, 2015 at 1:45pm — No Comments

The Programmer's Price

This is a long article but it's worth reading through. Marc Cantor shared it on his FB page. You hear "hey, it's all about API's and integration these days" and in some cases that's true. There's more to being a great developer than that, though. It's increasingly hard to sift through the hoards of applicants or your tight circle to build teams. Thoughts?…



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Added by Michael Levin on November 18, 2014 at 3:30pm — No Comments

Ceylon OJUG & GatorJUG Talk - Please Yo me!

Dear Codetown JUGGIES:

We have a chance for a special Ceylon talk on either Mon 10/13, Fri 10/17, Mon 10/20, or Fri 10/24 in Orlando at OrlandoJUG and/or Gainesville at GatorJUG. 

As you all know, OJUG meets 4th Th and GatorJUG meets 2nd Wed and these are Mondays and Fridays, so I need your…

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Added by Michael Levin on June 27, 2014 at 11:15am — 4 Comments

JavaOne JUG Discount

If you're a JUG member, the JavaOne event team wants you to know there's a special discount for you:

"We are offering our JUG’s a special discount for the month of June to 

register for JavaOne 2014. The discount will provide an additional $200 

savings off the current Early Bird price of $1,650. This…

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Added by Michael Levin on June 5, 2014 at 9:02am — No Comments

The Bilingual Developer

These days, it's hard to stick with just one language. Sure, you may be a Java developer or a Rubyist and "not interested" in learning another language. We tend to get comfortable in our comfort zone. But, being a polyglot has its advantages.

Tim Crowley just presented at SunJUG and…

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Added by Michael Levin on June 4, 2014 at 11:00am — No Comments

Boxen: OSX Configuration Beyond Dotfiles

Brian Street and I did a presentation on Boxen for configuring our developer's laptops: http://jdigger.github.io/boxen-slides/

Added by Jim  Moore on May 22, 2014 at 11:05am — No Comments

Spring Boot and Good Tutorials

Spring Boot helps kick start your apps. Ken Krueger gave a Boot talk last night at GatorJUG. This was 2 solid hours that encapsulated what would have taken much longer to learn on your own. He uploaded his slides here:…

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Added by Michael Levin on April 10, 2014 at 10:37am — No Comments

Seven Versions of One Web Application

Building HTML5 Apps from Desktop to Mobile



Free Webcast Tuesday, April 8, 2014



Join Yakov Fain in this fast-paced comparison of different ways of developing HTML5 Web applications.

We'll start with architecture and code review of a basic HTML/JavaScript version of a sample charity application, switch to its jQuery version, then show how to do it with Ext JS framework.



In the second part of the webcast, we'll move the app to mobile. First we'll implement the… Continue

Added by Michael Levin on March 29, 2014 at 4:08pm — No Comments

Java 8 Resources (thanks to Mattias Karlsson)

Guess you know about all the resources and video cast Oracle provided

at the Java 8 Launch site:

http://www.oracle.com/events/us/en/java8/index.html



On top of that we have released all Java 8 talks from Jfokus 2014

including the Keynote with Georges Saab and Mark Reinhold.



Except the talks from a number of Oracle speakers you can find these

and many more:

-Java 8 Language…

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Added by Michael Levin on March 29, 2014 at 9:01am — No Comments

Stack Overflow, Communities and Intimidation

We envision Codetown to be a free flow of ideas and questions in addition to a networking tool we also post events on. Here's an interesting take on participation and intimidation on Stack Overflow. Ideas? Comments? …

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Added by Michael Levin on March 8, 2014 at 11:32am — No Comments

OSCON is coming!

OSCON is the O'Reilly Open Source Conference. And, it's right around the corner! The call for papers just occurred. It is an annual event that occurs in Portland, OR and this year it's July…

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Added by Michael Levin on March 8, 2014 at 6:20am — No Comments

Internet of Things

Do you keep seeing articles talking about how the Internet is changing? The Internet of Things is Oracle's big embedded software initiative. https://community.java.net/community/iot



The beginning of the Internet was all about talk of appliances telling when milk needed to be picked up on the way home, for example. IoT is all about connected devices.



The new IoT community at java.net has links to all the IoT talks from… Continue

Added by Michael Levin on February 8, 2014 at 10:14am — No Comments

Comparing JVM Web Frameworks - Today at noon EST

Hi All - 

Sorry for the last minute notice, but the virtual JUG meetup on web frameworks with Matt Raible is going to start in an hour.

Details here: http://www.meetup.com/virtualJUG/events/153096902/

FYI!

All the best,

Mike 

Added by Michael Levin on February 5, 2014 at 10:56am — No Comments

JEE8 Survey

All,
In order to gather feedback for Java EE 8, we are running a survey.  To make it easier, we have divided it in two parts and it shouldn't really takes more than a few minutes to fill...
The 1st part is now available at …
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Added by Michael Levin on December 10, 2013 at 10:52am — No Comments

Swampcast is a Podcast from the Swamp

Did you know Swampcast has interviews with Jonathan Schwartz, former CEO of Sun Microsystems, Brion Vibber, former CTO of Wikipedia, Pandora's CEO and CTO and more? Here's the story of Swampcast:…

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Added by Michael Levin on December 10, 2013 at 10:08am — No Comments

What is node.js?

Engine Yard created an infographic that will help you learn about node.js:

 

"Node.js is a server-side framework for JavaScript that has…

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Added by Michael Levin on December 8, 2013 at 8:00am — No Comments

Magnolia - Dave Booth wants to know...

Many of you probably know Dave - he wants some feedback on Magnolia and so do I. http://www.magnolia-cms.com/product/features/overview.html It's open and full featured and I like it. WHat do you know about it?…

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Added by Michael Levin on December 7, 2013 at 9:28pm — No Comments

Java Spotlight Episode 150: James Gosling on Java

Interview with James Gosling, father of Java and Java Champion, on the history of Java, his work at Liquid Robotics, Netbeans, the future of Java and what he sees as the next revolutionary trend in the computer industry.

Original Tweet:…

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Added by Michael Levin on October 31, 2013 at 11:23am — No Comments

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Notes

Welcome to Codetown!

Codetown is a social network. It's got blogs, forums, groups, personal pages and more! You might think of Codetown as a funky camper van with lots of compartments for your stuff and a great multimedia system, too! Best of all, Codetown has room for all of your friends.

When you create a profile for yourself you get a personal page automatically. That's where you can be creative and do your own thing. People who want to get to know you will click on your name or picture and…
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Created by Michael Levin Dec 18, 2008 at 6:56pm. Last updated by Michael Levin May 4, 2018.

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InfoQ Reading List

Presentation: Continuous Delivery Is Not Possible Without Pair Programming: Lessons From SpareBank 1 and SINTEF in Norway

Asgaut Mjølne Söderbom and Ola Hast unravel the powerful synergy between pair programming and continuous delivery. They explain how this shift allowed their team to abandon traditional hurdles like excessive WIP, lengthy pull requests, and multiple test environments, leading to ultra-fast deployments, superior code quality, and a highly cohesive, efficient engineering team.

By Asgaut Mjølne Söderbom, Ola Hast

AWS Lambda Gains Native Avro and Protobuf Support for Kafka Events with Schema Registry Integration

Lambda now natively supports Apache Avro and Protobuf events, streamlining Kafka event processing - an enhancement that eliminates the need for custom deserialization, automates schema validation and filtering, and optimizes costs through efficient event handling. Integration with AWS Glue and Confluent registries simplifies development, allowing cleaner data consumption and enhanced scalability.

By Steef-Jan Wiggers

Article: Building Strategic Influence as a Staff Engineer or Engineering Manager

To increase your impact and grow your career, you need to be involved in conversations that happen at a greater scope than the scope you have in your current role. Being involved will give you influence over this, help you direct and maximise your impact, and also allow you to bring better context to your day job, and to those working around you.

By Mark Allen

Podcast: From Code to Strategy: Drive Organizational Impact Through Strategic Conversations and User Focus

In this podcast, Shane Hastie, Lead Editor for Culture & Methods, spoke to Mark Allen about how engineers can expand their influence through strategic conversations, user-focused development practices, and excellence in incident management. Mark emphasizes the importance of building cross-organizational relationships and working on meaningful problems with positive impact.

By Mark Allen

MicroProfile 7.1 Delivers Updates to Their Telemetry and Open API Specifications

Ten months after the release of MicroProfile 7.0, the MicroProfile Working Group has released version 7.1 of MicroProfile to the Java community. This new release features continued alignment with Jakarta EE 10 and updates to two community-developed core APIs.

By Michael Redlich