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Martijn Verburg01/17/13
1799 views
0 replies

A Garbage Collection Analysis of PCGen - the popular Open Source Character Generator

A Garbage Collection analysis of a PCGen - a large Java swing desktop application that supports character generation for role-playing games like Dungeons and Dragons.

Matthias Marschall01/17/13
1679 views
0 replies

How Delays Render All Your Efforts Useless

London Stansted Airport, early afternoon – a huge crowd at the railway station. No trains – only people, and a lot of confusion and anger.

David Winterbottom01/16/13
2206 views
0 replies

Configuring Logging for Postgres.app

You're using Postgres.app on a Mac for local development but are getting SQL errors from your application. You're seeing an error message.

Raghuraman Bala...01/16/13
2477 views
0 replies

Log Archive and Analysis with Amazon S3 and Glacier - Part IV

We now have the logs coming from CloudFront, Web/App and Search tier to the centralized log storage in Amazon S3. In this final post of this series, let's now see what are the options at storage level from cost point of view and what to do with mountains of logs.

Cagdas Basaraner01/16/13
2485 views
0 replies

A Serverless, Zero-Configuration Database Solution: SQLite

Most software need saving data. Sometimes that data is predicted to be small and hundreds or thousands of transactions on it will not be needed at the same time.

Luigi Viggiano01/16/13
2478 views
0 replies

-bash: __git_ps1: Command Not Found

Today I updated mac ports and a new error started to show up at the command line saying that the __git_ps1 command is not found.

Troy Hunt01/15/13
5259 views
0 replies

Inviting Hackers into Your Automated Home

I was at the Web Directions South conference the other day and you know what really struck me? There is a lot of very cool, very connected stuff either here now or coming very soon. Hackable stuff!

Aaron Nichols01/15/13
3196 views
0 replies

Continuous Deployment: Are You Afraid It Might Work?

I’ve been wondering for a few years now, why it’s so hard to get companies to prioritize the work that I feel is important. I mean, I’m telling you how to do it and you aren’t listening - don’t you want to build quality software?

Spike Morelli01/15/13
1655 views
0 replies

Delivering Value: Engineers and the End User

When I started following along the devops movement often times the phrase “delivering value” would appear in conversation. That made me ponder even harder on a question that had haunted me for quite a while already: who, as an ops person, am I delivering value to?

Kris Buytaert01/15/13
1646 views
0 replies

The DevOps Conference Season is Heating Up

Kris Buytaert gives us an in-depth rundown of forthcoming DevOps events around the world.

Roger Hughes01/14/13
8064 views
0 replies

Super Quick Tomcat App Deployment Using a PULL Script

If you managed to read my last blog you'll remember that I demonstrated a simple script for creating a new tomcat installation on a server by splitting the tomcat binaries from the conf files, storing the binaries on a FTP server and the conf files in version control, with a script recombining the two parts.

Jason Whaley01/14/13
2364 views
0 replies

Let's Put an End to Unix Editor Snobbery

"Whoever defined nano as the default crontab editor for Ubuntu deserves a whipping with a rusty chain."

Eric Gregory01/14/13
1554 views
0 replies

Here, Have a Rails DevOps Cheatsheet

Rubytune has put together a reference sheet of DevOps-y command-line tips dealing with process basics, memory, disk/files, network, and more.

Simon Brown01/13/13
2445 views
0 replies

Digitalisation - Complex for All the Wrong Reasons

In my role as a software developer, Iʼm often asked to automate existing business processes and transform them into computer systems.

Eric Gregory01/13/13
1412 views
0 replies

Pragmatic Continuous Delivery

At JavaZone, Jevgeni Kabanov talks about building a full clustered environment and a deployment pipeline -- so that commits to the trunk update a live chat server.

Michael Muller01/12/13
4834 views
1 replies

On Technical Debt: An Interview with Philippe Kruchten

Let's continue our serie of interviews with people who had and continue having major influence on the definition of technical debt and its implementation in software development projects. Philippe KRUCHTEN, software engineering professor at UBC, who directed the development of the RUP (Rational Unified Process), explains his vision of technical debt and how to manage it, in order to take right decisions at the right time.

Eric Gregory01/12/13
2574 views
0 replies

"From Dinosaur to Spaceship" with Continuous Delivery

This JavaZone session provides an object lesson in using continuous delivery for build, test, and deployment.

Jez Humble01/11/13
4260 views
0 replies

On Antifragility in Systems and Organizational Architecture

In his new book, Antifragile, Nassim Taleb discusses the behaviour of complex systems and distinguishes three kinds: those that are fragile, those that are robust or resilient, and those that are antifragile.

Jason Whaley01/11/13
2055 views
0 replies

Dependency Convergence in Maven

I was running in to a problem with a Java project that occured only in IntelliJ Idea, but not on the command line, when running specific test classes in Maven. The exception stack trace had the following in it...

Greg Duncan01/11/13
2135 views
0 replies

Pulling into the Windows Azure VM Depot

Lots of VMs, even Linux, all ready to be Azured...

Eric Gregory01/11/13
3792 views
0 replies

An Introduction to Networks for Programmers

This fast-paced video session from JavaZone functions as an introduction to networking fundamentals for programmers.

Paul Hammant01/10/13
4036 views
0 replies

Perforce as a Datastore, with Client-Side MVC

A colleague, Logan McGrath, has a blog series that scotch-tapes Perforce, Sinatra and AngularJS into a functional app. Another Colleague, Addison Lee, wrote a quick client polling example for it in Java.

Ralf Quebbemann01/10/13
1500 views
0 replies

Remove All Unused Ubuntu Kernel Images, Headers, and Modules

Seeing that my Linux box is running low on free space I decided to remove all unused Linux kernel images on my Ubuntu 10.04 system.

Jakub Holý01/10/13
5625 views
0 replies

Bash: Parse Options And Non-Options With Getopts

Parsing script or function options and non-option arguments is easy in Bash with getopts but there are some catches, such as the need to reset OPTIND. We will se how to do it using getopts, shift, and case.

Willie Wheeler01/10/13
3793 views
0 replies

Top 10 Pops and Drops with Splunk - Part 1

In real-time operational contexts, it’s important to monitor system metrics for major swings in value. Such swings, whether upward (“pops”) or downward (“drops”), often indicate a problem either on the horizon or else in progress.