The Journal

Field notes from four decades of building systems that scale.

Architecture, machine intelligence, engineering leadership — written for technical leaders who'd rather build than speculate.

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instagram · FEB 10 · 2013

Authenticating an Play! Framework Application via Oauth2 and Instagram using Secure Social

In an ongoing quest to make sure that I can easily start a Play! Framework 2.0 project and connect with another popular Social Website via their API, I have just created an Instagram Provider for the...

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FEB 07 · 2013

My Upgrade from Play! Framework 2.0.4 to 2.1.0 went smooth except for these few things

Today I decided to upgrade from Play Framework 2.0.4 to the newly released 2.1.0.

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FEB 01 · 2013

Using twitter4j with Play! Framework and Secure Social is this easy

During yesterday’s personal Hackathon, I started a project which I might introduce here sometime.  But the coolest revelation was (again) how easy it was to get up and running.

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iOS · JAN 24 · 2013

Demo generating iOS Passbook Pass with passkit4j and Play! Framework

I recently stumbled across passkit4j with which it is not that hard to create a Passbook pass – assuming you have an Apple Developer Account, and can figure how to do the whole provisioning and adding...

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SecureSocial · JAN 18 · 2013

Here it is, the Xing Oauth1 Provider for the Play Framework – Secure Social plugin

I wanted to try some things with XING, and since I have been using Secure Social with Play Framework alot recently, I decided to add a new provider to the Secure Social Project after seeing how...

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arduino · JAN 17 · 2013

What you need to know about the Internet of Things

The past few years I have spent some time using various API’s in the internet. Who hasn’t? Companies like http://mashery.com list thousands of API’s.  The interconnection of these API’s is becoming a commodity – just look at...

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PlayFramework · JAN 10 · 2013

FoursquareProvider for SecureSocial and PlayFramework

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ebean · JAN 04 · 2013

Play Framework 2.0, Ebean Lazy Loading and Object References that are null

I began having sporadic problems in my Play Framework 2.0.4 application where the attributes of referenced objects were null.

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PlayFramework · JAN 02 · 2013

Play 2 Framework and Secure Social Example Setup

If you want to add Authentication to a Play! Framework 2 project, Secure Social is the way to go.  I had some problems installing it despite the documentation and examples.  Here are my tips based on...

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DEC 15 · 2011

How I rolled my own Dropbox like sharing with SparkleShare

I have been looking for over a year for a way to have the simple syncing between computers like DropBox does, but on my own server, without space limits. I also just started using git this...

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