Author Archives: tim

What is AngularJS – the key is client-side

Posted on October 13, 2014 by tim

After working with AngularJS for a couple of months now, I can finally express a concise answer to “What is AngularJS?” It is: MVC where the model is on the client side MVC where the view is a template based … Continue reading →

Posted in Software Engineering | Comments Off on What is AngularJS – the key is client-side

Amazon SDK broken dependencies

Posted on September 30, 2014 by tim

If you have received this error message: java.lang.IllegalStateException: Unsupported cookie spec: default It is because Amazon made their SDK dependency look like this: +— com.amazonaws:aws-java-sdk | +— org.apache.httpcomponents:httpclient:[4.1, 5.0) -> 4.4-beta1 | | +— org.apache.httpcomponents:httpcore:4.4-beta1 i.e. they made an open-ended … Continue reading →

Posted in Software Engineering | Comments Off on Amazon SDK broken dependencies

Use a DSA to implement your DSL (insipired by Cucumber)

Posted on September 21, 2014 by tim

This post was inspired by The Training Wheels Came Off by Aslak Hellesøy, author of The Cucumber Book. TL;DR – Use a Domain Specific (testing) API to implement your Domain Specific Language That article describes the motivation behind removing web_steps.rb … Continue reading →

Posted in Software Engineering | Comments Off on Use a DSA to implement your DSL (insipired by Cucumber)

Computer Science Hard Things

Posted on June 28, 2014 by tim

There is a popular saying about Computer Science (see here and here): There are only two hard things in Computer Science: cache invalidation and naming things. — Phil Karlton There is a funny variation that makes it “There are only … Continue reading →

Posted in Software Engineering | Comments Off on Computer Science Hard Things

Agile non Evolutionary Stable Strategy

Posted on June 27, 2014 by tim

Starting with a quotation I saw at a rest stop while on vacation: Dryland farming works best when in a wet year. This was on a placard explaining that Dryland farming had a string of successful years when it was … Continue reading →

Posted in Software Engineering | Comments Off on Agile non Evolutionary Stable Strategy

Virtualbox Window Sizing

Posted on June 10, 2014 by tim

Ran across this in my (seems to be never ending) search for larger resolution virtual machines running Ubuntu. This time running under Virtualbox in a server connected to tiny monitor (1680×1050). From the VirtualBox OS (Ubuntu 14.04 LTS in my … Continue reading →

Posted in Ubuntu | Comments Off on Virtualbox Window Sizing

Secret Share in Java on Maven Central

Posted on June 4, 2014 by tim

Just completed a push of the Secret Share in Java project to Maven Central. That is my first “officially published” open-source project. See the link on search.maven.org. GroupId: com.tiemens ArtifactId: secretshare Version: 1.3.1

Posted in Software Project | Comments Off on Secret Share in Java on Maven Central

Gradle Signing Plugin

Posted on June 4, 2014 by tim

If you’ve hit this page, it is probably because you’ve seen this error: $ gpg –verify secretshare-1.3.1-SNAPSHOT.jar.asc secretshare-1.3.1-SNAPSHOT.jar gpg: Signature made Wed 04 Jun 2014 03:01:00 PM CDT using DSA key ID FC76F04F gpg: DSA key FC76F04F requires a 256 … Continue reading →

Posted in Software Project | Leave a comment

Choose Your Path Wisely

Posted on June 1, 2014 by tim

This article was inspired by a strangely acting Gradle build script. (Unimportant details: it worked fine locally, and it worked in Jenkins the first time, but when I renamed the job, it mysteriously started failing with a compile error every … Continue reading →

Posted in Software Engineering | Comments Off on Choose Your Path Wisely

Secret Share in Java, v2

Posted on May 26, 2014 by tim

Just completed a major overhaul of the Secret Share in Java project (old version at sourceforge/subversion). Updated items include: New hosting location and SCM (github/git) Moved from ant to gradle Updated naming and directory structure – src/main, src/test, src/integTest Fixed … Continue reading →

Posted in Software Project | Leave a comment