All posts tagged with 'Java'

2015 and gone…

22-Dec-15

2015 is coming to end, at least regarding work. The last things i did in December where preparing system specification for a mobile app (targeting BlackBerry) and learning how to create, communicate and maintain good architecture in Munich with Gernot Starke and Peter Hruschka: Not only i took home a lot of great books, insides, […]

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Java implementation of Excels statistical functions NORMINV

21-Feb-13

I was recently in need of a java implementation of the inverted normal distribution function, named “NORMINV” in Excel 2003 and later: NORMINV. I only found a JavaScript implementation in kmpm’s repository norminv.js. It has quite a history, coming over C# from C++. I have the impression nobody wants to deal with the mathematics 😉 […]

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Java 7, JAAS and Kerberos Single Sign-on vs. newer Windows Systems

23-Jul-12

Java Authentication and Authorization Service aka JAAS is a pretty neat way to build a pluggable authentication mechanism for a Java application. My goal was to build a Single Sign-on (SSO) mechanism targeted on Windows machines (Windows XP SP3, Windows 7) that uses the cached kerberos ticket. The jaas configuration should be pretty simple: name_of_the_login_context […]

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