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Archiv der Kategorie: Software-Development
CSV to XLS converter – How to quickly convert CSV files online without coding in your browser
Today I had to create a CSV (comma separated value) file containing product offers and convert it into another spreadsheet file which required slightly different columns and some modifications to columns. I could have done all this in Excel or … Weiterlesen
Great resources on solving OSGi “Uses” constraint violations
I recently had the “famous” “uses” constraint violation when building my OSGI application with PDE Build. It was complaining about: Package uses conflict: Import-Package: javax.mail; version=”1.4.1″ The following resources have helped me locating the root cause and understanding the problem: … Weiterlesen
Veröffentlicht unter Software-Development
14 Kommentare
SVN: Shell script to get a modified files report of all sub-directories which are all a separate SVN folder
For our automated build we wanted a simple way to generate a report of all files which have changed between two SVN revisions. ‘svn log -v’ usually gives you such an output. But in our scenario we have a folder … Weiterlesen
Veröffentlicht unter Software-Development
Verschlagwortet mit bash, linux, shell, subversion, svn
Kommentare deaktiviert
Using Hibernate EventListeners to encrypt / decrypt properties of an entity based on other properties
Update 2012/07/24: It turns out my approach below is NOT GOOD! What I wanted to do is conditional encryption which is also asked in this Jasypt forum, where they say one should implement your own UserType. http://forum.jasypt.org/Hibernate-and-Conditional-encryption-td5586032.html The serious problem … Weiterlesen
Veröffentlicht unter Software-Development
Verschlagwortet mit decryption, encryption, hibernate, jasypt, java
Kommentare deaktiviert
New Google Analytics Dashboard Layout: the opposite of a dashboard?
New Dashboard – less useful Old Dashboard – more useful This question in the Google Analytics help forum with the title “New Layout: the opposite of a dashboard?” nails down my opinion about the new Google Analytics. While I generally … Weiterlesen
Veröffentlicht unter Allgemein, Software-Development
Verschlagwortet mit analytics, design, usability
Kommentare deaktiviert
What are pros and cons for url structure of a SaaS multi tenant web-app regarding scalability / load-balancing?
I just posted the question above on Quora in hope to get some answers. I would like to know the pros and cons of choosing a URL structure for a multi tenant web-application. I also think that this could impact … Weiterlesen
Veröffentlicht unter Software-Development
Verschlagwortet mit multi tenant, saas, scalability, traffic, url stucture
Kommentare deaktiviert
How to use OAuth 2.0 authentication with Google’s GDATA Client Java Client Library
This article is for users who are using the Google Data Java Client Library (a.k.a. “gdata-java-client”) together with the Google API Client Library for Java (a.k.a. “google-api-java-client”). For our app we started the integration with Google Spreadsheets today and we were running … Weiterlesen
Veröffentlicht unter Software-Development
Verschlagwortet mit gdata, google api, java, oauth 2.0, oauth2, oauth2.0, spreadsheet, webservice
Kommentare deaktiviert
How to add new gems to jruby in an Equinox OSGI Environment (or how to set jruby.home)
After I burned the midnight oil yesterday to debug into a problem I was having with getting the fastercsv gem to work with JRuby in my OSGI environment I decided to write a post about it and how I finally … Weiterlesen
Veröffentlicht unter Software-Development
Verschlagwortet mit eclipse, equinox, fastercsv, gems, java, jetty, jruby, osgi
94 Kommentare
Connection Failed with jconsole and Eclipse locally (macosx)
Thanks to Oli’s Blog entry about the same problem I had when I wanted to monitor my java program locally. The java class was started from within eclipse and then I started jconsole from command line. jconsole properly showed me … Weiterlesen
11 links on scalable software architecture and big data
From time to time I go through my bookmarks and fetch interesting links I came across during the last couple of month. This article is kind of Part 2 of a past article with links and videos about scalability and … Weiterlesen
Veröffentlicht unter Software-Development
Verschlagwortet mit big data, cassandra, multithreading, nosql, scalability
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