Author Archives: juhap

Create self-signed SSL certificate for Azure

Posted on March 10, 2013 by juhap

Creating a self-signed certificate is simple – when you know the correct commands. First create the sertificate and private key (specify some password, remember it) Next combine the cert and private key to PFX: Now this should be good enough … Continue reading →

Posted in Azure |

Hotkeys for moving windows around screens

Posted on January 19, 2013 by juhap

I’m using multiple monitors and sometimes it would be useful to have hotkeys that would position the active window to certain place on certain screen. I took a quick look at ready made software but those did not seem to … Continue reading →

Posted in Misc |

Windows 8 hotkeys

Posted on January 1, 2013 by juhap

Few Windows 8 hotkeys I have found useful: Win Goto start screen, start typing application name to search for it Win-X Open advanced menu from bottom-left corner of screen (you can access this by right clicking mouse on same place) … Continue reading →

Posted in Misc |

SSD encryption – How does it work?

Posted on December 22, 2012 by juhap

Quite many vendors brag about the AES-256 encryption capabilities of their SSD drives. This sounds good, everybody like to keep their data safe & secure. But how this encryption really works, what does it protected you from? Easy questions, right? … Continue reading →

Posted in Security |

Get rid of NaN and INF values in Orbeon

Posted on October 29, 2012 by juhap

With calculations in binds it is easy to run into NaN (Not-a-Number) or INF values showing on the form. There are few ways to get rid of them You can use if inside the calculation to prevent the calculation from … Continue reading →

Posted in Orbeon |

Orbeon forms processsor for extracting locale from request

Posted on September 23, 2012 by juhap

A simple processor for Orbeon forms that extracts locale information from request. In order to use this you need to add it to processors-local.xml file (WEB-INF/resources/config) like this: Usage very simple. In XPL you need to declare the namespace and … Continue reading →

Posted in Web development |

Orbeon, get-request-attribute and “Content is not allowed in prolog”

Posted on September 22, 2012 by juhap

“An Error has Occurred Fatal error: Content is not allowed in prolog.” Not one of my favourite problems as it is sometimes difficult to figure out what is the actual cause. In general the “content is not allowed in prolog” … Continue reading →

Posted in Orbeon |

Debugging Orbeon XPL programs

Posted on September 16, 2012 by juhap

Orbeon XPL is way of describing processing flows using XML syntax. Since there is no debugger the debugging mostly happens by putting something in and looking at what comes out. You can always get the output from pipeline by using … Continue reading →

Posted in Orbeon |

Orbeon XPL copy values from request

Posted on September 16, 2012 by juhap

Quite often I end up in situations where I need to use a value from HTTP request (either parameter or header) inside a configuration element for another Orbeon XPL processor. One fairly simple way to do this is to use … Continue reading →

Posted in Orbeon |

Customizing Liferay service builder templates

Posted on July 31, 2012 by juhap

Liferay service builder code generation is based on Freemarker templates. The default templates come packaged inside the portal jar files. You can take a look at them for example in Github (note that those are from master branch – if … Continue reading →

Posted in Liferay |