yken.org

How to get a real-time stock quote using Google API

After resolving the problem with authentication, I continued playing around with Google Finance API, using HTTP and XML. The API offers some nice functionality to retrieve user portfolio content, but it doesn’t take long to realize that there is no support for retrieving (real-time) stock quotes, probably for some good reason like licensing. But then, there is a way of getting real-time stock quotes on your Google Spreadsheet using the GoogleFinance() formula. Can this fact get us closer to retrieving real-time stock quotes using Google Data API?

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Troubleshooting 401 with GoogleLogin Authorization header

I was writing a small script to retrieve some data from Google Finance using the relevant Google Data API. I’m writing a stand-alone, desktop application and have therefore used the ClientLogin username and password authentication. The login worked fine, I was receiving HTTP status 200 and the appropriate response with the authentication token. Yet any subsequent attempt to use the Data API (to insance to retrieve the portfolio data) failed with HTTP 401 Token Invalid error.

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Ruby, Rails and httpd on Fedora 8

Just a short summary of how to install Ruby on Rails framework on Fedora 8 and how to configure it to work with Apache 2. Perhaps this might come handy to someone.

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Satellite Imagery of Slovakia updated on Google Earth

Updated. Satellite imagery of Slovak Republic and some other Central European (CE) countries on Google Earth (and Google Maps) got an update recently.

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Unslinging a NSLU2 – a few comments for beginners

It doesn’t need to be emphasized more that to read http://www.nslu2-linux.org/ is a complete must for everyone who would like to experiment with updating the original Linksys firmware of a NSLU2 device. Especially, the community rules and and the (extensive) set of warnings should be read and understood before descending into countless Howto’s. I’m grateful to all folks who contributed with all the information – following the steps and Howto’s I unslung my NSLU2 with Unslung-6.8-beta-firmware without problems. I have only experienced two minor issues and would like to mention them here just in case some NSLU2 beginner (like myself) comes across the same.

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Fedora 8: select the repositories carefully

A week ago, I installed Fedora 8, from scratch. The installation went fine, I customized the system to my liking, using the default GUI. After a week, however, I could not initialize an X session anymore. And the problem occurred straight after I downloaded the package updates as the system prompted me to do.

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Fedora 7: Unresolveable requirement gecko-libs = 1.8.1.4 for epiphany

When I started my trusty home PC to process some of my holiday photographs (that explains the silence on this web, I hope), Fedora 7 presented me with the list of 92 updates available for my system. I usually let the the pup (Package Updater) to update all packages and it usually works just fine. This time, Package Updater kept on displaying the “Error resolving dependencies” message.

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The Pigeon Detectives

We had Kaiser Chiefs here and now we also have here their buddies: The Pigeon Detectives.

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Upgrading to Fedora 7: have your partitions labeled

Although “doing a clean installation and then restoring user data from backups is known to work better”, Fedora recommends to use CD/DVD installer to upgrade your Fedora Core installation to a higher version. I usually perform a clean install when updating Linux at home, this time however, I decided to let Anaconda (the Fedora installer) to do the job. I was very pleased with the overall result with one exception: the installer forced me to manually modify my /etc/fstab, refusing to continue otherwise.

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Ricky did it again… (Kaiser Chiefs back in Amsterdam)

Kaiser Chief’s lead singer, Ricky Wilson, is about to dive into the audience.

The exercise is as follows:

- OMG he is going to dive!
- Switch on the camera, get the settings right…
- OMG he is diving in!
- OMG my girlfriend is touching him!! :}
- Give him a shove
- And yeah, try to take a picture in mean time…

Time to complete: five seconds. (Some more photographs inside)

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