somethings from codeland

Friday, October 17, 2008

SVN woes

So I'm trying to sort out exactly what is going on with the svn repositories for the installer code I've been working on.  The symptoms seem to be that the svn client is creating repositories that the webdav svn apache module cannot interpret because they are in a newer file system version.  I saw this because of the apache error log message:
[Fri Oct 17 15:52:22 2008] [error] [client ##.##.##.###] (20014)Internal error: Expected FS format '2'; found format '3'

and this is displayed in the browser
Could not open the requested SVN filesystem

When I go out to search on the web all I can find is that webdav svn isn't supposed to work with apache 2.2.  I do have other svn repos that were made with earlier releases of tortoisesvn and svnadmin that do work still, so I'm completely confused at this point.

What I'm doing now is testing with Wamp to see if I should switch.  Just testing on a vm right now, but hopefully it works...






Update:
I was able to get everything working with existing installation of the apache 2.2 web server already on that machine. I downloaded the latest stable release windows binary from http://subversion.tigris.org/servlets/ProjectDocumentList?folderID=8100 After recreating the repository that I wasn't able to connect to previously everything started working. (I also had to update my mod_dav_svn.so apache module with the latest release from that same zip).

Server stuff

It seems like I've been doing a lot of support related stuff lately and not really digging in developing anything.  I've got a couple of projects that I've been wanting to get into, but with all the server config I've been doing lately, its been hard to get time to really dig in.  (suppose it doesn't help that I was sick in bed all day yesterday either)

Exciting news... I am supposed to get my macbook pro tomorrow, and I'm a little stoked about it.  I've had the dell laptop and homebrew pc combo for as long as I can remember now, so it will be nice to just have the one machine to use. Turning the desktop into a solaris: zfs backup server.  I've been wanting to mess with zfs for some time now.  Supposed to be a top of the line software raid solution.

As for school: I haven't been to my gov/politcs or econ classes for about two weeks.  Yesterday I had a test in the gov but I made a 90/100 so I was relatively pleased with that since I only studied for about an hour for about 3 weeks worth of information.  Gonna work on Sunday and Monday, so I am going to have to start studying for econ tonight at some point.

Suppose I should get back sneezing a little more (still not 100%) and making some money.

Monday, October 13, 2008

GPS data from a blackberry

I want to find a way to access GPS Data on a blackberry. I have a couple of ideas for mobile apps that I would like to tie into some of Google's data services. I know that there's a huge push in the newly sprung location based marketing area, but I would like to tie this into a couple of applications I plan on getting started on once my Christmas ...hrmm I mean Winter holiday... break allows for some more coding time.

Ideally for testing it would be nice to access a stream of GPS data over the USB cable so that I don't get charged for Data transmission on the device. I'm sure Sprint already wants to charge me an arm and a leg if I browse the web anymore than I already do on my Blackberry Pearl...

I found a couple of open source applications that to learn from. http://www.blackberryforums.com/developer-forum/51-updated-open-source-blackberry-apps-develop-your-own.html

Blackberry has a nice JDE eclipse plugin to develop with. So I grabbed that along with the Full JDE to make sure that I had all the source code that TonyB recommended in his answer to my StackOverflow question.


In other news I found some interesting stuff for porting J2ME apps to other platforms using alcheMo. So far it looks like it supports BREW, iPhone, and Windows Mobile. Sounds interesting enough, but I couldn't find anything to download and play with. Hopefully there's more news of this to come in the future...

Thursday, October 09, 2008

School these days

Ok so I've been focusing much of my energy on work lately and I think school is starting to bite back. Not too crazy yet, but I definitely could use some sleep. Over the past week I've been staying up almost all night, getting maybe 3 or 4 hours of sleep and getting back up to face the chaos that is my day and then I take a nap for an hour or two and then wake up for another all-nighter..

I have a test tomorrow, a big quiz on next Tuesday and a (hopefully light) test next Thursday.

We shall see... Better get back to the study guide I'm still working on for that Philosophy test.

Wednesday, October 08, 2008

IMG00093.jpg

It is either this early or this late.

expanding a vmware virtual disc

I'm going to attempt to expand the virtual disc size of a development virtual machine I use for some installers I've written. I found a gui VMDiskSize but in the notes it states I cannot resize a disc of a virtual machine that has snapshots.

For development purposes, I have various snapshots saved before and after I've made changes here or there. The snapshot manager could probably use some cleanup but its not on my priority list if I can get around having to mess with it right now.

I found a whitepaper on Using VMware Virtual Disk Manager. As always I've created a backup of the vm (which turned out to be a rather large 7-zip file) before attempting to modify anything that could render my development environment "un-bootable". (Yeah I talked to Webster and he said it was cool to make up words for blogs that no one reads)

Here's the actual documentation for the command line tool vmware-vdiskmanager

So the final command I had to run was:
vmware-vdiskmanager -x 60GB {path_to_vdisk}
(since all I needed was another 10GB on top of the already existing 50GB of storage there)

Monday, October 06, 2008

New Apple Keyboard

I went out today and bought what is probably the most expensive keyboard I've ever purchased to date.  I am going to be getting my MacBook Pro soon enough, so I figured while I was down in Oklahoma City (because I live in Stillwater now)  I might as well go ahead and get the full keyboard so I can develop a little faster at home.

Don't get me wrong, I love the keys on my dell, but it seems like I always get a lot more done when I don't have to backpeddle and find the right keys for home, insert, \, etc...  So I decided I would go ahead and get used to whatever quirks I would have to in order to jump right into the Apple scene.

I plugged this usb keyboard into my Win XP desktop and it required a reboot.  After that its been great.  It's not as touchy as my dell laptop or desktop's usb keyboard but I like it.  Maybe that whole new Apple kid feeling will wear off soon enough...  Who knows.

Tuesday, September 30, 2008

Talking with virtual box Ubuntu server vm

I'm having some problems connecting to a local Ubuntu server vm running on Sun's virtual box.  The vm has access to the internet (it can download and install packages via apt-get), but I cannot access the address that the ifconfig eth0 is putting out there.

The vm appears to be located on some subnet that is not reachable by my host machine.

Monday, November 05, 2007

Clear Function

http://clearfunction.com/

This is a three man web development team with good heads on their shoulders... They are doing a web application a month, and it looks kind of neat..

Wednesday, October 31, 2007

aboveshift blog

I need to devote some time to fixing the blog at aboveshift. I believe it's still functional, but the design has broken..

Aboveshift.com needs some attention either way..

RJS Service

I spent a little bit of time learning how to create a service for MapInfo's Routing J Server using the .Net 2.0 framework. While the attempt was not in vain, it did not work on a clients machine as it did in-house.

MapInfo's RJS service install

It turns out MapInfo's Routing J Server has its own procedure for installing itself as a service right out of the box.

Tuesday, October 30, 2007

windows services

I wrote my first windows service today. It was relatively easy to do in C# .Net.

After building the executable, it is necessary to install the service with installutil.exe (an exe included in the .Net framework).

I expect I will be automating this with NSIS for Appian's installers.

CakePHP ajax tutorial: scriptaculous

Tutorial

possible code fix???

Turns out you need to register the helper javascript function as ajax for scriptaculous library functions???

More to come but I'm at a loss currently..

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I have been working with computers/programming to put myself through college since I graduated high school. I am currently attending Oklahoma State University for bachelors degree in biological sciences. Along with my experience in programming, a degree in biology will allow me to pursue a career in bioinformatics research concerning genetic diseases (i.e. cancer).

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