Panagiotis Kanavos' Weblog

Roslyn VISX installer crashes with System.UriFormatException? Try installing as Administrator

Παναγιώτης Καναβός — Fri, 04 Apr 2014 17:03:00 GMT

Installing Roslyn on a machine where I had local administrator rights worked without issues. At work though, the installer crashed and the following event was logged: Fault bucket , type 0 Event Name: CLR20r3 Response: Not available Cab Id: 0 Problem...(read more)

Asyncrhonous programming in .NET Made Simple: From Delegates to the Task Parallel Library

Παναγιώτης Καναβός — Fri, 02 Jul 2010 17:13:00 GMT

A few people have been asking lately for samples of using asynchronous programming using Sockets or Pipes so I decided to put together some samples of the various asynchronous programming models using .NET. The scenario used in all the examples is the...(read more)

How not to get a month's name

Παναγιώτης Καναβός — Tue, 22 Jun 2010 23:38:00 GMT

I've had a genuine TheDailyWTF moment earlier today, when I found the C# equivalent of this VB6 code that returns a three letter month name: DateTime time = DateTime.Now; string foldername = time.Year.ToString() + "_" + GetMonthName(time.Month); private...(read more)

Totally wrong way to filter a combo box

Παναγιώτης Καναβός — Mon, 14 Jun 2010 23:52:00 GMT

From the same legacy code as this post comes this code that loads a combo box with ListItems and then removes unwanted items in a way that is guaranteed to cause an exception when the indexer reaches the middle of the list, which now has only half the...(read more)

Totally wrong way to use SPSite, SPWeb

Παναγιώτης Καναβός — Fri, 11 Jun 2010 19:15:00 GMT

Almost all Sharepoint developers know that you should dispose SPSite and SPWeb object you create in code. Doing so is not hard, you just enclose your objects in a using statement. I found the following piece of code in dozens of places in some legacy...(read more)

Launch PARTY για το Visual Studio 2010

Παναγιώτης Καναβός — Thu, 06 May 2010 15:39:00 GMT

Αυτή τη φορά το Launch του Visual Studio δεν θα είναι ημερίδα με ομιλίες αλλά ... πάρτυ Παρασκευή βράδυ με πίτσα και μπύρες! Γραφτείτε όσο προλαβαίνετε!...(read more)

Overheard: Teched Europe 2010 to take place at Berlin

Παναγιώτης Καναβός — Mon, 08 Feb 2010 21:00:00 GMT

No info on dates though. Strange, that 3 months after Teched Europe 2009 there is no official announcement for Teched Europe 2010....(read more)

How to load the Greek stemmer and word breaker for SQL Server Full Text Search

Παναγιώτης Καναβός — Tue, 26 Jan 2010 02:14:00 GMT

Ever wondered how you can use full text search for Greek text in SQL Server? Out of the box SQL Server doesn't provide any stemmers or word breakers for Greek, which makes FTS work similar to a simple LIKE search. Fortunately, the same binary interfaces...(read more)

Visual Studio 2010 and .NET Framework 4 Launch Date

Παναγιώτης Καναβός — Fri, 15 Jan 2010 00:03:00 GMT

In a very short blog post Rob Caron just announced that Visual Studio 2010 will launch on Monday, April 12 2010. Just waiting now for the Sharepoint launch date!...(read more)

I just LOVE MaxiVista!

Παναγιώτης Καναβός — Tue, 15 Dec 2009 22:26:00 GMT

I found MaxiVista through Scott Hanselman's post on multi-monitor productivity . I installed it a few days ago and I LOVE it already. It's not just that I can use my old laptop as a second monitor for my new one. It's not only working with Visual Studio...(read more)

If Product X was a motorcycle ...

Παναγιώτης Καναβός — Tue, 04 Aug 2009 06:01:00 GMT

... it would probably be a 1948 Indian Warrior . For those not into motorcycle history, the Indian Motorcycle Company used to be the largest motorcycle manufacturer before WWII with a fanatical following. The company failed to keep up with the times....(read more)

SharePoint v. Next predictions

Παναγιώτης Καναβός — Fri, 26 Jun 2009 17:11:00 GMT

Information on upcoming changes SharePoint versions, whether they are full versions or service packs, is a matter of life and death for us developers and administrators that don't want to face mildly disconcerting surprises. Yet finding information on...(read more)

A pictorial comparison of Enterprise Service Bus products

Παναγιώτης Καναβός — Sat, 20 Jun 2009 00:38:00 GMT

... no cars this time! Enterprise Application Integration products Your services WILL be assimilated Commercial Enterprise Service Bus products They connect with everything. For a cost. Open Source Service Bus Small, Fast, To the point. And FUN! EAI products...(read more)

If ORMs were cars ...

Παναγιώτης Καναβός — Tue, 09 Jun 2009 21:32:00 GMT

Then Linq to SQL would be the Smart ForTwo. A seriously fun and easy way to get around town as long as you don't want to carry more than two passengers and maybe a suitcase. NHibernate would be the HMMWV. Works great out-of-the-box if you are willing...(read more)

new CloudApp() - The International Azure™ Services Platform Developer Challenge

Παναγιώτης Καναβός — Wed, 03 Jun 2009 20:00:00 GMT

Speaking of Azure ... The international Azure developer challenge new CloudApp() opened on June 1. The submission deadline is July 9th. The winner will be chosed by community voting between July 10 and 20. The winner will be announced on July 21. Gentlemen,...(read more)

If Azure Table Storage and SQL Data Services were cars ...

Παναγιώτης Καναβός — Tue, 02 Jun 2009 23:35:00 GMT

SQL Data Services would be this. The Porsche. An engineering marvel yet beatiful and comfortable. In the hands of an average driver, it goes fast. In the hands of an experienced driver, it goes VERY fast. Its electronic systems will forgive many of the...(read more)

Project Server 2007 Pre-Populated Timesheet spookines

Παναγιώτης Καναβός — Tue, 02 Jun 2009 03:00:00 GMT

Today I encountered a rather intriguing new behaviour in Project Server 2007 timesheets. When a user creates a timesheet Project Server can check for any tasks that fall within the timesheet's dates and add lines for each of the tasks it find. Project...(read more)

Sharepoint SP2 Installation Peculiarities

Παναγιώτης Καναβός — Tue, 02 Jun 2009 02:28:00 GMT

By now everyone has heard that the Sharepoint Server Service Pack 2 activates a 180-days trial timeout . Fortunately, this really minor problem (no-one is affected for the next 6 months) can be fixed easily followind the steps described in KB 971620 ....(read more)

I wish people stopped marketing Cloud Computing as the poor man's application hosting!

Παναγιώτης Καναβός — Mon, 25 May 2009 22:55:00 GMT

It's like getting Herman Tilke to design and build a brand new Grand Prix circuit and then market it as a nice place to test drive sports cars....(read more)

Project Server Curios: The QueueDeleteArchivedProject method

Παναγιώτης Καναβός — Mon, 02 Feb 2009 23:15:00 GMT

I encountered a rather interesting bug in the Project Server API a few days ago as I tried to create a utility to clean-up the Archive database of a few thousand old project versions. The proper way to do this is to call the Archive.QueueDeleteArchivedProject...(read more)

SportTime.gr uses Microsoft Logos?

Παναγιώτης Καναβός — Tue, 27 Jan 2009 07:17:00 GMT

Go to http://www.sportime.gr/ and scroll to the lower right of the page. Look at the blue-and-white MVP logo. Now go to http://mvp.support.microsoft.com/ and check the logo on the top of the page. Coincidence? If so, this could be a very unfortunate coincidence....(read more)

Data Services, Facebook and Beatiful Architecture

Παναγιώτης Καναβός — Mon, 26 Jan 2009 19:19:00 GMT

I had one of those rare AHA! moments while I was reading Dave Fetterman's chapter from the "Beautiful Architecture" book on Facebook's architecture. Facebook presents a simplified view of its data to applications (Users, Friends, User Info) and allowes...(read more)

"Beautiful Architecture" is now available in print

Παναγιώτης Καναβός — Mon, 26 Jan 2009 18:28:00 GMT

You can now buy the print edition of "Beautiful Architecture" from O'Reily's site . Amazon still has the book on pre-order. I've already finished Chapters 1,2,6 and 8 but had no time to blog about them. Up to this point the most interesting is #6, The...(read more)

Aspiring Software Architect Program for Microsoft Office Sharepoint Server

Παναγιώτης Καναβός — Thu, 15 Jan 2009 22:12:00 GMT

I just found out about the Aspiring Software Architects program for MOSS through the MSDN Architecture site. ASAP is a series of webcasts covering subject like architecting Internet facing websites, architecting for performance, scalability and availability...(read more)

Beautiful Architecture Book Digital Edition coming out today!

Παναγιώτης Καναβός — Thu, 15 Jan 2009 09:03:57 GMT

The digital edition of Diomidis Spinellis’ “ Beautiful Architecture ” book is expected to go live today. The book includes essays on some of the most interesting large scale system architecures including Facebook and Tandem. I expect everyone knows Facebook...(read more)