Learn to programme in C# over the course of 24 episodes, Bob Tabor fromwww.LearnVisualStudio.net will teach you the fundamentals of C# programming. Learn the skills and concepts applicable to video games, mobile environments, and client applications. The following tutorials and videos walk you through getting the tools, writing code, debugging features, customizations and much more! Each [...]
Do you want to hide your list of friends from people in it? Facebook offers facility to stop showing them on your Profile or Timeline. This post will show you how to hide them both in the old Profile and in the new Timeline. How to do it in the old Profile Once you have [...]
A potentially dangerous Request.Path value was detected from the client (?). Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code. Exception Details: System.Web.HttpException: A potentially dangerous Request.Path value was detected from the client (?). Source [...] ...
Microsoft HoloDesk 3D: The Latest In Desktops The 3D rendered scene is then displayed through a half silvered mirror and this allows people to reach under the mirror and interact with the projected 3D objects in various ways. Did I lose you at the Holodesk point? If so, then take a hop, skip and jump [...]
Cambridge University demonstrate inkjet-printed graphene electronics Inks augmented with graphene polymer to overcome traditional shortcomings of printed electronics. Students at the University of Cambridge have managed to overcome the typical issues with inkjet-printed electronics by augmenting the polymers with graphene, the “wonder-material of the moment”, reports the MIT-published Technology Review. Traditional inkjet printed electronics, including digital [...] ...
When creating a Facebook application for Windows Phone, pretty much since the implementation of authentication, such as OAuth, is convenient to use the SDK. Public places, Http://Facebooksdk.codeplex.com Previous versions are not compatible with Windows Phone 7.0, download the complete source code, open the solution file in VS for WP7, I had time to rebuild the OS version [...]
This sample shows how an AJAX browser application can receive asynchronous data notifications from a WCF service exposed using the HTTP polling duplex protocol that shipped in Microsoft Silverlight 3. The sample code contains a reusable, standalone JavaScript library (sl3duplex.js) which implements the client side of the polling duplex protocol. The full source code and Visual [...]
Here’s a stored procedure named, SearchAndReplace, that searches through all the character columns of all tables in the current database, and replaces the given string with another user provided string. It accepts a search string and a replace string as input parameters, goes and searches all char, varchar, nchar, nvarchar columns of all tables (only [...] ...
If you are working with VS 2010 (any Edition) and cannot open your 2010 solution on VS 2008 then just follow these 3 Steps: For <PROJECT_NAME>.sln: 1. Open the solution file in your favorite text editor (ex: notepad++). 2. Find the Following: Microsoft Visual Studio Solution File, Format Version 11.00. # Visual Studio 2010. Replace [...] ...
Assuming we are comparing tables A and B, and the primary key of both tables is ID: SELECT MIN(TableName) as TableName, ID, COL1, COL2, COL3 … FROM ( SELECT ‘Table A’ as TableName, A.ID, A.COL1, A.COL2, A.COL3, … FROM A UNION ALL SELECT ‘Table B’ as TableName, B.ID, B.COL1, B.COl2, B.COL3, … FROM B ) tmp [...] ...
You might have occasion where you want to discover who finished second, the 10th most popular rock song, or the 5th highest paid employee. This is trival using nested TOP statements, but those can get pretty heavy if you are trying to get row 5,199,245 CREATE TABLE Employees ( EmployeeID INT IDENTITY(1, 1) PRIMARY KEY CLUSTERED, [...] ...