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Getting started with WPF validation by solidus

In this post we are going to see how we can validate input controls in WPF 1.  Gettting started Create a new WPF application and add the following controls: It should look like this: Finally, change the code behind so that it looks like this:  ...
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Creating applications with plug-in support by solidus

In order to let your application to have plug-in support, you need to follow these steps: Create an interface that every plug-in will implement Choose a place in which the plug-ins will reside Make your application find those plug-ins and invoke their...
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Beginning with windows mobile SDK by solidus

Recently, i purchased a samsung omnia in a very good price and decided to create a small application for it. All i needed was the windows mobile SDK 6.0 professional and windows Mobile 6.5 Developer Tookit . Thankfully, i finished my application and decided...
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CSS Tips – Tip 2 – Stretch background image by solidus

Today is a special day, do you know why ? Because i am finally able to put my favorite band’s album cover as a background image on my web site and let it stretch so that it covers the whole page without any loops. Do you want to know how ? Lets have a...
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<?php include(…) ?>: strange extra white space at the beginning of page by solidus

Well, recently i took my first steps with php, created a header, a footer, saved them as UTF-8 pages, and included them in each page. By the time i tested my web application for the first time, i recognized a strange extra white space at the beginning...
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Unit Testing by solidus

One of the worst things a developer is anxious for is being sure that their application is fully correct. There are many ways to test your applications Using messages to test if your procedures are correct Setting breakpoints in order to debug your application...
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IKVM: Write Java with C# by solidus

Recently, i had a project in which i had to use weka for data mining, but the only libraries i found can only be used with Java, so i wondered if i could use C# instead of Java. I began searching for such a tool and found the IKVM ( http://www.ikvm.net...
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WPF και Facebook + Twitter training για τους συμμετέχοντες του Imagine Cup 2010 by solidus

Την περασμένη Παρασκευή έλαβε χώρα το training για το Windows Presentation Foundation (WPF) και χθες το training για τα Facebook και Twitter APIs. Καλή συνέχεια στους συμμετέχοντες, happy coding and may the force be with you !! Τα links με το υλικό του...
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CSS Tips - Tip 1: IE specific css by solidus

Have you ever found yourself in a situation in which you want to add a css style only for IE ? If yes, today is your lucky day. Have a look at this example: #myDiv { padding-top: 10px; height: 40px; } /* css style for all browsers */ html>body #myDiv...
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SolidTube: A new Youtube desktop client by solidus

Recently, i started searching for a new API to play with, hopefully i found the Youtube REST API, so i decided to create a desktop client with it. Here’s how it works: You enter a title to search: Click on the title of the video you want: And voila, you...
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WPF Youtube player user control by solidus

Today, i had a fine idea to create a Youtube desktop client, but first, i had to create a user control in order to embed youtube video player in a window. An example: You can download this user control from codeplex (source code available). a2a_linkname...
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Download file using ASP.NET by solidus

Well, ASP.NET gives us an upload control, but what happens when we like to download a file ? One way is to add an anchor link (<a>…</a>) pointing to a file, in this case, when users click on the link, are able to download the specified file...
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WPF Toolkit Tutorial – Part 2 by solidus

In the last episode , we saw what we can do with WPF toolkit’s charts, today, we are going to see the last masterpiece of this tutorial: The DataGrid . If you have worked previously with windows forms, you certainly know the DataGrid, if not, then i’ll...
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Visual Studio Setup Project: How to add Uninstall option by solidus

I suppose you have made, at least once, a setup project to deploy your application, using visual studio’s special setup project template. As you already know, every program you install in your computer has an option to let you uninstall it. But, visual...
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Microsoft Surface SDK tutorial: how to create an application that lists your friends’ tweets by solidus

Today, we are going to see a small tutorial for the new  microsoft surface SDK. You need to download the microsoft surface SDK and the LINQ to Twitter API in order to read the tweets. After installing the SDK, open visual studio, click on File –>...
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