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More than half year ago, I wrote an article about importing RSA private key in PEM format into C# RSACryptoProvider. This code was used by me for a long time until two days ago I got private key which I was unable to import due to “Bad Data” CryptographicException...
Frankly, I thought that one of basic things in windows development, such as “debagability” and “installability” of services, were changed for the last 10 years in development environments. However I was disappointed to discover, that nothing actually...
At 1996-1997, together with Internet Explorer 3.0, Microsoft released API to work with media content (for example movies). They used to call it Quartz. This was very convenience set of interfaces and thus was widely used by industry. Now we call it DirectShow...
First of all, I want to apologies for not writing. From one hand, this is not a good think for me to disappeared from development community horizons, from other hand, I am investing all my time into our better feature, which is good thing. There are too...
A question came in from one of our customers today regarding a scenario where they have interop content (such as a WebBrowser control) in their main RibbonWindow and they wanted to use the new Backstage application menu added in the latest WPF Studio...
Because of my main job and lack of human resources there, I invest less and less in community. Thus I lost my MVP title. Sorry, guys. Also a ton of management tasks in big company prevents me from actual coding. However I am still able to find some time...
One of the most common problems in WPF is memory/processor time consumption. Yes, WPF is rather greedy framework. It become even greedier when using unmanaged resources, such as memory files or interop images. To take care on it, you can implement singleton...
For the last week most of WPF disciples are discussing how to get rid of hardcoded property name string inside INotifyPropertyChanged implementation and how to keep using automatic properties implementation but keep WPF binding working. The thread was...
There are some debugger-oriented attributes in .Net, however 70% of developers not even know that they exist and 95% of them has no idea what they doing and how to use it. Today we’ll try to lid light on what those attributes doing and how to achieve...
First of all, I want to beg your pardon about the frequency of posts last time. I’m completely understaffed and have a ton of things to do for my job. This why, today I’ll just write a quick post about checksum calculation in C#. It might be very useful...
My colleague just asked me about how to reduce a number of colors in image programmatically. This is very simple task and contains of 43 steps: First of all, you have to read a source image using (var img = Image.FromFile(name)) { var bmpEncoder = ImageCodecInfo...
Today, I want to write blog post which is absolutely not related to programming. It related to math and education in general those days. During work interviews, I see a lot of people, who was absolutely unable to calculate mentally. They just can’t understand...
You wrote your .NET program, that can be used as stand alone portable application (such as it should be for Smart Client Apps), however you have to be sure, that necessary prerequisites (such as .NET framework) are installed on client’s machine. What...
Today I want to speak about two dogmas: design and functional driven programming. As the example of those two approaches, I want to introduce two Twitter clients: *Chirp by thirteen23 and TwitterFox by Naan Studio As you can see, *Chirp is state of art...
Those days me and my team work very hard toward new version of “The System”. This includes massive refactoring of all solutions, hard work with TFS (which not restricted to only adding files, but also deleting, moving, etc. other words, all stuff, which...
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