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Please update your bookmarks, because the new url of this blog is http://khason.net/ (you have not update RSS feeds, it will be done automatically). Why I did it? Why I decided to go to “stand-alone”… Well. there are some reasons. Generally, I do not want to explain all those here, but trust me, there are some. The main reason is, that there is no responsible person in charge for this blog platform in Microsoft Israel. This why, if your blog is popular and you have a respect to your blog visitors...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/read-and-use-fm-radio-or-any-other-usb-hid-device-from-c/ ] Last time we spoke about reading and decoding RDS information from FM receivers . Also we already know how to stream sound from DirectSound compatible devices . However, before we can do it, we should be able to “speak” with such devices. So, today we’ll spoke about detection and reading information from Radio USB adapters (actually...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/capturing-and-streaming-sound-by-using-directsound-with-c/ ] I already wrote a little about managed way to use DirectX DirectSound . Today we’ll speak about how to get sound from your microphone or any other DirectSound capturing device (such as FM receiver ) and stream it out to your PC speakers and any other DirectSound Output device. So, let’s start creating our first echo service...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/quick-silverlight-and-wpf-tip-how-to-write-program-without-xaml/ ] From the moment, 10K MIX09 contest was launched , I got more, then 20 people, asking the same question: Is it possible to have Silverlight program up and running without XAML at all? The answer is “ YES, IT IS ”. Here is how: All you need for run WPF or Silverlight application is Class inherited from System.Windows.Application...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/reading-and-decoding-rds-radio-data-system-in-c/ ] RDS or Radio Data System is very common in US and many European countries. It is communication protocol used to send small amount of digital information using regular FM radio broadcast. This protocol is used to "tell" your receiver about alternative frequencies, time, program notifications, program types, traffic information...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/how-to-pinvoke-varargs-variable-arguments-in-c-or-hidden-junk-in-clr/ ] Recently I wrote a cheat sheet for pinvoking in .NET . Shortly after I got a question in comments about how to deal with variable arguments, when it's more, then one parameter. Also what to do if those arguments are heterogeneous? Let's say, that we have following method in C: int VarSum(int nargs, ...){ va_list...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/auto-scroll-listbox-in-wpf/ ] In WinForms era it was very simple to autoscroll listbox content in order to select last or newly added item. It become a bit complicated in WPF. However, complicated does not mean impossible. As for me, Microsoft should add this feature to base ListBox implementation as another attempt to be attractive environment for LOB application. See, for example this...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/pinvoke-cheat-sheet/ ] I’m working a lot with p/invoke, and know how it’s hard to produce correct signature for unmanaged method. So, today I decided to publish basic cheat sheet for methods, parameters and attributes you should use in order to invoke unmanaged methods from managed code without a lot of problems. We start with data type translations. Here the table to understand it. Data...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/set-binding-based-on-trigger/ ] Let’s say, that you want to set binding. However, you want to set it by using some trigger. Wait! Why I need it? Let’s say, that I have some very special object, that actually has no hard-coded properties. All it’s properties are created during the runtime, based on some trigger. In this case, I still want to use binding, however, if the property does not...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/a-little-bit-about-batteries/ ] I tired to write about programming, code and similar nerd stuff. So today I’ll write about … batteries. How is it? :) Today, batteries are in use all over our life. We have a battery in our mobile phone, computer, camera, mp3 player, even microwave, alarm and hand clock. So, the main problem with batteries, scientists all over the world work about is how...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/wgs-to-utm-utm-to-wgs-conversions-geo-distance-azimuth-and-other-geographical-calculations-in-c/ ] "The reports of my death are greatly exaggerated" Since my post about leaving consulting field , I got huge amount of email with questions about all community projects, I'm leading, blogging in general and specific to the future of this blog. To make things clear, I leaved...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/configuring-and-running-mono-aspnet-35-ajaxnet-on-linux-computers/ ] Before we will start, we should install Linux. To do this, you can download any of LiveCDs with live installation. Officially, Mono supported only on one free Linux - openSuse . However, you can make it work on any RedHat (and its alternatives), OpenSolaris . It works, but unsupported on Debians, Ubuntu and Maemo. We...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/how-to-handle-thickness/ ] Yesterday, we spoke about type converters . We even, built simple generic enum converter. Today, we’ll create more complicated converter, that very missing in Silverlight – ThicknessConverter. During the post, I also explain about tokenizing values in Silverlight What is Thickness ? What is thickness in Silverlight? It’s <Border BorderThickness=”6”/> or...
[This blog was migrated. You will not be able to comment here. The new URL of this post is http://khason.net/blog/work-process-how-to-use-and-build-type-converters/ ] Today, I want to start new tag - “ Work process ”. Here I’m going to publish partial classes, fixes, small utilities, I’m building for myself or clients to help in work process. I’ll give an example : currently, I’m working on BiDi support for Silverlight 2.0 (beta 2 to RTM). During the work process, I need to write different classes...