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C++ rand generates the same number with srand time
Random number generation in C++ in the standard libraries is generally done using “ctime” (time.h) and “cstdlib” (stdlib.h). If you are experiencing an issue where calling rand() keeps generating the same number due to similar seeds, simply call it multiple times. (See below). References Stackoverflow (blog), http://stackoverflow.com/questions/3032726/rand-generating-the-same-number-even-with-srandtimenull-in-my-main LearnCPP, http://www.cplusplus.com/reference/clibrary/cstdlib/rand/
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C++ Simple Class Implementation using Header
(The following example project was created using Microsoft Visual Studio 2008 Win32 Console Application) example header (“robot.h”): class implementation of header (“robot.cpp”): class usage example (“main.cpp”):
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OrderBy Column Name as String using Linq C# .Net Dynamic Sorting of Anonymous Types
If you’re familiar with Linq, you have undoubtedly used the popular “OrderBy” extension method. Unfortunately, this method does not accept a string value with the column name. To resolve, you can add the following small class or just the method to a generic DLL you use in your web application projects or create a new…
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Calendar Extender Highlight Current Day in C# .Net
Thanks goes to Karan from asp.net blogs. References ASP.Net (blogs), http://weblogs.asp.net/karan/archive/2010/09/20/calendar-extender-today-s-date.aspx
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Copy File With Update Progress in .Net
The process of copying a file in .Net is of course very simple and straightforward. If you want to copy multiple files and update the end user on the progress of a large file copy, or copy files asynchronously while performing other tasks in your application, you’re getting into slightly hairy territory. There are many…
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