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As we know, only option for web service calling in Silverlight is asynchronous and Silverlight framework does not provide any API for synchronous call. In this post, i will show how we can emulate synchronous web service call using the default asynchronous...
Uniform Naming Convention (UNC): According to wiki, UNC specifies a common syntax to describe the location of a network resource, such as a shared file, directory, or printer in Windows OS. In client-server development, we can send a server path...
The Random class defined in the .NET Framework provides functionality to generate pseudo-random number. According to MSDN, the current implementation of the Random class is based on Donald E. Knuth's subtractive random number generator algorithm. The...
In client server development, we need this feature in many situations including: When client starts before server, it should periodically check whether server is UP or not. As soon as it gets server is up, it will connect with it to do its own business...
When we write client server or peer to peer application, a frequent task is to find the first IP4 address of local machine. A machine has multiple types of addresses besides IP4 and IP6. For this reason, we will first get the address list of the machine...
IPv4 address has two basic parts: the network part and the host part. As we know, if network potions of two IPs are same, they are in the same network. By performing and operation between subnet mask and IP address, we can get the network portion...
IP4 addresses are categorized into 5 classes. For the first three classes we have predefined subnet mask. So if we can detect the class of an IP address , we can determine the corresponding subnet mask. The address ranges used for each class are...
According to Wiki, the term IP (Internet Protocol) address spoofing refers to the creation of IP packets with a forged (spoofed) source IP address with the purpose of concealing the identity of the sender or impersonating another computing system. For...
We were developing an application, which emulates the functionality of a real time device. In this application, we need real time event; we pool the service by a certain time interval and need to send some key presses. Moreover, we have a large number...
This scheduler is not a time-based scheduler. It schedules the user tasks according to scheduling policy; scheduling policy is First Come First Serve. It performs the following tasks: It decides which request to execute...
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