Csharp Code Samples

For almost every Nhibernate beginner the most challenging thing to do is implement a parent child or one to many relation. There are many articles about this on the net some very basic and some highly detailed. But most samples available do not run when you download them giving all sorts of Nhibernate errors, which well obviously make no sense to someone who is using Nhibernate for the first time.

So this is my attempt at building a small Nhibernate one to many sample that will hopefully run without any issues and help in implementing basic relations using Nhibernate.

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SQL injection is one of the most common hacking methods for websites where authentication is required for accessing the website content. In this article we try to verify if linq based data access layers are truly immune to SQL injection.

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An atomic operation in computer science refers to a set of operations that can be combined so that they appear to the rest of the system to be a single operation with only two possible outcomes: success or failure (Wikipedia).

In a threaded application certain variables or objects may be shared by multiple threads. If these variables are accessed by two or more threads at the same time it will produce unpredictable results. These operations cannot be termed as atomic.

This article describes how to ensure atomic operations in a multi-threaded environment.

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Race conditions occur when two or more threads try to gain control of the same object. In a threaded application multiple instances of threads run concurrently. These threads may share some variables such as counters or some other global objects. There is every chance that multiple threads simultaneously try to write values to the same object. This is known as a race condition.

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