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C# Action

A delegate in C# represents a reference type that encapsulates a method. When we declare a delegate type we specify some parameters and a return type. We can only store those methods in delegates which has same parameters and same return type. Microsoft introduced some pre-built delegates so that we don't have to declare delegates every time. Action is one of the pre-b...

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5 minutes Guide of WPF ListView ItemTemplate

ListView control in WPF is used for display a list of items. Every list view item has its own UI for display its own data. But how every listview item is rendered, it's depend on the ItemTemplate property of ListView. ItemTemplate property is used for get and set the DataTemplate of every list view item. DataTemplate defines how each item appears. You defines a single...

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BlockingCollection in C# - Introduction and Examples

BlockingCollection is a collection class which ensures thread-safety. Multiple threads can add and remove objects in BlockingCollection concurrently. It implements the producer-consumer pattern. In this pattern, there are two threads one is called producer and other is called consumer. Both threads share a common collection class to exchange data between them. BlockingC...

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ConcurrentBag in C# - Introduction and Examples

ConcurrentBag is one of the thread-safe collection classes introduced in .NET 4.0. ConcurrentBag allows you to store objects in unordered way. Contrary to ConcurrentDictionary class, it allows you to store duplicate objects. ConcurrentBag allows multiple threads to store the objects. It is optimized for scenarios where same thread act as producer and consumer. That means sam...

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ConcurrentDictionary in C# - Introduction, Examples

ConcurrentDictionary is one of five collection classes introduced in .NET 4.0. It exists in System.Collections.Concurrent namespace. ConcurrentDictionary is thread-safe collection class to store key/value pairs. ConcurrentDictionary can be used with multiple threads concurrently.  Without ConcurrentDictionary class, if we have to use Dictionary class with mult...

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ConcurrentQueue in C# - Introduction and Examples

C# ConcurrentQueue is a thread-safe collection class. It is introduced in .NET 4.0 with other concurrent collection classes. It provides a thread-safe First-In-First-Out (FIFO) data structure. You can read more about Queue here. ConcurrentQueue exists in System.Collections.Concurrent namespace ConcurrentQueue is a wrapper around generic Queue class. Queue...

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ConcurrentStack in C# - Introduction and Examples

ConcurrentStack is a thread-safe generic collection class introduced in .NET 4.0 framework. It provides a Last-In-First-Out (LIFO) data structure. You can read more about Stack here. ConcurrentStack is like wrapper around Stack class. Stack class is not thread-safe. ConcurrentStack provides thread-safety. It internally uses locking to synchronize different threads. Cr...

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C# Convert string to int

In C#, there are there ways for converting string to int. Each way has its own advantages and disadvantages. These ways are: int.Parse method int.TryParse method (Best way) Convert.ToInt32() method int.Parse method int.Parse method converts string input into integer. It takes the string input and returns int as output. static void Main(...

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C# Func

In Microsoft Framework class library, there are some built-in delegates. Action, Predicate and Func are some of them. I have explained Action and Predicate in my previous posts. Action and Predicate delegates has restrictions. Action delegate can take only parameters and does not return anything. Predicate delegate can take parameters but returns only boolean value. To ret...

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C# Generic Methods

In my previous post, I explained about Generics. C# also provides Generic Methods. We can create a method which defer the parameter data type until the method is called. These parameters are called Type parameters that means we can pass the actual data type later. Below is the example of Generic Method. static void Swap<T>(ref T input1, ref T input2) { T temp =...

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