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How to sort a dictionary in C#

By Tan Lee Published on Mar 05, 2025 151

Dictionaries in C# are unordered collections where key-value pairs are not stored in any particular order. Sometimes, you might want to sort the dictionary by either its keys or values.

How to sort a list in C#

By Tan Lee Published on Mar 05, 2025 198

When you need to sort a list, you don't have to overcomplicate things.

How to Convert list to array in C#

By Tan Lee Published on Mar 05, 2025 171

The easiest way to convert a list to an array is by using the List.ToArray() method.

How to Convert an array to a list in C#

By Tan Lee Published on Mar 05, 2025 95

To convert an array to a list, the simplest and most efficient way is by using the ToList() Linq method:

How to Add Items to a List in C#

By Tan Lee Published on Mar 05, 2025 169

In C#, there are several methods available to add items to a list.

How to Read a text file line by line in C#

By Tan Lee Published on Mar 05, 2025 119

There are a couple of ways to read a text file line by line:

How to convert a List to a string in C#

By Tan Lee Published on Mar 05, 2025 104

There are two efficient methods for converting a List<T> to a string:

How to use String.Join() in C#

By Tan Lee Published on Mar 05, 2025 107

You can utilize String.Join() to convert a collection of items into a single string with a specified separator (like a comma).

Default access modifiers in C#

By Tan Lee Published on Mar 05, 2025 90

In C#, classes (and other types) have internal access by default, while class members (methods, properties, fields) are private by default.

internal vs protected in C#

By Tan Lee Published on Mar 05, 2025 88

The access modifiers public and private are straightforward: public means everything has access, while private restricts access solely to the class itself.

Synchronous operations are disallowed

By Tan Lee Published on Mar 04, 2025 122

When performing a synchronous I/O operation in ASP.NET Core (such as writing to a file), you may encounter the following exception:

How to convert hex string to byte array in C#

By Tan Lee Published on Mar 04, 2025 136

You can convert a hex string to a byte array in C# using a lookup table and bitwise operations for efficiency.

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