Very popular file/folder treeview that can be used on either a dialog or a view
Latest Directory Browsers Articles
Path Picker with Network Capabilities
Thread safe Directory browser
Latest CodeGuru Developer Columns
With the addition of the C/C++ extension to Visual Studio Code, you might have what is needed in a small, cross-platform editor.
You can use Azure Cosmos DB to quickly create and query documents, key/value, and graph databases.
Learn how to serialize and deserialize XML in .NET quickly and easily. Examples are in C# and VB.NET.
Onion Architecture addresses the challenges faced with 3-tier and n-tier architectures, and provides a solution for common problems.