
Interactive fiddles to learn the latest .NET Skills
| Platform | Pricing | Only free issues | Publishes | Weekly | |
|---|---|---|---|---|---|
| Issues | 31 | Founded | 6 years ago | Last Issue | 8 days ago |
| Active | |||||

Nested foreach loops called. They want a divorce.
SelectMany flattens nested collections into one sequence with a single LINQ call. No temporary lists, no index juggling. orders.SelectMany(o => o.Items) hands you every item across every or...
Ever renamed a variable and forgot to update the error message that mentioned it by name? Compiler didn’t care. Users got a lie.
nameof is a C# operator that returns the string name of a variable, type, or member, resolved at compile time....
Ever wonder how much garbage your code leaves behind before the GC quietly hauls it away? There’s a method that tells you, and it’s been sitting in .NET since version 1.0.
GC.GetTotalMemory(bool forceFullCollection) returns roughly how man...
Your app can watch a file like a nosy neighbor peeking through blinds - no polling loop required.
FileSystemWatcher is a built-in .NET class that monitors a folder and fires events when files get created, changed, renamed, or deleted. No n...
Your code can spy on its own host machine without a single line of P/Invoke.
The Environment class in .NET hands you the OS version, machine name, processor count, uptime, and more, all baked in. No WMI queries, no shelling out to PowerShe...
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