.NET Fiddle Newsletter
Eric PopivkerInteractive 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 | |||||
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dotnetfiddle.substack.comLatest Issues
SelectMany: The LINQ Trick That Ends Your Nested Foreach Loop Era
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...
nameof: The Operator That Never Forgets a Rename
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....
GC.GetTotalMemory: The Cheapest Profiler You Already Have
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...
FileSystemWatcher: The Native File Spy You Didn't Know You Had
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 App Already Knows Everything About the Machine It's Running On
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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