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.NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.

335 mentions on Hacker News by 195 people: 30 stories, 305 comments · first 2019-12-06 · latest 2026-09-21

Mentions per year 335 mentions · busiest year 2024 (96)
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  1. …to use. Which is nice but kinda sucks too, given all the footguns they bring to the party. [1]: https://github.com/dotnet/runtime/issues/6307
    comment by magicalhippo · 2021-03-05 · in How does your programming language handle “minus zero” (-0.0)?
  2. …super exciting. Seems like this is where most of the detailed design discussion is taking place: https://github.com/dotnet/runtime/issues/45689
    comment by ripley12 · 2021-02-17 · in .NET 6 Preview 1
  3. …into some issues getting .NET 5 running well, but improvements are coming with new macOS releases. https://github.com/dotnet/runtime/issues/44897
    comment by month13 · 2021-02-16 · in The Worst Experience I've Had with an Aarch64 MacBook
  4. …on-prem setups, this is just unacceptable and doesn't even have anything to do with legacy libs. https://github.com/dotnet/runtime/issues/31570
    comment by foepys · 2021-02-13 · in How .NET container images are maintained
  5. …cases are well known (`throw\switch\fixed\try..catch\calling delegates` and some more https://github.com/dotnet/runtime/blob/master/src/coreclr/ji... ). > because it supports directly inlining IL instructions intermixed with regular code…
    comment by buybackoff · 2021-02-01 · in F# is gaining independence from .NET
  6. …also an issue with this. [0] Apple seems to intentionally break quite a lot of core APIs lately. 0: https://github.com/dotnet/runtime/issues/47584
    comment by foepys · 2021-01-30 · in "ERROR: could not open temporary file" after upgrade to Mac OS Big Sur
  7. ▲ 2
    .NET ThreadPool Blocking Mitigation
    story by Kipters · 2021-01-25 · 0 comments
  8. …, ctrl-f for this stack trace is showing the runtime reality . [1] https://github.com/dotnet/runtime/issues/2191
    comment by MaxBarraclough · 2021-01-08 · in How Tail Call Optimization Works
  9. …broken: https://github.com/MonitorControl/MonitorControl/issues/323 - Rosetta + debugger crashes: https://github.com/dotnet/runtime/issues/44958 - nmap crashes whole machine (!): https://github.com/nmap/nmap/issues/2193 - and of course the…
    comment by hedgehog · 2020-12-24 · in Big Sur 11.1 External Display Issues
  10. ▲ 1
    Support .NET 5 on Apple Silicon with Rosetta 2 emulation
    story by kristianp · 2020-11-29 · 0 comments
  11. …PAL is not that big and I don’t the steady state performance critical code paths go through it. 1: https://github.com/dotnet/runtime/tree/master/src/libraries/... 2: https://github.com/dotnet/runtime/tree/master/src/coreclr/sr...
    comment by MarkSweep · 2020-11-11 · in .NET 5.0
  12. …do a normaly fetch after a shallow clone, you can cause the server to do ever more work[4]. 1: https://github.com/dotnet/runtime/pull/35109 2: https://github.com/dotnet/runtime/blob/693c1f05188330e270b01... 3:…
    comment by MarkSweep · 2020-10-26 · in A one-line change decreased our build times by 99%
  13. …int a; float c; int b; Folks in my team didn't want to believe it at first :) Edit: found it here - https://github.com/dotnet/runtime/issues/17395 Not quite as I described but close.
    comment by cblum · 2020-09-30 · in It Is Never a Compiler Bug Until It Is
  14. If you read three, include Stephen Toub Why? > https://github.com/dotnet/runtime/graphs/contributors
    comment by tester34 · 2020-09-10 · in .NET Memory Performance Analysis
  15. ….NET 5 CoreCLR and instead adding a system that lets the Windows team plug in the marshaling stuff: https://github.com/dotnet/runtime/issues/35318 coreclr.dll is currently half a megabyte smaller than the 3.1 release.
    comment by MarkSweep · 2020-08-06 · in .NET Team Survey: Native AOT
  16. ▲ 65
    .NET Team Survey: Native AOT
    story by pjmlp · 2020-08-06 · 100 comments
  17. https://github.com/dotnet/runtime/tree/master/docs/design/co...
    comment by The_rationalist · 2020-07-27 · in Research Based on the .NET Runtime (2019)
  18. Microsoft is working on ARM64 performance for .NET 5: https://github.com/dotnet/runtime/issues/35853
    comment by MarkSweep · 2020-07-17 · in Improving Performance of PHP for Arm64 and Impact on Amazon EC2 M6g Instances
  19. …that already exists in J9 (IBM's JVM) I think. There is equivalent work for .net core here: https://github.com/dotnet/runtime/blob/master/docs/design/co... (So the title is somewhat accurate, but you have to do some digging)
    comment by shellac · 2020-07-02 · in HotSpot compiler: Stack allocation prototype for C2
  20. …is bounded by the lifetime of the allocating method, the allocation may be moved to the stack. https://github.com/dotnet/runtime/blob/master/docs/design/co...
    comment by OnlyOneCannolo · 2020-07-02 · in HotSpot compiler: Stack allocation prototype for C2
  21. ▲ 1
    Improving Credit for Community Contributions
    story by benaadams · 2020-06-24 · 0 comments
  22. It was fixed. https://github.com/dotnet/runtime/issues/8744
    comment by tecleandor · 2020-06-12 · in Why Skylake CPUs Are Sometimes 50% Slower (2018)
  23. The change in .Net Core: https://github.com/dotnet/runtime/commit/03bf95c8db9003a5925... (The implementation might be different on .Net Framework)
    comment by fowl2 · 2020-06-12 · in Why Skylake CPUs Are Sometimes 50% Slower (2018)
  24. …in one single massive .cpp file. I mean, look at it [1]. Github even refuses to display it. [1] https://github.com/dotnet/runtime/blob/master/src/coreclr/sr...
    comment by alexeiz · 2020-05-25 · in The original .NET garbage collector was written in Common Lisp
  25. ▲ 176
    Support Single-File Apps in .NET 5
    story by eatonphil · 2020-05-21 · 123 comments
  26. My understanding is that the dotnet runtime and powershell are both decent codebases. https://github.com/dotnet/runtime https://github.com/PowerShell/PowerShell
    comment by _-david-_ · 2020-05-20 · in Welcome to C# 9.0
  27. ▲ 2
    Support Single-File Apps in .NET 5
    story by flipchart · 2020-05-20 · 0 comments
  28. …latest .NET Core 3.1, SIMD support is not good enough. Compiler generates very inefficient code: https://github.com/dotnet/runtime/issues/13811 ARM Neon support is lacking. Even on PCs, in my C++ I needed instructions, both vector like…
    comment by Const-me · 2020-05-18 · in Show HN: Vrmac Graphics, a cross-platform graphics library for .NET
  29. …of fibers appear to have been considered but deemed too hard or not worth the trade-offs. See here: https://github.com/dotnet/runtime/issues/11084 The acceptable alternative was, apparently, forcing to programmers to litter their code with…
    comment by balfirevic · 2020-05-16 · in State of Loom
  30. …be talking out of my ass. [0] https://docs.microsoft.com/en-gb/dotnet/api/system.collectio... [1] https://github.com/dotnet/runtime/blob/master/src/libraries/...
    comment by Measter · 2020-05-05 · in How to trigger races reliably in the Linux kernel
  31. …relatively slow algorithms, especially for multiplication which is the relevant operation here. [1] https://github.com/dotnet/runtime/issues/14407
    comment by danbruc · 2020-04-23 · in Fast Fibonacci numbers using Monoids
  32. …on track to do so. [1] [2] [1] https://devblogs.microsoft.com/dotnet/embracing-nullable-ref... [2] https://github.com/dotnet/runtime/issues/2339
    comment by invrmkaccounts · 2020-02-05 · in C# Pattern Matching
  33. …RIP, RSP, and RFLAGS at the same time. .NET CoreCLR uses it during exception handling on Unix: https://github.com/dotnet/runtime/blob/4db72366e8e49c30d7aa6...
    comment by MarkSweep · 2020-01-17 · in Ways of Implementing a System Call
  34. …. I think the CLR has one too, but I haven't looked into it much: https://github.com/dotnet/runtime/blob/master/src/coreclr/sr...
    comment by saagarjha · 2020-01-13 · in Wasm3 – A high performance WebAssembly interpreter in C
  35. …bring along all the features users demanded. I personally love reading all the fun library code: https://github.com/dotnet/runtime/tree/master/src/libraries " First introduce Newtonsoft Json into the default .NET Core stack. Then rewrite…
    comment by huzaif · 2019-12-06 · in Deep Dive Into C# 9