# \#ask-me-anything

**URL:** https://forum.modular.com/tag/ask-me-anything/14.md

[Latest](https://forum.modular.com/latest.md) · [Categories](https://forum.modular.com/categories.md) · [Tags](https://forum.modular.com/tags.md)

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## [Why doesn't Mojo have \`let\` (immutable data)? Just wondering](https://forum.modular.com/t/why-doesnt-mojo-have-let-immutable-data-just-wondering/3510)

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**Author:** [@BoldCrane38](https://forum.modular.com/u/BoldCrane38)\
**Replies:** 2\
**Last updated:** [September 20, 2026, 6:41am UTC](https://forum.modular.com/t/why-doesnt-mojo-have-let-immutable-data-just-wondering/3510 "2026-09-20T06:41:46Z")

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Why doesn’t Mojo have let (immutable data)? Just wondering

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## [Why doesn't Mojo have struct pattern (destructuring)? Just wondering](https://forum.modular.com/t/why-doesnt-mojo-have-struct-pattern-destructuring-just-wondering/3509)

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**Author:** [@BoldCrane38](https://forum.modular.com/u/BoldCrane38)\
**Replies:** 1\
**Last updated:** [September 20, 2026, 1:38am UTC](https://forum.modular.com/t/why-doesnt-mojo-have-struct-pattern-destructuring-just-wondering/3509 "2026-09-20T01:38:25Z")

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Why doesn’t Mojo have struct pattern (destructuring)? Just wondering

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## [Ask Weiwei anything about building Mojo's optimization pipeline](https://forum.modular.com/t/ask-weiwei-anything-about-building-mojos-optimization-pipeline/35)

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**Author:** [@Modular](https://forum.modular.com/u/Modular)\
**Replies:** 0\
**Last updated:** [December 6, 2024, 3:47pm UTC](https://forum.modular.com/t/ask-weiwei-anything-about-building-mojos-optimization-pipeline/35 "2024-12-06T15:47:05Z")

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## [Ask Steffi anything about efficient coroutine implementation in MLIR](https://forum.modular.com/t/ask-steffi-anything-about-efficient-coroutine-implementation-in-mlir/39)

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**Author:** [@Modular](https://forum.modular.com/u/Modular)\
**Replies:** 12\
**Last updated:** [December 13, 2024, 9:03am UTC](https://forum.modular.com/t/ask-steffi-anything-about-efficient-coroutine-implementation-in-mlir/39 "2024-12-13T09:03:56Z")

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## [Ask Joe anything about the Mojo standard library! 🔥](https://forum.modular.com/t/ask-joe-anything-about-the-mojo-standard-library/195)

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**Author:** [@Modular](https://forum.modular.com/u/Modular)\
**Replies:** 9\
**Last updated:** [December 10, 2024, 11:58pm UTC](https://forum.modular.com/t/ask-joe-anything-about-the-mojo-standard-library/195 "2024-12-10T23:58:00Z")

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Today’s the day to share any questions you have about the Mojo standard library! @joe will be answering questions throughout the day in this thread :rocket:

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## [Ask Ahmed anything about GPU programming with Mojo (LLVM Developers' Meeting 2024)](https://forum.modular.com/t/ask-ahmed-anything-about-gpu-programming-with-mojo-llvm-developers-meeting-2024/38)

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**Author:** [@Modular](https://forum.modular.com/u/Modular)\
**Replies:** 9\
**Last updated:** [December 10, 2024, 7:12pm UTC](https://forum.modular.com/t/ask-ahmed-anything-about-gpu-programming-with-mojo-llvm-developers-meeting-2024/38 "2024-12-10T19:12:40Z")

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