Variables and Mutability - The Rust Programming Language
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2026-07-21 09:47:09
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划选高亮2026-07-21 13:08:09
原文高亮摘录
“Shadowing is different from marking a variable as mut”
Whisper 随想笔记
Wait, so I can't accidentally reassign unless I use let? That's actually pretty neat.
划选高亮2026-07-21 12:59:09
原文高亮摘录
“Shadowing is different from marking a variable as mut”
Whisper 随想笔记
So shadowing keeps the variable immutable after transforms, nice safety net.
划选高亮2026-07-21 10:05:09
原文高亮摘录
“variables are immutable. This is one of many nudges Rust gives you”
Whisper 随想笔记
Rust's nudges are more like gentle prods, and honestly, they grow on you.
划选高亮2026-07-21 09:56:09
原文高亮摘录
“variables are immutable. This is one of many nudges Rust gives you”
Whisper 随想笔记
I get the safety angle, but sometimes you just need a counter without all the fuss.
划选高亮2026-07-21 09:47:09
原文高亮摘录
“variables are immutable. This is one of many nudges Rust gives you”
Whisper 随想笔记
Immutability by default feels restrictive at first, but it really does catch bugs early.
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