language-design

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Why does Kotlin's null safety not work properly with local variable initializers?
user_2947360
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58
kotlin-null-safety kotlin language-design
Concept of First-Classed Type in Idris
user_94582680
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1
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53
first-class dependent-type idris language-design
What is the purpose of dividing lists in head and tail?
user_168861350
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5
4
220
language-design f# design-patterns functional-programming
Why is there no Disjoint Set (Union Find Algorithm) implemented in most mainstream programming languages' standard library?
user_136730040
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2
1
401
standard-library language-design programming-languages
Does COBOL force the first 6 characters of a line to be numbers because it compiles easier to binary executables?
user_176415750
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2
1
121
cobol language-design assembly binaryfiles
use the format! macro with something of type Box<dyn Display + 'static>
user_176434590
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2
1
99
rust language-design unit-testing string
What's the special value of `co_yield` in contrast to a simple stateful lambda in C++20?
user_5083430
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5
1
230
c++-coroutine c++20 coroutine language-design c++
Why are access specifiers treated differently when expanding template parameters?
user_44999690
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3
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72
language-design templates c++
Why does TypeScript allow duplicate indexed properties in const declaration?
user_31204460
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4
0
86
typescript language-design
Why does JavaScript's optional chaining use undefined instead of preserving null?
user_31204460
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2
1
634
language-design javascript
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