Lukas Kalbertodt

Lukas Kalbertodt has asked 173 questions and find answers to 432 problems.

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Lukas Kalbertodt questions

Concise and safe way to replace certain ASCII chars with other ASCII chars in a string
Write a function accepting wrapped constants, but only one level deep
Share local blob data between two client-only JS applications deployed on different domains
Destructure immutable reference and bind mutably in parameter list
Split implementation across multiple files/modules and keep everything as private as possible
How can I store an identifier (`proc_macro::Ident`) as a constant to avoid repeating it?
How to define a function-local type alias of the function's type parameters (or their associated types)?
What is the fastest way to swap the bytes of an unaligned 64 bit value in memory?
Kill child process while waiting for it
How to create a slice from a single element without copying that element?

Lukas Kalbertodt answers

Why does `name = *name.trim();` give me `expected struct `std::string::String`, found str`?
Pass mutable reference to an element of a vector as parameter of function alongside with that vector
What is exactly lvalue context in Rust?
Speeding up the loop
Did the Designers of Rust ever publicly say why the syntax of indexing an array is different to indexing a tuple?
Specifying lifetimes in nested iterators for flattening
Code working with elided lifetimes, not with explicit
How can I download a website's content into a string?
Get a random character from a string and append to another string
Box<X> vs move semantics on X