Petr

Questions Linux Laravel Mysql Ubuntu Git Menu

HTML CSS JAVASCRIPT SQL PYTHON PHP BOOTSTRAP JAVA JQUERY R React Kotlin

Petr has asked 265 questions and find answers to 422 problems.

Stats

About

Petr questions

What does cabal's "Warning: Falling back to topdown solver for GHC < 7." mean?
How to see the content of a commit when rewording its message using 'git rebase'?
Manipulating raw IP addresses in "network" and confusion about byte order
Is there a trait for "update", similar to Function1 for apply?
Why doesn't Scala's implicit class work when one of the type parameters should be Nothing?
How to make a tail-recursive method that can also refer to itself in a non-tail-recursive way
What type is used by std::allocate_shared to allocate memory?
How to set up a different pager and color mode in Mercurial?
How to define foldM using foldr/foldl (if it is possible)?
How to implement the inverse of "intercalate" (splitting a string into pieces on a character) using functions from "base"?

Petr answers

How can I fold with state in Haskell?
Could someone provide a machines implementation of the following plan?
Lift a function with a monad parameter into a monad transformer
How to solve this in java?
Dynamic ClassLoader
Fast filtering over Bounded Enum type
Generic writer/outputter. What Reader is to Iterator, what is Writer to X?
How to work around F#'s type system
How to automatically proof that two first-order formulas are equivalent?
Haskell memory usage and IO