recursive-descent – Tarik Billa

Rename files to lowercase in Powershell

April 9, 2024 by Tarik

Even though you have already posted your own answer, here is a variation: dir Leaflets -r | % { if ($_.Name -cne $_.Name.ToLower()) { ren $_.FullName $_.Name.ToLower() } } Some points: dir is an alias for Get-ChildItem (and -r is short for -Recurse). % is an alias for ForEach-Object. -cne is a case-sensitive comparison. -ne … Read more

Difference between an LL and Recursive Descent parser?

January 20, 2023 by Tarik

LL is usually a more efficient parsing technique than recursive-descent. In fact, a naive recursive-descent parser will actually be O(k^n) (where n is the input size) in the worst case. Some techniques such as memoization (which yields a Packrat parser) can improve this as well as extend the class of grammars accepted by the parser, … Read more