I have two collections: IEnumerable<int> data1 = new List<int> {101, 102, 103, 104}; IDictionary<int, int> data2 = new Dictionary<int, int> { { 101, 1 }, { 104, 0 } }; I want do to something like var newData = data2.intersect(data2, lambda expression); newData should be a collection of IEnumerable<int, bool> being the first field the… Read More c# intersection two collections returns collection with intersected index and new field

How to do an intersection of matrices correctly. I’m working in nodejs and I’m trying to compare two arrays to get the same elements i.e. an "array intersection" This is a pretty common question, actually, and even though I’ve searched and applied the resolutions you mention, I still don’t understand why I can’t. I have… Read More Nodejs: how to make intersection of two arrays of dates

I use postgre and have filed int table with type text[] and name codes, and have filterCodes type of string[]. When I query data from table I need to check that codes contains at least one element from filterCodes, I try use Intersection and Any but it don’t works. How I can do tit without… Read More EFCore array intersection

I have code that for every client $client I end up with an array of business IDs $ids[]. I can have at any point in the code I can have up to 6 clients in this function, the clients are stored in their own array inside a client object. What I am trying to figure… Read More Finding the intersection of an arbitrary number (n) of arrays (n <= 6, always), PHP

I want to check if multiple strings are within a larger string called "str_a". The following is what I currently have and it works. animals = {"giraffe", "tiger"} str_a = "A giraffe is taller than a tiger." if "giraffe" in str_a or "tiger" in f: print ("T") else: print ("F") However, I wanted to represent… Read More How to use set.intersection in an if-statement?