3
votes
1answer
293 views

Algorithm to optimize grouping

I would like to know if there's a known algorithm or best practice way to do the following: I have a collection with a subcollection, for example: R1 R2 R3 -- -- -- M M M N N L L A What i ...
58
votes
11answers
6k views

Why is the use of abstractions (such as LINQ) so taboo?

I am an independent contractor and, as such, I interview 3-4 times a year for new gigs. I am in the midst of that cycle now and got turned down for an opportunity even though I felt like the ...
7
votes
2answers
1k views

Does LINQ require significantly more processing cycles and memory than lower-level data iteration techniques?

Background I am recently in the process of enduring grueling tech interviews for positions that use the .NET stack, some of which include silly questions like this one, and some questions that are ...