By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Making statements based on opinion; back them up with references or personal experience. When to use .First and when to use .FirstOrDefault with LINQ? Are there any canonical examples of the Prime Directive being broken that aren't shown on screen? Where does the version of Hamapil that is different from the Gemara come from? If the null hypothesis is never really true, is there a point to using a statistical test without a priori power analysis? Is "I didn't think it was serious" usually a good defence against "duty to rescue"? I think using Join then looping through the list would be more efficient. There are certainly ways to (ab)use LINQ to achieve the same results, but I'd consider them to be dirty hacks. Weighted sum of two random variables ranked by first order stochastic dominance. I have another List that contains the data, this just maps each element of the string array to a time when they last changed. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Since you want to change the properties of the elements in your enumeration, you should not be using linq or List.ForEach for that. According to this link: Update all objects in a collection using LINQ, you can do this: repo.getAll().Select(c => {c.B = value; return c;}).ToList(); However, How can I control PNP and NPN transistors together from one pin? At this point, the Select option is far uglier, more typing, etc. If we had a video livestream of a clock being sent to Mars, what would we see? The below is practically the same as the answer provided by Florian Schmidinger: from c in listOfCompany where c.id == 1 select c => I think I'm not undertanding LINQ well. The i.age = 10 part is not different from the item.age = 10 part. What's the cheapest way to buy out a sibling's share of our parents house if I have no cash and want to pay less than the appraised value? Adding EV Charger (100A) in secondary panel (100A) fed off main (200A). Can anyone help me with a working expression? Connect and share knowledge within a single location that is structured and easy to search. This should work Of course you can write your own ForEach extension for IEnumerable but I remember I had side-effect with it. Two MacBook Pro with same model number (A1286) but different year. How to set a value in one list when comparing it with other list Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, No offense, but this seems like using Linq for the sole purpose of using linq, not because it's actually solving a problem (as a matter of fact, it's created a problem), I may be wrong, but I thought there is no, How a top-ranked engineering school reimagined CS curriculum (Ep. Embedded hyperlinks in a thesis or research paper. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. List Manipulation in C# using Linq - Stack Overflow Making statements based on opinion; back them up with references or personal experience. The check if you have decimal places is unneccessary too, since the output will be a double anyway. Find centralized, trusted content and collaborate around the technologies you use most. It's also a violation of the expectations involved with LINQ - LINQ is about querying, which suggests there shouldn't be side effects when using LINQ, and the entire purpose here is to create side effects. rev2023.5.1.43405. rev2023.5.1.43405. Making statements based on opinion; back them up with references or personal experience.

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