yield-keyword

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Why does calling Enumerable.First() appear to return a copy of the first item in the enumeration

Er, not quite sure how to phrase this but.. Given an IEnumerable created using yield return, containing three instances of a class, why does calling .First() seem to return a \'copy\' of the first in[详细]

2023-04-12 12:10 分类：问答
Javascript generators with the 'yield' keyword

I\'m experimenting with HTML5\'s new canvas tag, in which I render and animate some simple shapes. My canvas\'s script has the following function:[详细]

2023-03-30 04:41 分类：问答
Why is the C# compiler claiming 'use of an unassigned variable' prior to 'yield return' and dynamic?

The compiler complains that resultingThing in the code below is being used before being assigned to. private IEnumerable<IThing> FindThings(dynamic spec)[详细]

2023-03-06 17:35 分类：问答
Whats the alternative to 'yield' function in Django

The \'yield\' function streams the output to the browser i.e. it appends the value to the response. My requirement is that instead of \"appending\", is there any built in function which overwrites th[详细]

2023-02-13 22:49 分类：问答
Is it possible to use 'yield' to generate 'Iterator' instead of a list in Scala?

Is it possible to use yield as an iterator without evaluation of every value? It is a common task when it is easy to implement complex l开发者_运维技巧ist generation, and then you need to convert it[详细]

2023-01-31 21:25 分类：问答
Rails partial template rendering repeatedly when a helper method uses the yield keyword

I have seen some strange behavior when using rails with partial layouts plus a helper method coded as an iterator using the yield keyword. I am hoping someone can:[详细]

2023-01-25 10:03 分类：问答
scala for yield setting a value

I want to create a list of GridBagPanel.Constraints. I read it in the scala programming b开发者_如何学Goook, that there is a cool for-yield construction, but I probably haven\'t understood the way it[详细]

2022-12-24 22:51 分类：问答
Javascript check yield support

I read about the yield keyword in JavaScript and I need to use it in my project. I read that this keyword has been implemented start开发者_如何学Going from a certain version of JS so I think that old[详细]

2022-12-20 13:05 分类：问答