yield
Problem with Ruby blocks
What is wrong in the code? def call_block(n) if n==1 return 0 elsif n== 2 return 1 else yield return call_block(n-1) + call_block(n-2)[详细]
2023-01-27 03:10 分类:问答Calling IronRuby from C# with a delegate
Is it possible to call an IronRuby method from C# with a delegate as parameter in such a way that yield would work?[详细]
2023-01-25 10:27 分类:问答Abuse yield to avoid condition in loop
I need to search for the first, last, any, or all occurence of something in something else. To avoid repeating myse开发者_JAVA百科lf (DRY) I came up with the following solution.[详细]
2023-01-25 10:22 分类:问答How to escape value returned by a yield
I recently had a problem to escape value returned by a yield in a template. In my layout, i yield the meta description so that i can define it from my template[详细]
2023-01-23 20:46 分类:问答Find how many yields and their names
Is there a way in Rails to find out how many yields have been defined in a layout along with their corresponding n开发者_运维问答ames?grep -c yield < layout.html.erb[详细]
2023-01-22 11:17 分类:问答Yield and freeing Memory
I have WCF web service that I use to send images from my Windows Mobile client app to my server. When I try to send the images I can\'t load all of them from my database at the same time or I will ge[详细]
2023-01-21 05:24 分类:问答how to pass a Ruby iterator as a parameter?
I\'d like to write a method that yields values in one place and pass it as a parameter to another method that will invoke it with a block.I\'m convinced it can be done but somehow I\'m not able to fin[详细]
2023-01-21 04:53 分类:问答generator/block to iterator/stream conversion
Basically I want to convert this: def data(block: T => Unit) to a Stream (dataToStream is a hypothetical function that do this conversion):[详细]
2023-01-17 10:18 分类:问答Returning paged results from WebMethod?
I need to create WebMethod that will get some data from db and return that to the client. Now, assume that the amount of data is huge, so I\'d like to take and return data in parts.[详细]
2023-01-15 22:22 分类:问答Rails yield - content_for problem
I have the following requirement. Ex: There is a transaction table where it has columns say, transaction_name and amount. I want to loop through the transactions and display their details (transacti[详细]
2023-01-14 22:19 分类:问答