deferred-execution

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LINQ: using IEnumerable.Count() or IList.Count for better performance

Based on the following code: var grouped = filters.GroupBy(p => p.PropertyName); int numOfRowElements = grouped.Count();[详细]

2023-04-10 16:57 分类：问答
Fine-grained control of deferred execution when implementing IQueryable<T>

I am implementing IQueryable, and so far have only implemented an expression visitor for \'Where\' calls and everything else is currently unsupported. The expression is translated into native T-SQL. I[详细]

2023-03-31 09:56 分类：问答
Using LINQ .Select() to cast into new type is TOO slow?

Current project, broke head over this problem: Client Repository: public class ClientRepository { // Members[详细]

2023-03-27 17:24 分类：问答
Getting Count() with deferred execution and lazy loading

I have some code that uses deferred execution and lazy loading: public static IEnumerable<XElement> GetStreamElementP(string fileId, ListProgressEventHandler progressHandler, int total)[详细]

2023-03-16 04:58 分类：问答
Understanding jQuery Deferred.pipe()

I am trying to implement the jQuery Deferred.pipe() method for the following scenario: Add a user in DB via $.ajax()[详细]

2023-03-04 18:36 分类：问答
does putting Linq query inside a method affect deferred excecution?

Linq query is not executed until the sequence returned by the query is actually iterated. I have a query that is used repeatedly, so I am going to encapuslate it inside a method. I\'d like to know i[详细]

2023-02-28 10:42 分类：问答
Built in .Net IEnumerable class that defers execution?

I was about to build my own IEnumerable class that performs some action on all items the first time something iterates over it then I started wondering, does the framework already have something that[详细]

2023-02-21 03:18 分类：问答
What is a browser event loop?

I have been doing some web application programming using GWT and have been confused by the term \"browser event loop\".[详细]

2023-02-19 08:43 分类：问答
GWT - Implement programmatic tab selection of a TabLayoutPanel and then scroll to a particular element contained in the tab?

I have a TabLayout panel with 2 tabs. I would like to programmatically select the 2nd tab and then scroll to a particular element within the tab. This is how my code looks like:[详细]

2023-02-19 08:18 分类：问答
How exactly does <script defer="defer"> work?

I have a few <script> elements, and the code in some of them depend on code in other <script> elements. I saw the defer attribute can come in handy here as it allows code blocks to be post[详细]

2023-02-16 00:31 分类：问答