大约有 40,000 项符合查询结果（耗时：0.0524秒） [XML]
Nesting await in Parallel.ForEach
In a metro app, I need to execute a number of WCF calls. There are a significant number of calls to be made, so I need to do them in a parallel loop. The problem is that the parallel loop exits before the WCF calls are all complete.
...
Why should I prefer single 'await Task.WhenAll' over multiple awaits?
...n case I do not care about the order of task completion and just need them all to complete, should I still use await Task.WhenAll instead of multiple await ? e.g, is DoWork2 below a preferred method to DoWork1 (and why?):
...
How do I fetch only one branch of a remote Git repository?
I'd like to grab a single branch (not all of them) of a remote repository and create a local tracking branch that can track further updates to that remote branch. The other branches in the remote repository are very big, so I'd like to avoid fetching them. How do I do this?
...
How can I get nth element from a list?
...
Personally I can't comprehend how an at-index accessor that doesn't return a Maybe type is acceptable as idiomatic Haskell. [1,2,3]!!6 will give you a runtime error. It could very easily be avoided if !! had the type [a] -> Int ...
Should arrays be used in C++?
...to use traditional C arrays in C++, or should they be avoided, just like malloc ?
11 Answers
...
Which are more performant, CTE or temporary tables?
...
Temp tables also allows for Indexes and even Statistics which are sometimes necessary, while a CTE does not.
– CodeCowboyOrg
Sep 4 '14 at 15:30
...
How to iterate over values of an Enum having flags?
...s)Enum.Parse(typeof(Items), v)); // Boo
I adapted what Enum does internally to generate the string to instead return the flags. You can look at the code in reflector and should be more or less equivalent. Works well for general use cases where there are values which contain multiple bits.
sta...
jquery IDs with spaces
... so Elliot's answer helps tremendously, whereas glavic's offers no help at all.
– daybreaker
Jun 27 '11 at 18:59
Thank...
Java Generics Wildcarding With Multiple Classes
...
MarkymarkMarkymark
1,1091313 silver badges2323 bronze badges
...
How to completely remove a dialog on close
...
If you are using a div from the DOM, so not dynamically created, use .empty(). Then you can reuse it, if you fill the contents again offcourse.
– KoalaBear
Jul 15 '13 at 21:14
...