大约有 14,000 项符合查询结果(耗时:0.0429秒) [XML]

https://stackoverflow.com/ques... 

Filling a DataSet or DataTable from a LINQ query result set

...ble-where-type-not-a-datarow. Why it's not built into EF Core, I have not idea. share | improve this answer | follow | ...
https://stackoverflow.com/ques... 

Why does X[Y] join of data.tables not allow a full outer join, or a left join?

...es are supported in that syntax, not 2, iiuc. Adding the 4th seems a good idea. Let's say we add full=TRUE or both=TRUE or merge=TRUE (not sure the best argument name?) then it hadn't occurred to me before that X[Y,j,merge=TRUE] would be useful for the reasons after the BUT in FAQ 1.12. New feature...
https://stackoverflow.com/ques... 

Getting value of HTML Checkbox from onclick/onchange events

...he value. As far as I'm aware, there's no reason to do that, and I have no idea why I did. The value is changed before the click handler is called. In fact, the spec is quite clear about that. The version without setTimeout works perfectly well in every browser I've tried (even IE6). I can only assu...
https://stackoverflow.com/ques... 

How do you give iframe 100% height [duplicate]

...is so old, but position:absolute isn't necessary, in fact it's not a great idea unless you actually need to position it explicitly... just set the height on the parent container. – Wes Johnson Jan 25 '15 at 21:27 ...
https://stackoverflow.com/ques... 

Lock-free multi-threading is for real threading experts

... While this answer has a lot of good information, the headline idea that lock-free algorithms and data structures are essentially just a collection of very fine grained spinlocks is wrong. While you'll usually see retry loops in lock-free structures, the behavior is very different: locks...
https://stackoverflow.com/ques... 

REST API Token-based Authentication

...u aren't using a protocol level solution (like SSL). So it might be a good idea to provide some kind of SDK to users so at least they don't have to go through it themselves. If you need to do it this way, I find the security level appropriate (just-right-kill). Secure secret storage It depends who...
https://stackoverflow.com/ques... 

Android Fragments. Retaining an AsyncTask during screen rotation or configuration change

...ink that combination of workingness can be found anywhere else. The basic idea is as follows. There is a MainActivity class which contains a single fragment - MainFragment. MainFragment has different layouts for horizontal and vertical orientation, and setRetainInstance() is false so that the layou...
https://stackoverflow.com/ques... 

How to run .APK file on emulator [duplicate]

... Thanks. Your answer gave me an idea; i just put my apk file inside the phone and ran it. Worked like a charm. – irfandar Mar 31 '13 at 6:22 ...
https://stackoverflow.com/ques... 

jQuery & CSS - Remove/Add display:none

... Good idea to show the toggle function. Many times if you need to click something and show it, you would like the functionality to hide it too. – user3267755 Nov 5 '14 at 15:07 ...
https://stackoverflow.com/ques... 

How do you fix a bad merge, and replay your good commits onto a fixed merge?

...ether you modified the commit or removed it completely, it's always a good idea to verify that no other unexpected changes were made to your branch by diffing it with its state before the rebase: git diff master@{1} Solution 5: Filtering Branches Finally, this solution is best if you want to c...