大约有 32,000 项符合查询结果(耗时:0.0458秒) [XML]
LINQ To Entities does not recognize the method Last. Really?
... thing).
There is an easy way around it though, just order descending and then do a First(), which is what you did.
EDIT:
Other providers will possibly have different implementations of SELECT TOP 1, on Oracle it would probably be something more like WHERE ROWNUM = 1
EDIT:
Another less efficient...
how to implement regions/code collapse in javascript
...GION_END, lastIndex)
If startIndex = -1 AndAlso endIndex = -1 Then
Exit Do
End If
If startIndex <> -1 AndAlso startIndex < endIndex Then
startRegions.Push(startIndex)
lastIndex = startIndex + 1
...
Find the min/max element of an Array in JavaScript
...
If you are concerned about speed, the following code is ~3 times faster then Math.max.apply is on my computer. See http://jsperf.com/min-and-max-in-array/2.
function arrayMin(arr) {
var len = arr.length, min = Infinity;
while (len--) {
if (arr[len] < min) {
min = arr[len];
}...
What is the difference between the mouseover and mouseenter events?
...the Inner element in this example, a mouseover event will be sent to that, then trickle up to Outer. This can trigger our bound mouseover handler at inopportune times. See the discussion for .mouseenter() for a useful alternative.
...
NULL values inside NOT IN clause
...vior of SQL server, because if it expects NULL-comparison using "IS NULL", then it should expand IN clause to that same behavior, and not stupidly apply the wrong semantics to itself.
– OzrenTkalcecKrznaric
Sep 15 '16 at 9:47
...
How to duplicate a whole line in Vim?
... what you deleted into a clipboard-like "register", like a cut operation)
then
p to paste the copied or deleted text after the current line
or
P to paste the copied or deleted text before the current line
share
|
...
Why use finally in C#?
...
better then mine, was at work and didn't want to spend ten minutes answering it in detail. +1
– Matt Briggs
Feb 13 '09 at 22:23
...
Split files using tar, gz, zip, or bzip2 [closed]
...reassemble the file. You can use copy /b file1 + file2 + etc.. on Windows, then copy back to Linux and tar can read the reassembled tarball. I just tried it.
– Brian
Mar 13 '14 at 15:58
...
What's the actual use of 'fail' in JUnit test case?
...lass)
However, this won't work if you also want to inspect the exception, then you still need fail().
share
|
improve this answer
|
follow
|
...
Why is “int i = 2147483647 + 1;” OK, but “byte b = 127 + 1;” is not compilable?
...oercions (*). You have to add a typecast
byte b = (byte)(127 + 1);
and then it compiles.
(*) at least not of the kind String-to-integer, float-to-Time, ... Java does support coercions if they are, in a sense, non-loss (Java calls this "widening").
And no, the word "coercion" did not need corr...
