大约有 40,000 项符合查询结果（耗时：0.0505秒） [XML]
Summarizing multiple columns with dplyr? [duplicate]
...h(funs(mean))
– piotr
Apr 25 '17 at 20:08
8
@piotr: funs(mean(., na.rm = TRUE)) instead funs(mean...
Prevent BODY from scrolling when a modal is opened
...ode base, but this is an easy fix to add it to your site.
Update 8th feb, 2013
This has now stopped working in Twitter Bootstrap v. 2.3.0 -- they no longer add the modal-open class to the body.
A workaround would be to add the class to the body when the modal is about to be shown, and remove it wh...
Return type of '?:' (ternary conditional operator)
...ue as the result of this conversion would not be an lvalue.
ISO/IEC 14882:2011 references:
3.10 [basic.lval] Lvalues and rvalues (about value categories)
5.15 [expr.cond] Conditional operator (rules for what type and value category a conditional expression has)
5.17 [expr.ass] Assignment and compou...
How can I measure the similarity between two images? [closed]
...
answered Sep 16 '08 at 20:29
Mark BMark B
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How to create a SQL Server function to “join” multiple rows from a subquery into a single delimited
...
If you're using SQL Server 2005, you could use the FOR XML PATH command.
SELECT [VehicleID]
, [Name]
, (STUFF((SELECT CAST(', ' + [City] AS VARCHAR(MAX))
FROM [Location]
WHERE (VehicleID = Vehicle.VehicleID)
FOR...
Cannot highlight all occurrences of a selected word in Eclipse
... like Notepad++ does), try the Glance plug-in for Eclipse.
As of November 2017 Glance works for Eclipse Neon and Oxygen. There was a period of time in which Neon was unsupported, and a fork appeared, but it seems unnecessary now (and abandoned).
...
SET versus SELECT when assigning variables?
...eed advantage".
– A-K
Oct 15 '10 at 20:22
2
Especially when using a While-Loop, I have seen HUGE ...
Capture key press (or keydown) event on DIV element
...r this?
– knownasilya
Nov 19 '14 at 20:06
27
tabindex is a key part, but do not set it to any val...
How to get the tag HTML with JavaScript / jQuery?
...1827/177710.
– Oliver
Apr 23 '14 at 20:46
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Rails layouts per action?
... |
edited Jun 10 '19 at 20:25
answered Jun 11 '10 at 19:58
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