大约有 43,000 项符合查询结果（耗时：0.0584秒） [XML]
Apply function to all elements of collection through LINQ [duplicate]
... really understood the urge people have to do that. A foreach loop is more readable to my eyes; having a separation between the "functional" part that gets the data and the "action" part that operates on it helps clarify the structure of algorithms.
– mqp
May 5...
Fastest way to determine if record exists
...ou may want to also apply the NoLock hint to ensure it is not blocked when reading.
SELECT CASE WHEN EXISTS (SELECT 1
FROM dbo.[YourTable] WITH (NOLOCK)
WHERE [YourColumn] = [YourValue])
THEN CAST (1 AS BIT)
ELSE CAST (0 AS BIT) END
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How do I scroll to an element using JavaScript?
...to use
element.scrollIntoView(). (Supported on IE 6). You can most likely (read: untested) pass in options without any side effects.
These can of course be wrapped in a function that behaves according to which browser is being used.
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Call PowerShell script PS1 from another PS1 script inside Powershell ISE
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You may have found the answer for it already, but here is what I do.
I usually place this line at the beginning of my installation scripts:
if(!$PSScriptRoot){ $PSScriptRoot = Split-Path $MyInvocation.MyCommand.Path -Parent } #In case if $PSScriptRoot is empty ...
Detailed 500 error message, ASP + IIS 7.5
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The system.webServer section is read by IIS 7+ even when running classic ASP
– Tim Lewis
Oct 25 '13 at 18:57
2
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Is JavaScript supported in an email message?
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No, generally speaking email readers do not allow javascript.
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How do android screen coordinates work?
...image presents both orientation(Landscape/Portrait)
To get MaxX and MaxY, read on.
For Android device screen coordinates, below concept will work.
Display mdisp = getWindowManager().getDefaultDisplay();
Point mdispSize = new Point();
mdisp.getSize(mdispSize);
int maxX = mdispSize.x;
int maxY = ...
White space showing up on right side of page when background image should extend full length of page
..., column for Bootstrap, including a discussion of this and other problems, read this (no I didn't write it): helloerik.com/…
– james
Jun 14 '15 at 2:22
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How is Racket different from Scheme?
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delimited continuations (more general than call/cc)
continuation marks
threads
places
ffi
The module and macro system are much more general than the RnRS specification.
Together with #lang reader/language specification makes it possible to define custom languages (with custom syntax) and use the...
Quick and easy file dialog in Python?
...n that it's exactly the answer I was looking for when I came across this thread).
– Andrew
Jan 15 '13 at 12:45
2
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