大约有 44,000 项符合查询结果（耗时：0.0497秒） [XML]
SQL query to find record with ID not in another table
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216
Try this
SELECT ID, Name
FROM Table1
WHERE ID NOT IN (SELECT ID FROM Table2)
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How to suppress warnings globally in an R Script
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You could use
options(warn=-1)
But note that turning off warning messages globally might not be a good idea.
To turn warnings back on, use
options(warn=0)
(or whatever your default is for warn, see this answer)
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How do I add multiple arguments to my custom template filter in a django template?
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106
It is possible and fairly simple.
Django only allows one argument to your filter, but there's...
Why does the month argument range from 0 to 11 in JavaScript's Date constructor?
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answered Mar 31 '10 at 11:40
leonbloyleonbloy
62.5k1717 gold badges123123 silver badges166166 bronze badges
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Showing a different background colour in Vim past 80 characters
...only actual content that goes over the 80 character mark. I want to have a 100+ column Vim window open with the leftmost 80 columns using the normal background and anything past that using a slightly different background. The Vim window background should be a different color, not just text that goes...
Create JSON object dynamically via JavaScript (Without concate strings)
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157
This is what you need!
function onGeneratedRow(columnsResult)
{
var jsonData = {};
co...
What is `mt=8` in iTunes links for the App Store?
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Apple designates a number of different Media Types (mt values):
1 Music
2 Podcasts
3 Audiobooks
4 TV Shows
5 Music Videos
6 Movies
7 iPod Games
8 Mobile Software Applications
9 Ringtones
10 iTunes U
11 E-Books
12 Desktop Apps
So, to answer your question, the "mt=8" ...
How to format a number 0..9 to display with 2 digits (it's NOT a date)
I'd like to always show a number under 100 with 2 digits (example: 03, 05, 15...)
5 Answers
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How to extract public key using OpenSSL?
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192
openssl rsa -in privkey.pem -pubout > key.pub
That writes the public key to key.pub
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Why does (“foo” === new String(“foo”)) evaluate to false in JavaScript?
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126
"foo" is a string primitive. (this concept does not exist in C# or Java)
new String("foo") i...