大约有 44,700 项符合查询结果（耗时：0.0467秒） [XML]
INSERT with SELECT
...(name, location, gid)
SELECT name, location, 1
FROM courses
WHERE cid = 2
You can put a constant of the same type as gid in its place, not just 1, of course. And, I just made up the cid value.
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How to trim white spaces of array values in php
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12 Answers
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Less aggressive compilation with CSS3 calc
...ession inside calc by default since v3.00.
Original answer (Less v1.x...2.x):
Do this:
body { width: calc(~"100% - 250px - 1.5em"); }
In Less 1.4.0 we will have a strictMaths option which requires all Less calculations to be within brackets, so the calc will work "out-of-the-box". This is an ...
PostgreSQL error: Fatal: role “username” does not exist
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edited Jun 6 at 22:57
answered Aug 12 '12 at 4:13
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How to get relative path from absolute path
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23 Answers
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How do you do a simple “chmod +x” from within python?
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201
Use os.stat() to get the current permissions, use | to or the bits together, and use os.chmod(...
Disable orange outline highlight on focus
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210
Try:
-webkit-tap-highlight-color: rgba(255, 255, 255, 0);
-webkit-tap-highlight-color: trans...
What is the significance of load factor in HashMap?
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271
The documentation explains it pretty well:
An instance of HashMap has two parameters that aff...