大约有 41,000 项符合查询结果（耗时：0.0652秒） [XML]
get NSDate today, yesterday, this Week, last Week, this Month, last Month… variables
..., yesterday, this Week, last Week, this Month, last Month variables ready for comparison for headers to be added on UITableView's titleForHeaderInSection
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How to dynamically create a class?
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Yes, you can use System.Reflection.Emit namespace for this. It is not straight forward if you have no experience with it, but it is certainly possible.
Edit: This code might be flawed, but it will give you the general idea and hopefully off to a good start towards the goal.
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Multiple GitHub Accounts & SSH Config
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Andy Lester's response is accurate but I found an important extra step I needed to make to get this to work. In trying to get two profiles set up, one for personal and one for work, my ~/.ssh/config was roughly as follows:
Host me.github.com
HostName github.com
Preferr...
Can git automatically switch between spaces and tabs?
I use tabs for indentation in my python programs, but I would like to collaborate (using git) with people who use spaces instead.
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What exactly is Python's file.flush() doing?
I found this in the Python documentation for File Objects :
4 Answers
4
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How do I run IDEA IntelliJ on Mac OS X with JDK 7?
...EA IntelliJ, 11. But it doesn't seem to start without JDK 6. Is there any workaround?
5 Answers
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How to print something without a new line in ruby
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For your information. STDOUT.flush flushes any buffered data within ios to the underlying operating system. $STDOUT.print "no newline" $STDOUT.flush produce no newline
– Metropolis
Dec 21...
Why does (1 in [1,0] == True) evaluate to False?
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Python actually applies comparison operator chaining here. The expression is translated to
(1 in [1, 0]) and ([1, 0] == True)
which is obviously False.
This also happens for expressions like
a < b < c
which translate to
(a < b) and (b < c)
(wi...
On Duplicate Key Update same as insert
... the same as your new ones, why would you need to update it in any case?
For eg. if your columns a to g are already set as 2 to 8; there would be no need to re-update it.
Alternatively, you can use:
INSERT INTO table (id,a,b,c,d,e,f,g)
VALUES (1,2,3,4,5,6,7,8)
ON DUPLICATE KEY
UPDATE a=a, b=...
How to handle configuration in Go [closed]
...m wondering: what is the preferred way to handle configuration parameters for a Go program (the kind of stuff one might use properties files or ini files for, in other contexts)?
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