大约有 47,000 项符合查询结果（耗时：0.2356秒） [XML]
LINQ to read XML
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edited Jul 18 '19 at 13:07
Simone Buralli
344 bronze badges
answered Mar 22 '09 at 4:53
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What happens with constraints when a view is removed
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edited Sep 4 '13 at 15:50
answered Sep 4 '13 at 15:44
rde...
Can you add new statements to Python's syntax?
...y, have an until statement, which is the complement to while (until num == 0 is equivalent to while num != 0). In Ruby, I can write:
num = 3
until num == 0 do
puts num
num -= 1
end
And it will print:
3
2
1
So, I want to add a similar capability to Python. That is, being able to write:
num...
Convert Time from one time zone to another in Rails
...pment environment (Rails 2.3.2)
>> now = DateTime.now.utc
=> Sun, 06 Sep 2009 22:27:45 +0000
>> now.in_time_zone('Eastern Time (US & Canada)')
=> Sun, 06 Sep 2009 18:27:45 EDT -04:00
>> quit
So for your particular example
Annotation.last.created_at.in_time_zone('Easter...
C# Error: Parent does not contain a constructor that takes 0 arguments
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203
Since you don't explicitly invoke a parent constructor as part of your child class constructor,...
Ruby Arrays: select(), collect(), and map()
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edited Oct 23 '18 at 21:01
SgtPooki
8,87155 gold badges2929 silver badges4040 bronze badges
answered M...
mongodb find by multiple array items
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170
Depends on whether you're trying to find documents where words contains both elements (text and ...
Serializing an object to JSON
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answered Feb 17 '09 at 20:16
Mike_GMike_G
14.1k1111 gold badges6060 silver badges9292 bronze badges
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How do I reset a sequence in Oracle?
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Here is a good procedure for resetting any sequence to 0 from Oracle guru Tom Kyte. Great discussion on the pros and cons in the links below too.
tkyte@TKYTE901.US.ORACLE.COM>
create or replace
procedure reset_seq( p_seq_name in varchar2 )
is
l_val number;
begin
exe...
How to save as a new file and keep working on the original one in Vim?
...n file.
– loevborg
Nov 21 '13 at 13:04
2
@Ioevborg when is that not the case? I just :w fname wit...