大约有 30,000 项符合查询结果（耗时：0.0391秒） [XML]
T-SQL Cast versus Convert
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Convert has a style parameter for date to string conversions.
http://msdn.microsoft.com/en-us/library/ms187928.aspx
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Why does Boolean.ToString output “True” and not “true”
...facts about it ;)
First, this is what it says in MSDN about the Boolean.ToString() method:
Return Value
Type: System.String
TrueString if the value of this
instance is true, or FalseString if
the value of this instance is false.
Remarks
This method returns the
constan...
How to document class attributes in Python? [closed]
...stantiations. There's no provision in the Python language for creating docstrings for class attributes, or any sort of attributes, for that matter. What is the expected and supported way, should there be one, to document these attributes? Currently I'm doing this sort of thing:
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Find duplicate lines in a file and count how many time each line was duplicated?
...at does just the counting in a single pass using a prefix tree (in my case strings often have common prefixes) or similar, that should do the trick in O(n) * avg_line_len. Does anyone know such a commandline tool?
– Droggl
Nov 20 '13 at 17:27
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Use tab to indent in textarea
... cleaner to use a variable or function parameter and store the indentation char(s) there. But you know what to replace now: The +1 defines how much chars the caret is moved.
– StanE
Oct 13 '16 at 17:13
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What is the proper way to display the full InnerException?
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You can simply print exception.ToString() -- that will also include the full text for all the nested InnerExceptions.
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Oracle PL/SQL - How to create a simple array variable?
... Do I insert into tables the same way as arrays? i.e. my_array(0) := 'some string';
– Abdul
Jun 15 '16 at 15:51
@TonyA...
How to serialize a TimeSpan to XML
...[XmlElement(DataType="duration", ElementName="TimeSinceLastEvent")]
public string TimeSinceLastEventString
{
get
{
return XmlConvert.ToString(TimeSinceLastEvent);
}
set
{
TimeSinceLastEvent = string.IsNullOrEmpty(value) ?
TimeSpan.Zero : XmlConver...
How to nicely format floating numbers to String without unnecessary decimal 0?
...ise print the doubles with the minimum necessary precision:
public static String fmt(double d)
{
if(d == (long) d)
return String.format("%d",(long)d);
else
return String.format("%s",d);
}
Produces:
232
0.18
1237875192
4.58
0
1.2345
And does not rely on string manipulati...
Python datetime - setting fixed hour and minute after using strptime to get day,month,year
...or the quick reply! :) Just curious if there is a way to do it without the extra date variable? (I'm a python newbie)
– user1678031
Sep 18 '12 at 0:38
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