大约有 36,010 项符合查询结果（耗时：0.0495秒） [XML]
Sql Server string to date conversion
...
SQL Server (2005, 2000, 7.0) does not have any flexible, or even non-flexible, way of taking an arbitrarily structured datetime in string format and converting it to the datetime data type.
By "arbitrarily", I mean "a form that the person who wrote it, ...
instanceof Vs getClass( )
...formance of instanceof and getClass() == ... is different is that they are doing different things.
instanceof tests whether the object reference on the left-hand side (LHS) is an instance of the type on the right-hand side (RHS) or some subtype.
getClass() == ... tests whether the types are identi...
Proper way to use AJAX Post in jquery to pass model from strongly typed MVC3 view
... edited Feb 25 '12 at 17:21
Sandor Drieënhuizen
5,77044 gold badges3333 silver badges7777 bronze badges
answered May 12 '11 at 17:11
...
MongoDB SELECT COUNT GROUP BY
I am playing around with MongoDB trying to figure out how to do a simple
7 Answers
7
...
How to subtract X days from a date using Java calendar?
...
Taken from the docs here:
Adds or subtracts the specified amount of time to the given calendar field, based on the calendar's rules. For example, to subtract 5 days from the current time of the calendar, you can achieve it by calling:
...
delete vs delete[] operators in C++
...
If the standard doesn't define what happens when that is done, it is by definition "undefined behavior", even if your compiler deterministically does what you'd like it to do. Another compiler may do something entirely different.
...
How to bind function arguments without binding this?
...
You can do this, but best to avoid thinking of it as "binding" since that is the term used for setting the "this" value. Perhaps think of it as "wrapping" the arguments into a function?
What you do is create a function that has the...
Rails render partial with block
...r in that above post (comment by Kornelis Sietsma)
I guess render :layout does exactly what I was looking for:
# Some View
<%= render :layout => '/shared/panel', :locals => {:title => 'some title'} do %>
<p>Here is some content</p>
<% end %>
combined with:
# /...
Discard all and get clean copy of latest revision?
...he build process will have modified some files and added some files that I don't want to commit, so I have local changes and files that aren't added to the repository.
...
Determine the number of lines within a text file
...adAllLines(@"C:\file.txt").Length;
For a more efficient method you could do:
var lineCount = 0;
using (var reader = File.OpenText(@"C:\file.txt"))
{
while (reader.ReadLine() != null)
{
lineCount++;
}
}
Edit: In response to questions about efficiency
The reason I said the se...