大约有 40,000 项符合查询结果(耗时:0.0350秒) [XML]
How to select an option from drop down using Selenium WebDriver C#?
					I was trying for my web test selecting an option. An example can be found here:  http://www.tizag.com/phpT/examples/formex.php
                    
                    
                        
                            
                                
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							jQuery select2 get value of select tag?
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$("#first").val(); // this will give you value of selected element. i.e. 1,2,3.
    
    
        
            
            
                
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							is it possible to select EXISTS directly as a bit?
					...workaround. 
If you must return a conditional bit 0/1 another way is to:
SELECT CAST(
   CASE WHEN EXISTS(SELECT * FROM theTable where theColumn like 'theValue%') THEN 1 
   ELSE 0 
   END 
AS BIT)
Or without the cast:
SELECT
   CASE
       WHEN EXISTS( SELECT 1 FROM theTable WHERE theColumn LI...				
				
				
							How can I select multiple columns from a subquery (in SQL Server) that should have one record (selec
					I Know I can select a column from a subquery using this syntax:
                    
                    
                        
                            
                                
                                        5 Answers
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							How do you find the row count for all your tables in Postgres
					...th their own tradeoffs.
If you want a true count, you have to execute the SELECT statement like the one you used against each table.  This is because PostgreSQL keeps row visibility information in the row itself, not anywhere else, so any accurate count can only be relative to some transaction.  Yo...				
				
				
							How to set variable from a SQL query?
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Using SELECT:
SELECT @ModelID = m.modelid 
  FROM MODELS m
 WHERE m.areaid = 'South Coast'
Using SET:
SET @ModelID = (SELECT m.modelid 
                  FROM MODELS m
                 WHERE m.areaid = 'South Coast')
See this...				
				
				
							What is the “N+1 selects problem” in ORM (Object-Relational Mapping)?
					The "N+1 selects problem" is generally stated as a problem in Object-Relational mapping (ORM) discussions, and I understand that it has something to do with having to make a lot of database queries for something that seems simple in the object world.
                    
                    
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							How to select the last record of a table in SQL?
					This is a sample code to select all records from a table. Can someone show me how to select the last record of that table?
                    
                    
                        
                            
                                
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							SELECT INTO a table variable in T-SQL
					Got a complex SELECT query, from which I would like to insert all rows into a table variable, but T-SQL doesn't allow it.
                    
                    
                        
                            
                                
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							Should MySQL have its timezone set to UTC?
					...the timezone will not change the stored datetime or
timestamp, but it will select a different datetime from
timestamp columns
Warning! UTC has leap seconds, these look like '2012-06-30 23:59:60' and can 
be added randomly, with 6 months prior notice, due to the slowing of
the earths rotation
GMT con...				
				
				
							