大约有 31,500 项符合查询结果（耗时：0.0153秒） [XML]
The opposite of Intersect()
..., then this should do the trick:
var nonintersect = array1.Except(array2).Union( array2.Except(array1));
This will not be the most performant solution, but for small lists it should work just fine.
share
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Add list to set?
...
With respect to sets, the | operator implements the set union operation. Both the |= operator and set.update() method apply that operation in-place and are effectively synonymous. So, set_a |= set_b could be considered syntactic sugar for both set_a.update(set_b) and set_a = set_a...
SQL Server : Columns to Rows
...types prior to applying the unpivot.
You could also use CROSS APPLY with UNION ALL to convert the columns:
select id, entityid,
indicatorname,
indicatorvalue
from yourtable
cross apply
(
select 'Indicator1', Indicator1 union all
select 'Indicator2', Indicator2 union all
select 'Indicato...
How do I find a stored procedure containing ?
...
I took Kashif's answer and union'd all of them together. Strangely, sometimes, I found results in one of the selects but not the other. So to be safe, I run all 3 when I'm looking for something. Hope this helps:
DECLARE @SearchText varchar(1000) = 'my...
How to push both value and key into PHP array
...
You can use the union operator (+) to combine arrays and keep the keys of the added array. For example:
<?php
$arr1 = array('foo' => 'bar');
$arr2 = array('baz' => 'bof');
$arr3 = $arr1 + $arr2;
print_r($arr3);
// prints:
// arr...
Define variable to use with IN operator (T-SQL)
...e IN clause.
DECLARE @list TABLE (Id INT)
INSERT INTO @list(Id)
SELECT 1 UNION ALL SELECT 2 UNION ALL SELECT 3 UNION ALL SELECT 4
SELECT
*
FROM
myTable
JOIN @list l ON myTable.myColumn = l.Id
SELECT
*
FROM
myTable
WHERE
myColumn IN (SELECT Id FROM @list)
...
Append values to a set in Python
...
You can also use the | operator to concatenate two sets (union in set theory):
>>> my_set = {1}
>>> my_set = my_set | {2}
>>> my_set
{1, 2}
Or a shorter form using |=:
>>> my_set = {1}
>>> my_set |= {2}
>>> my_set
{1, 2}
N...
How to truncate string using SQL server
...this is a long string. One that is longer than 15 characters' as col
UNION
SELECT 'short string' AS col
UNION
SELECT 'string==15 char' AS col
UNION
SELECT NULL AS col
UNION
SELECT '' AS col
) x
) y
...
How can you represent inheritance in a database?
... regardless of the subtype becomes difficult, and would require a bunch of UNIONs.
This is how you would have to query all the policies regardless of the type:
SELECT date_issued, other_common_fields, 'MOTOR' AS type
FROM policies_motor
UNION ALL
SELECT date_issued, other_common_fiel...
LINQ to SQL - Left Outer Join with multiple join conditions
... select c;
}
// Add the specified content using UNION
content = content.Union(addMoreContent);
// Exclude the duplicates using DISTINCT
content = content.Distinct();
return content;
}
catch (MyLovelyException ex...