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LINQ to SQL Left Outer Join
...table), where-as yours matches only 0-1. To do a left outer join, you need SelectMany and DefaultIfEmpty, for example:
var query = from c in db.Customers
join o in db.Orders
on c.CustomerID equals o.CustomerID into sr
from x in sr.DefaultIfEmpty()
s...
SQL Server - SELECT FROM stored procedure
...le result sets, each with its own schema. It's not suitable for using in a SELECT statement.
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Spring JPA selecting specific columns
...Spring JPA to perform all database operations. However I don't know how to select specific columns from a table in Spring JPA?
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jQuery selector regular expressions
...d or regular expressions (not sure on the exact terminology) with a jQuery selector.
10 Answers
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Sorting dropdown alphabetically in AngularJS
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Angular has an orderBy filter that can be used like this:
<select ng-model="selected" ng-options="f.name for f in friends | orderBy:'name'"></select>
See this fiddle for an example.
It's worth noting that if track by is being used it needs to appear after the orderBy filt...
A connection was successfully established with the server, but then an error occurred during the pre
... This answer could be improved by providing some possible directions for root cause analysis. Work-arounds have value, but it's more useful to know why this occurs and why the work-around works.
– laindir
Aug 8 '16 at 18:23
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Reliable method to get machine's MAC address in C#
...aces()
where nic.OperationalStatus == OperationalStatus.Up
select nic.GetPhysicalAddress().ToString()
).FirstOrDefault();
Or:
String firstMacAddress = NetworkInterface
.GetAllNetworkInterfaces()
.Where( nic => nic.OperationalStatus == OperationalStatus.Up &&...
How to delete the top 1000 rows from a table using Sql Server 2008?
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The code you tried is in fact two statements. A DELETE followed by a SELECT.
You don't define TOP as ordered by what.
For a specific ordering criteria deleting from a CTE or similar table expression is the most efficient way.
;WITH CTE AS
(
SELECT TOP 1000 *
FROM [mytab]
ORDER BY a1
)
DELET...
How do I use extern to share variables between source files?
...e protected against reinclusion, so that type
definitions (enum, struct or union types, or typedefs generally) do not
cause problems. The standard technique is to wrap the body of the
header in a header guard such as:
#ifndef FILE3B_H_INCLUDED
#define FILE3B_H_INCLUDED
...contents of header...
#e...
Good geometry library in python? [closed]
...essions over approximate floating point values. Given the amount of square roots that are usually involved in geometric computations, you can imagine how those expressions get really large and very slow.
– dusktreader
Nov 12 '15 at 22:39
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