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Linq Syntax - Selecting multiple columns
...> x.EMAIL == givenInfo || x.USER_NAME == givenInfo)
.Select(x => new { x.EMAIL, x.ID });
AFAIK, the declarative LINQ syntax is converted to a method call chain similar to this when it is compiled.
UPDATE
If you want the entire object, then you just have to omit the call to Select(), i....
Why are exclamation marks used in Ruby methods?
...ng
puts foo # prints unchanged foo
puts bar # prints newly created bar
This outputs:
A STRING
a string
Keep in mind this is just a convention, but a lot of Ruby classes follow it. It also helps you keep track of what's getting modified in your code.
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What is unit testing? [closed]
...r roof not test it? Should the doctor replacing a heart valve not test the new valve? Only a programmer can test that his code does what he intended it to do (QA can test edge cases - how code behaves when it's told to do things the programmer didn't intend, and the client can do acceptance test - d...
windowSoftInputMode=“adjustResize” not working with translucent action/navbar
I have problems with the translucent actionbar/navbar in the new Android KitKat (4.4) and the windowSoftInputMode="adjustResize" .
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What is stdClass in PHP?
...jects in PHP. This can be demonstrated fairly easily:
class Foo{}
$foo = new Foo();
echo ($foo instanceof stdClass)?'Y':'N';
// outputs 'N'
I don't believe there's a concept of a base object in PHP
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iOS 7 style Blur view
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The best new Way to get a blured Overlay is to use the new iOS 8 Feature UIVisualEffectView.
UIBlurEffect *effect = [UIBlurEffect effectWithStyle:UIBlurEffectStyleLight];
UIVisualEffectView *bluredView = [[UIVisualEffectView alloc] ...
“No backupset selected to be restored” SQL Server 2012
...tupid enough to mix up the versions - however, I didn't realize that on my new server, a SQL Server 2005 instance was already installed from birth named SQLEXPRESS. When trying to restore my SQL Server 2008 R2 backed up database in SSMS 2012 to the SQLEXPRESS instance, the list of backup sets was em...
SQL NVARCHAR and VARCHAR Limits
All, I have a large (unavoidable) dynamic SQL query. Due to the number of fields in the selection criteria the string containing the dynamic SQL is growing over 4000 chars. Now, I understand that there is a 4000 max set for NVARCHAR(MAX) , but looking at the executed SQL in Server Profiler for the ...
What does java:comp/env/ do?
...>
</bean>
Then you can access it directly using:
Context ctx = new InitialContext();
DataSource ds = (DataSource)ctx.lookup("java:comp/env/foo");
or you could make an intermediate step so you don't have to specify "java:comp/env" for every resource you retrieve:
Context ctx = new Init...
Why doesn't list have safe “get” method like dictionary?
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i like this one, though it requires the creation of a new sub-list first.
– Rick supports Monica
Mar 27 '18 at 13:09
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