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What is the behavior difference between return-path, reply-to and from?
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Now, let's describe the different "FROM"s.
The return path (sometimes called the reverse path, envelope sender, or envelope from — all of these terms can be used interchangeably) is the value used in the SMTP session in the MAIL FROM command. As you can see, this does not need to be the same ...
Update multiple columns in SQL
... design problem in general terms but there are circumstances where bulk validation / data cleaning may be required. I am currently engaged in so doing and in SQL Server 2012 you can now update more than 1 column per @John Woo answer below.
– Hilary
Aug 24 '16 a...
Change default primary key in Eloquent
...Yes
class User extends Eloquent {
protected $primaryKey = 'admin_id';
}
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What is the difference between String.Empty and “” (empty string)?
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edited Feb 23 at 3:45
Callum Watkins
2,22222 gold badges2323 silver badges4040 bronze badges
answered Sep 30 '08 at 2:02
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Determine if $.ajax error is a timeout
...ert(textstatus);
}
}
});
With jsFiddle, you can test ajax calls -- it will wait 2 seconds before responding. I put the timeout setting at 1 second, so it should error out and pass back a textstatus of 'timeout' to the error handler.
Hope this helps!
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How can I set the WiX installer version to the current build version?
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You could use Product/@Version="!(bind.FileVersion.FileId)" (replace FileId with the Id of the file from which you'd like to get the version number) and light.exe will populate the value with the version of the file referenced by the FileId.
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When should Flask.g be used?
...hange to code.
The application context is popped after teardown_request is called. (Armin's presentation explains this is because things like creating DB connections are tasks which setup the environment for the request, and should not be handled inside before_request and after_request)
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How do I format a long integer as a string without separator in Java?
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String.valueOf() calls Long.toString()
– Peter Lawrey
Jan 4 '10 at 11:00
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Mongoose query where value is not null
...oins do not exists in Mongo, that's why first you need to query the user's ids with the role you like, and after that do another query to the profiles document, something like this:
const exclude: string = '-_id -created_at -gallery -wallet -MaxRequestersPerBooking -active -__v';
// Get the ...
What is the purpose of the EBP frame pointer register?
...worthwhile?
Optimization is only worthwhile in tight loops that 1) do not call functions, 2) where the program counter spends a significant fraction of its time, and 3) in code the compiler actually will ever see (i.e. non-library functions). This is usually a very small fraction of the overall cod...