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How does HashSet compare elements for equality?
...th=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4...
failed to serialize the response in Web API
I was working on ASP.NET MVC web API, I'm having this error:
15 Answers
15
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Create a folder if it doesn't already exist
...$wrapper, $target ) = explode( '://', $target, 2 );
}
// from php.net/mkdir user contributed notes
$target = str_replace( '//', '/', $target );
// put the wrapper back on the target
if( $wrapper !== null ) {
$target = $wrapper . '://' . $target;
}
// safe mode ...
How to get random value out of an array?
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PHP provides a function just for that: array_rand()
http://php.net/manual/en/function.array-rand.php
$ran = array(1,2,3,4);
$randomElement = $ran[array_rand($ran, 1)];
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How to specify an area name in an action link?
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In my ASP Net Core app, I simply add the area to the html attributes like so:
@Html.ActionLink("Link Text", "ActionName", "ControllerName", new { Area = "AreaName" , id = @Model.ID, name = @Model.name })
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Read data from SqlDataReader
...r 2008 database and I am working on it in the backend. I am working on asp.net/C#
13 Answers
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What Every Programmer Should Know About Memory?
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The guide in PDF form is at https://www.akkadia.org/drepper/cpumemory.pdf.
It is still generally excellent and highly recommended (by me, and I think by other performance-tuning experts). It would be cool if Ulrich (or anyone else) wrote a 2017 update, but th...
Launching Spring application Address already in use
... yes, that was problem in eclipse. Here is how to stop Tomcat in NetBeans: stackoverflow.com/questions/543439/…
– Tomasz Mularczyk
Apr 23 '16 at 15:07
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bind event only once
... property on the object itself.
You can see it work here: http://jsfiddle.net/jfriend00/VHkxu/.
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How to insert a text at the beginning of a file?
... Why using -i ?? On man it says that it is for suffix. linux.die.net/man/1/sed
– endrigoantonini
May 15 '15 at 2:56
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