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The relationship could not be changed because one or more of the foreign-key properties is non-nulla
... I GetById() on an entity and then set the collection of child entities to my new list which comes from the MVC view.
20 An...
Are class names in CSS selectors case sensitive?
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Whoa this is exactly the opposite of what my jsfiddle test indicates. There the div and DIV selectors both matched the <div>, but the id and the class name selectors had to be exactly case sensitive. Unless I misunderstood your answer?
– R...
How to convert a string from uppercase to lowercase in Bash? [duplicate]
...ners-Guide/html/sect_03_04.html Section 3.4.5.
– Jeremy
Jun 5 '15 at 20:55
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What does = +_ mean in JavaScript
...+ and _ is variable name.
like:
i = + 5;
or
j = + i;
or
i = + _;
My following codes will help you to show use of =+ to convert a string into int.
example:
y = +'5'
x = y +5
alert(x);
outputs 10
use: So here y is int 5 because of =+
otherwise:
y = '5'
x = y +5
alert(x);
outputs ...
Giving a border to an HTML table row,
...tly understandable. This site is about giving people the best answers, not my rep :)
– takendarkk
Dec 9 '14 at 18:39
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How do I use ROW_NUMBER()?
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For the first question, why not just use?
SELECT COUNT(*) FROM myTable
to get the count.
And for the second question, the primary key of the row is what should be used to identify a particular row. Don't try and use the row number for that.
If you returned Row_Number() in your ma...
How to comment a block in Eclipse?
... PC, but on a Mac the shortcuts may all be Cmd instead. I don't have a Mac myself, so can't easily check.
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Get time in milliseconds using C#
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This answer saved my life. Got similar code but doesn't work. Couldn't figure out why. Then I saw the long datatype in front of milliseconds. Using int certainly gonna overflow.
– FisNaN
Mar 28 '18 at 21...
Get list of a class' instance methods
... When i try print TestClass.new.instance_methods, i get this error my_class.rb:10:in <main>: undefined method instance_methods for #<TestClass:0x96b9d20> (NoMethodError)
– Vladimir Tsukanov
Jun 24 '11 at 14:04
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Delete all rows in an HTML table
...n — That's somewhat subjective. There are plenty of libraries out there (my personal preference would be to use YUI 3 these days) should someone with this problem want to solve this problem with one of them. The principles are going to be the same no matter which huge chunk of third party code you...