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How do I make a placeholder for a 'select' box?
... This answer makes the option gray in the drop down; but not the select element.
– Bill
Feb 8 '14 at 23:01
23
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C# operator overload for `+=`?
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Overloadable Operators, from MSDN:
Assignment operators cannot be overloaded, but +=, for example, is evaluated using +, which can be overloaded.
Even more, none of assignment operators can be overloaded. I think this is because there will be an effect for the Ga...
Two sets of parentheses after function call
...
It means that the first function ($filter) returns another function and then that returned function is called immediately. For Example:
function add(x){
return function(y){
return x + y;
};
}
var addTwo = add(2);
add...
How to style dt and dd so they are on the same line?
... background: #dd0
padding: 0;
margin: 0
}
<dl>
<dt>Mercury</dt>
<dd>Mercury (0.4 AU from the Sun) is the closest planet to the Sun and the smallest planet.</dd>
<dt>Venus</dt>
<dd>Venus (0.7 AU) is close in size to Earth, (0.815 Ea...
ASP.NET MVC Razor Concatenation
...set as is, including the @ and the parentheses)... What finally worked for me was the very ungraceful id="foo" + Model.Bar.
– Ian Campbell
Jan 5 '14 at 5:46
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Can Json.NET serialize / deserialize to / from a stream?
...er(givenStreamReader) is the way to go now
– Antoine Meltzheim
Apr 18 '18 at 12:28
Thank you for taking the time to ed...
ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.al
...lso a (boolean)
array. For numpy arrays the & operation returns the elementwise-and of the two
boolean arrays.
The NumPy developers felt there was no one commonly understood way to evaluate
an array in boolean context: it could mean True if any element is
True, or it could mean True if all elem...
Database Structure for Tree Data Structure
What would be the best way to implement a customizable (meaning, a tree structure with an unknown number of level) tree data structure in a database?
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Maintain/Save/Restore scroll position when returning to a ListView
... user opens this ListView again, I want the list to be scrolled to the same point that it was previously. Any ideas on how to achieve this?
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Postgresql - change the size of a varchar column to lower length
...You'll need to figure out how to truncate those manually--so you're back some locks just on oversize ones--because if someone tries to update anything on that row it's going to reject it as too big now, at the point it goes to store the new version of the row. Hilarity ensues for the user.
VARCHAR...