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A regex to match a substring that isn't followed by a certain other substring
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(?! look ahead to see if there is not:
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.* any character except \n (0 or more times
(matching the...
How do I right align div elements?
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You can make a div that contains both the form & the button, then make the div float to the right by setting float: right;.
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When is a C++ destructor called?
...ect goes out of scope (not regarding to when an object leaves a given {block}). So, in other words, when is a destructor called on an object in a linked list?
That's up to the implementation of the linked list. Typical collections destroy all their contained objects when they are destroyed.
So, a...
Java's Interface and Haskell's type class: differences and similarities?
While I am learning Haskell, I noticed its type class , which is supposed to be a great invention that originated from Haskell.
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Can Objective-C switch on NSString?
...e switched upon.
e.g.
typedef enum{
Ace, Two, Three, Four, Five ... Jack, Queen, King
} CardType;
Done this way, Ace would be be equal to case 0, Two as case 1, etc.
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How does Chrome's “Request Desktop Site” option work?
For iOS google chrome, when a user hits the "Request desktop site" button what does the browser do to try to bring up a desktop site? I imagine some sort of header on the request that sites are looking for, or something similar?
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Virtualizing an ItemsControl?
I have an ItemsControl containing a list of data that I would like to virtualize, however VirtualizingStackPanel.IsVirtualizing="True" does not seem to work with an ItemsControl .
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What happens with constraints when a view is removed
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The constraints are removed. If you add A again, you will have to make new constraints for it, or if you save the constraints before you remove A, you can add them back. When I do something like this, I save the constraints like this for a view called view1:
self.portraitConstraints = [NSMut...
Does JavaScript have a built in stringbuilder class?
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If you have to write code for Internet Explorer make sure you chose an implementation, which uses array joins. Concatenating strings with the + or += operator are extremely slow on IE. This is especially true for IE6. On modern browsers += is usually just as fast as array j...
Integer to hex string in C++
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You can prepend the first << with << "0x" or whatever you like if you wish.
Other manips of interest are std::oct (octal) and std::dec (back to decimal).
One problem you may encounter is the fact that this produces the exact amount of digits needed to represent it. You may use setfi...