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Escaping ampersand in URL
...dy a lot is when you need to put a URL inside of another URL. For example, if you want to post a status on Twitter:
http://www.twitter.com/intent/tweet?status=What%27s%20up%2C%20StackOverflow%3F(http%3A%2F%2Fwww.stackoverflow.com)
There's lots of reserved characters in my Tweet, namely ?'():/, so...
Determine direct shared object dependencies of a Linux binary?
...
If you want to find dependencies recursively (including dependencies of dependencies, dependencies of dependencies of dependencies and so on)…
You may use ldd command.
ldd - print shared library dependencies
...
UITapGestureRecognizer breaks UITableView didSelectRowAtIndexPath
...reRecognizer *)gestureRecognizer shouldReceiveTouch:(UITouch *)touch
{
if ([touch.view isDescendantOfView:autocompleteTableView]) {
// Don't let selections of auto-complete entries fire the
// gesture recognizer
return NO;
}
return YES;
}
That took care of it...
Why doesn't C have unsigned floats?
...for the CPU to execute. So it would be very inefficient to support it.
If C++ did support it, then you would be sometimes using an unsigned float and not realizing that your performance has just been killed. If C++ supported it then every floating point operation would need to be checked to see...
target input by type and name (selector)
...e']").each(function(){ ...
It would be better to use a CSS class to identify those that you want to select however as a lot of the modern browsers implement the document.getElementsByClassName method which will be used to select elements and be much faster than selecting by the name attribute
...
How to get instance variables in Python?
...in Python to get an array of all a class' instance variables? For example, if I have this code:
10 Answers
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Is effective C++ still effective?
... C++ development. C++0x is a
bigger language, and in some ways it's a different one, but the core
techniques for making effective use of “old” C++ are core for the
effective use of C++0x, too.
This doesn't mean that this Effective C++ is a perfect match for
C++0x. The book doesn't d...
Why doesn't the JVM cache JIT compiled code?
...It's likely that these data patterns will change during the application's lifetime, rendering the cached optimisations less than optimal.
So you'd need a mechanism to establish whether than saved optimisations were still optimal, at which point you might as well just re-optimise on the fly.
...
Which characters make a URL invalid?
...
Here's a regex that will determine if the entire string contains only the characters above: /^[!#$&-;=?-[]_a-z~]+$/
– Leif Wickland
Oct 7 '11 at 17:01
...
Delete duplicate rows from small table
...ing the physical location of the row. You can use this as a unique id even if your table does not possess a unique id. postgresql.org/docs/8.2/ddl-system-columns.html
– Eric Burel
Dec 4 '19 at 20:39
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