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Why can lambdas be better optimized by the compiler than plain functions?
In his book The C++ Standard Library (Second Edition) Nicolai Josuttis states that lambdas can be better optimized by the compiler than plain functions.
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Retrieve the position (X,Y) of an HTML element relative to the browser window
I want to know how to get the X and Y position of HTML elements such as img and div in JavaScript relative to the browser window.
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Django TemplateDoesNotExist?
My local machine is running Python 2.5 and Nginx on Ubuntu 8.10, with Django builded from latest development trunk.
20 Answ...
Inheritance and Overriding __init__ in python
I was reading 'Dive Into Python' and in the chapter on classes it gives this example:
5 Answers
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nginx server_name wildcard or catch-all
...er domain requests to go to a single index.php - I have loads of domains and subdomains and it's impractical to list them all in an nginx config.
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performSelector may cause a leak because its selector is unknown
...s for a reason. It's very rare that this warning should simply be ignored, and it's easy to work around. Here's how:
if (!_controller) { return; }
SEL selector = NSSelectorFromString(@"someMethod");
IMP imp = [_controller methodForSelector:selector];
void (*func)(id, SEL) = (void *)imp;
func(_contr...
SQL, Postgres OIDs, What are they and why are they useful?
I am looking at some PostgreSQL table creation and I stumbled upon this:
4 Answers
4
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How do I get textual contents from BLOB in Oracle SQL
...ed to peek into the blob... But thanks anyway.
– Roland Tepp
May 7 '09 at 6:32
Thanks Mac, that works fine --- But wh...
How can I move a single directory from a git repository to a new repository whilst maintaining the h
...plit the repository into new individual repositories, one for each project and then have the master repository contain the projects as submodules. I'd like to do all this whilst maintaining the revision history of the individual projects if possible.
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How do I inspect the view hierarchy in iOS?
...nt. Currently I have to add asserts that test these various conditions by hand, or set different background colours on different views, and as you can imagine, that's a really tedious way to go about it.
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