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Why does C++ not have reflection?
...as to be
there, so that reflection can find
it. Part of this is alleviated by C#
compiling to bytecode, which means
that the JIT compiler can remove
class definitions and inline
functions if it likes, even if the
initial C# compiler can't. In C++,
you only have one compiler, and it
has to output eff...
Why is it wrong to use std::auto_ptr with standard containers?
...n for extension. Lazer said what was not said before here. I guess he came by by chance.
– Sebastian Mach
Nov 18 '11 at 16:21
...
What is the advantage to using bloom filters?
...s too high, each
time we add about 4.8 bits per element
we decrease it by ten times.
Pretty clear to me.
A bloom filter doesn't store the elements themselves, this is the crucial point. You don't use a bloom filter to test if an element is present, you use it to test whether it's certainly no...
Relatively position an element without it taking up space in document flow
...ning. On the other hand, you can, however, make a pseudo-relative element, by creating a zero-width, zero-height, relatively positioned element, essentially solely for the purpose of creating a reference point for position, and an absolutely positioned element within that:
<div style="position: ...
MySQL - why not index every field?
...
@Richard aka cyberkiwi: Indexes are not covered by ANSI - it's a miracle each vendor has used similar terminology. But even then, only SQL Server and MySQL use the terminology "clustered" and "non-clustered" index -- it means more in SQL Server than MySQL at that. There ...
How do Google+ +1 widgets break out of their iframe?
...unning within the context of your website and therefore is not constrained by the Origin Inheritance Rules for iframes. Therefore this JavaScript widget can set whatever DOM events it wants on the parent site even though it appears to be just a simple iframe.
Another thing, why is Google using an...
PSQLException: current transaction is aborted, commands ignored until end of transaction block
...ause you are using a broken transaction to do additional work. PostgreSQL by default stops you from doing this.
I'm using: PostgreSQL 9.1.6 on x86_64-redhat-linux-gnu, compiled by gcc (GCC) 4.7.2 20120921 (Red Hat 4.7.2-2), 64-bit".
My PostgreSQL driver is: postgresql-9.2-1000.jdbc4.jar
Using Java ...
Use dynamic variable names in JavaScript
...es into the Global object (= window in a browser).
Those can get accessed by using the "dot" or "bracket" notation:
var name = window.a;
or
var name = window['a'];
This only works for the global object in this particular instance, because the Variable Object of the Global Object is the window...
Sass calculate percent minus px
...
You can always use a fall back option by adding width: 22% at above all widths with calc
– Hengjie
Sep 3 '13 at 6:14
1
...
What is the advantage of using Restangular over ngResource?
...ruct the $resource object for this manually. Restangular helps you in this by "remembering" the URLs.
So if you do in some place
Restangular.one("users", 123).get().then(function(user) {
$scope.user = user;
});
// Some other code
//Automatically does the request to /users/123/cars as it rememb...