大约有 37,000 项符合查询结果（耗时：0.0515秒） [XML]
Move capture in lambda
How do I capture by move (also known as rvalue reference) in a C++11 lambda?
6 Answers
...
ruby on rails f.select options with custom attributes
...
Rails CAN add custom attributes to select options, using the existing options_for_select helper. You almost had it right in the code in your question. Using html5 data-attributes:
<%= f.select :country_id, options_for_select(
@countries.map{ |c| [c.name, c.id,...
Align contents inside a div
... a width, with ‘auto’ left and right margins. This is the standards-compliant way that works everywhere except IE5.x.
<div style="width: 50%; margin: 0 auto;">Hello</div>
For this to work in IE6, you need to make sure Standards Mode is on by using a suitable DOCTYPE.
If you reall...
Extract substring using regexp in plain bash
...
Using pure bash :
$ cat file.txt
US/Central - 10:26 PM (CST)
$ while read a b time x; do [[ $b == - ]] && echo $time; done < file.txt
another solution with bash regex :
$ [[ "US/Central - 10:26 PM (CST)" =~ -[[:space...
Scala: What is the difference between Traversable and Iterable traits in Scala collections?
...tand the difference between Iterable and Traversable traits. Can someone explain ?
4 Answers
...
Overloading and overriding
...
Overloading
Overloading is when you have multiple methods in the same scope, with the same name but different signatures.
//Overloading
public class test
{
public void getStuff(int id)
{}
public void getStuff(string name)
{}
}
Overriding
Overriding ...
Jquery If radio button is checked
... radio buttons at the moment so that the user can decide whether they need postage included in the price or not:
9 Answers
...
Join/Where with LINQ and Lambda
...e LINQ query syntax is much clearer, more natural, and makes it easier to spot errors:
var id = 1;
var query =
from post in database.Posts
join meta in database.Post_Metas on post.ID equals meta.Post_ID
where post.ID == id
select new { Post = post, Meta = meta };
If you're really stuc...
What is the purpose of std::make_pair vs the constructor of std::pair?
What is the purpose of std::make_pair ?
7 Answers
7
...
jQuery templating engines [closed]
I am looking for a template engine to use client side. I have been trying a few like jsRepeater and jQuery Templates. While they seem to work OK in FireFox they all seem to break down in IE7 when it comes down to rendering HTML tables.
...