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How do you make Vim unhighlight what you searched for? [duplicate]
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Just put this in your .vimrc
" <Ctrl-l> redraws the screen and removes any search highlighting.
nnoremap <silent> <C-l> :nohl<CR><C-l>
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Is there any reason to use a synchronous XMLHttpRequest?
...ers provided for 2 threads for making requests. I wrote a connection pool script to utilize both, because even with async request, with one connection, you could tie the browser up. Making use of both allows for more data to be pushed/pulled through the line; but iirc, I think the sync requests st...
How do I declare an array of weak references in Swift?
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Create a generic wrapper as:
class Weak<T: AnyObject> {
weak var value : T?
init (value: T) {
self.value = value
}
}
Add instances of this class to your array.
class Stuff {}
var weakly : [Weak<Stuff>] = [Weak(value: Stuff()), Weak(value: S...
What is the usefulness of `enable_shared_from_this`?
...tion for enable_shared_from_this:
class Y: public enable_shared_from_this<Y>
{
public:
shared_ptr<Y> f()
{
return shared_from_this();
}
}
int main()
{
shared_ptr<Y> p(new Y);
shared_ptr<Y> q = p->f();
assert(p == q);
assert(!(p < q...
How to implement a rule engine?
... statements:
(Edit : full working example with generic method)
public Func<User, bool> CompileRule(Rule r)
{
var paramUser = Expression.Parameter(typeof(User));
Expression expr = BuildExpr(r, paramUser);
// build a lambda function User->bool and compile it
return Expression....
How to use Fiddler to monitor WCF service
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You need to add this in your web.config
<system.net>
<defaultProxy>
<proxy bypassonlocal="False" usesystemdefault="True" proxyaddress="http://127.0.0.1:8888" />
</defaultProxy>
</system.net>
then Start Fiddler on the WEBSERVE...
Why use ICollection and not IEnumerable or List on many-many/one-many relationships?
I see this a lot in tutorials, with navigation properties as ICollection<T> .
9 Answers
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How do I clone a generic list in C#?
...se an extension method.
static class Extensions
{
public static IList<T> Clone<T>(this IList<T> listToClone) where T: ICloneable
{
return listToClone.Select(item => (T)item.Clone()).ToList();
}
}
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How to strike through obliquely with css
...5deg);
-o-transform:rotate(-5deg);
transform:rotate(-5deg);
}
HTML
<span class="strikethrough">Deleted text</span>
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What's the difference between an id and a class?
What's the difference between <div class=""> and <div id=""> when it comes to CSS? Is it alright to use <div id=""> ?
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