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How do I wait for an asynchronously dispatched block to finish?
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304
Trying to use a dispatch_semaphore. It should look something like this:
dispatch_semaphore_t s...
Lists: Count vs Count() [duplicate]
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130
Count() is an extension method introduced by LINQ while the Count property is part of the List i...
__FILE__, __LINE__, and __FUNCTION__ usage in C++
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answered Feb 27 '09 at 23:28
Evan TeranEvan Teran
77.8k2525 gold badges164164 silver badges229229 bronze badges
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Android - get children inside a View?
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for(int index = 0; index < ((ViewGroup) viewGroup).getChildCount(); index++) {
View nextChild = ((ViewGroup) viewGroup).getChildAt(index);
}
Will that do?
s...
Javascript / Chrome - How to copy an object from the webkit inspector as code
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kevnkkevnk
14.9k33 gold badges2020 silver badges2424 bronze badges
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Firing events on CSS class changes in jQuery
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edited Jun 20 '15 at 2:00
answered Dec 23 '09 at 0:23
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Is an anchor tag without the href attribute safe?
...er hyperlink" on the w3c anchor tag reference page: https://www.w3.org/TR/2016/REC-html51-20161101/textlevel-semantics.html#the-a-element.
And it is also mentioned on the wiki here:
https://www.w3.org/wiki/Elements/a
A placeholder link is for cases where you want to use an anchor element, but not...
How to flatten an ExpandoObject returned via JsonResult in asp.net mvc?
...expando = new ExpandoObject();
expando.name = "John Smith";
expando.age = 30;
var json = JsonConvert.SerializeObject(expando);
Will output:
{"name":"John Smith","age":30}
In the context of an ASP.NET MVC Controller, the result can be returned using the Content-method:
public class JsonContro...
How to 'insert if not exists' in MySQL?
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10 Answers
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Remove a symlink to a directory
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1320
# this works:
rm foo
# versus this, which doesn't:
rm foo/
Basically, you need to tell it to d...