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Using mixins vs components for code reuse in Facebook React
...osition
At first, I tried to use subcomponents for this and extract FormWidget and InputWidget. However, I abandoned this approach halfway because I wanted a better control over generated inputs and their state.
Two articles that helped me most:
Thinking in React made me realize I don't actua...
Can I have onScrollListener for a ScrollView?
I am using a HorizontalScrollView in a layout and I need to identify the user have reached the start and end point of the scroll.
...
What is “thread local storage” in Python, and why do I need it?
...wing sentence please? "If you want to atomically modify anything that you didn't just create in this very same thread, and did not store anywhere another thread can get at it, you have to protect it by a lock."
– changyuheng
May 11 '18 at 20:35
...
What is the purpose of AsQueryable()?
...ust use AsQueryable on all enumerables to use them. This allows you to avoid writing two separate versions of very generalized helper methods.
It allows you to change the compile time type of a queryable to be an IQueryable, rather than some more derived type. In effect; you'd use it on an IQuerya...
Why doesn't the JVM cache JIT compiled code?
... Because it's probably not worth it. If neither SUN, IBM nor BEA considered it worthwhile for their performance JVMs, there's going to be a good reason for it. Maybe their RT optimisation is faster than Oracle's, which is why Oracle caches it.
– skaffman
...
Is it possible to have a Subversion repository as a Git submodule?
...submodules in the same repository. The clone that uses git-svn is only a bridge to creating a native git clone of the svn repository.
– richq
Dec 22 '10 at 9:58
...
What does “1 line adds whitespace errors” mean when applying a patch?
...y programmers tend to care about. As the manual explains:
What are considered whitespace errors is controlled
by core.whitespace configuration. By default, trailing whitespaces
(including lines that solely consist of whitespaces) and a space
character that is immediately followed by a tab ...
shared_ptr to an array : should it be used?
...a custom deleter.
template< typename T >
struct array_deleter
{
void operator ()( T const * p)
{
delete[] p;
}
};
Create the shared_ptr as follows:
std::shared_ptr<int> sp(new int[10], array_deleter<int>());
Now shared_ptr will correctly call delete[] when destroy...
Using Spring MVC Test to unit test multipart POST request
...ic String getJson() {
return json;
}
public void setJson(String json) {
this.json = json;
}
}
}
and a unit test
@WebAppConfiguration
@ContextConfiguration(classes = WebConfig.class)
@RunWith(SpringJUnit4ClassRunner.class)
public class Example...
Casperjs/PhantomJs vs Selenium
...ered Dec 31 '12 at 10:38
Ariya HidayatAriya Hidayat
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