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How can I get a resource content from a static context?
...d named mContext and create a static method that returns this field, e.g. getContext():
This is how it should look:
public class App extends Application{
private static Context mContext;
@Override
public void onCreate() {
super.onCreate();
mContext = this;
}
...
C fopen vs open
...It's when you use seek. The following read with whatever command (fgets, fgetc, fscanf, fread) , will always read the whole size of the buffer (4K, 8K or whatever you set). By using the direct I/O you can avoid that. In that case it's even better to use pread instead of a seek/read pair (1 syscall i...
Why is Thread.Sleep so harmful
...ensive database calls, to a DB shared by thousands of concurrent users. In order to not hammer the DB and exclude others for hours, I'll need a pause between calls, in the order of 100 ms. This is not related to timing, just to yielding access to the DB for other threads.
Spending 2000-8000 cycles ...
Is there a way to use PhantomJS in Python?
...per" interface through which you may properly handle exceptions, blocking, etc.
– kamelkev
May 5 '13 at 1:58
@kamelkev...
Is it possible to style a select box? [closed]
...heel, arrow keys, tab focus, ajax modifications to options, proper zindex, etc)
dislike the messy ul, li generated markups
Then jquery.yaselect.js could be a better fit. Simply:
$('select').yaselect();
And the final markup is:
<div class="yaselect-wrap">
<div class="yaselect-current...
PyPy — How can it possibly beat CPython?
... of Python that can be translated by PyPy's translation framework". But in order to be translated, RPython code has to be statically typed (the types are inferred, you don't declare them, but it's still strictly one type per variable), and you can't do things like declaring/modifying functions/class...
Use jQuery to change an HTML tag?
...some unexpected behavior due to deleted style attributes, data attributes, etc...
– Xavi
Dec 24 '11 at 14:18
5
...
Why is `std::move` named `std::move`?
...by the rest of the program (nobody else has
a reference to the rvalue in order to detect a difference).
If at the time swap was instead presented like this:
template <class T>
void
swap(T& a, T& b)
{
T tmp(cast_to_rvalue(a));
a = cast_to_rvalue(b);
b = cast_to_rvalue(t...
Using comparison operators in Scala's pattern matching system
... -1 => "less than ten"
})
}
Now, the documentation for scala.math.Ordering.compare(T, T) promises only that the non-equal outcomes will be greater than or less than zero. Java's Comparable#compareTo(T) is specified similarly to Scala's. It happens to be conventional to use 1 and -1 for the ...
How to optimize for-comprehensions and loops in Scala?
... loops, Scala's for comprehensions are actually syntactic sugar for higher-order methods; in this case, you're calling the foreach method on a Range object. Scala's for is very general, but sometimes leads to painful performance.
You might want to try the -optimize flag in Scala version 2.9. Observ...