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What exactly is a Maven Snapshot and why do we need it?
...lease, and Maven will periodically attempt
to download the latest snapshot from a repository when you run a build. Similarly, if
the next release of your system is going to have a version “1.8,” your project would
have a “1.8-SNAPSHOT” version until it was formally released.
For example , t...
How to list files in an android directory?
....)
{
log.e("FILE:", pictures[i].getAbsolutePath());
}
And relevant links from the docs:
File
Asset Manager
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When NOT to use Cassandra?
...ur balance($100), and the second ATM does the same. Both ATMs deduct $100 from $100 and write the final balance of $0 back to your account. Result: the bank loses $100.
– Seun Osewa
May 1 '10 at 21:42
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How to wait for a BackgroundWorker to cancel?
... that your own code still needs to know how to call. Nothing stopping you from creating your own delegates for that.
– Joel Coehoorn
Sep 23 '08 at 22:00
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Difference between `mod` and `rem` in Haskell
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Also from stackoverflow.com/a/6964760/205521 it seems like rem is fastest.
– Thomas Ahle
Sep 28 '14 at 10:53
1...
arrow operator (->) in function heading
...escribe type of an expression. So you might want to derive the return type from the argument types. So you try:
template <typename T1, typename T2>
decltype(a + b) compose(T1 a, T2 b);
and the compiler will tell you that it does not know what a and b are in the decltype argument. That is be...
What is the fastest way to compute sin and cos together?
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My old gcc 3.4.4 from cygwin produces 2 separate calls to fsin and fcos. :-(
– Vlad
Apr 21 '10 at 15:19
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How do android screen coordinates work?
...This picture will remove everyone's confusion hopefully which is collected from there.
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How is “int main(){(([](){})());}” valid C++?
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The code essentially calls an empty lambda.
Let's start from the beginning: [](){} is an empty lambda expression.
Then, in C and C++, you can wrap expressions in parens and they behave exactly the same† as if written without them, so that's what the first pair of parens around ...
Is there a simple, elegant way to define singletons? [duplicate]
...nly the `self` argument. Also, the decorated class cannot be
inherited from. Other than that, there are no restrictions that apply
to the decorated class.
To get the singleton instance, use the `instance` method. Trying
to use `__call__` will result in a `TypeError` being raised.
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