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How do I do base64 encoding on iOS?
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Using pg_dump to only get insert statements from one table within database
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232
if version < 8.4.0
pg_dump -D -t <table> <database>
Add -a before the -t ...
How can I reliably get an object's address when operator& is overloaded?
...eo Italia
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When to use NSInteger vs. int
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322
You usually want to use NSInteger when you don't know what kind of processor architecture your...
Export database schema into SQL file
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Taryn♦Taryn
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Swift: Testing optionals for nil
...ately work with that value.
With regards to your compiler error, the type UInt8 is not optional (note no '?') and therefore cannot be converted to nil. Make sure the variable you're working with is an optional before you treat it like one.
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How to optimize for-comprehensions and loops in Scala?
...ancies between run times of 2.5s and 0.7s were entirely due to whether the 32-bit or 64-bit JVMs were being used. Scala from the command line uses whatever is set by JAVA_HOME, while Java uses 64-bit if available regardless. IDEs have their own settings. Some measurements here: Scala execution times...
What are some uses of template template parameters?
...ive an example. Let's pretend that std::vector doesn't have a typedef value_type.
So how would you write a function which can create variables of the right type for the vectors elements? This would work.
template <template<class, class> class V, class T, class A>
void f(V<T, A> ...
Wrap a delegate in an IEqualityComparer
...t;T> : IEqualityComparer<T>
{
readonly Func<T, T, bool> _comparer;
readonly Func<T, int> _hash;
public FuncEqualityComparer( Func<T, T, bool> comparer )
: this( comparer, t => 0 ) // NB Cannot assume anything about how e.g., t.GetHashCode() interact...
Is there a standard sign function (signum, sgn) in C/C++?
....0
– Ólafur Waage
May 14 '11 at 13:32
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