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How to sum up elements of a C++ vector?
What are the good ways of finding the sum of all the elements in a std::vector ?
11 Answers
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Show Image View from file path?
I need to show an image by using the file name only, not from the resource id.
13 Answers
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NGinx Default public www location?
I have worked with Apache before, so I am aware that the default public web root is typically /var/www/ .
30 Answers
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Java: notify() vs. notifyAll() all over again
If one Googles for "difference between notify() and notifyAll() " then a lot of explanations will pop up (leaving apart the javadoc paragraphs). It all boils down to the number of waiting threads being waken up: one in notify() and all in notifyAll() .
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Why is ArrayDeque better than LinkedList
I am trying to to understand why Java's ArrayDeque is better than Java's LinkedList as they both implement Deque interface.
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Is there an equivalent for var_dump (PHP) in Javascript?
We need to see what methods/fields an object has in Javascript.
18 Answers
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Picking a random element from a set
How do I pick a random element from a set?
I'm particularly interested in picking a random element from a
HashSet or a LinkedHashSet, in Java.
Solutions for other languages are also welcome.
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Calling remove in foreach loop in Java [duplicate]
In Java, is it legal to call remove on a collection when iterating through the collection using a foreach loop? For instance:
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Converting an object to a string
How can I convert a JavaScript object into a string?
36 Answers
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