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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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How can I create an object and add attributes to it?
I want to create a dynamic object (inside another object) in Python and then add attributes to it.
16 Answers
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Difference between Property and Field in C# 3.0+
I realize that it seems to be a duplicate of What is the difference between a Field and a Property in C#? but my question has a slight difference (from my point of view):
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Do threads have a distinct heap?
As far as I know each thread gets a distinct stack when the thread is created by the operating system. I wonder if each thread has a heap distinct to itself also?
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App restarts rather than resumes
Hopefully someone can help me figure out, if not a solution, at least an explanation for a behaviour.
9 Answers
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How do I pass multiple parameters into a function in PowerShell?
If I have a function which accepts more than one string parameter, the first parameter seems to get all the data assigned to it, and remaining parameters are passed in as empty.
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Tables instead of DIVs [duplicate]
Under what conditions should you choose tables instead of DIVs in HTML coding?
24 Answers
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Fully backup a git repo?
Is there a simple way to backup an entire git repo including all branches and tags?
13 Answers
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Collections.emptyMap() vs new HashMap()
What are some of the situations where I can use Collections.emptyMap() ? The Documentation says I can use this method if I want my collection to be immutable.
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What is the scope of variables in JavaScript?
What is the scope of variables in javascript? Do they have the same scope inside as opposed to outside a function? Or does it even matter? Also, where are the variables stored if they are defined globally?
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