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Why can Java Collections not directly store Primitives types?
... me when it autoboxes. (For all I know, it may now, I wrote this answer in 2010).
A good explanation on SO about boxing: Why do some languages need Boxing and Unboxing?
And criticism of Java generics: Why do some claim that Java's implementation of generics is bad?
In Java's defense, it is easy ...
Finding # occurrences of a character in a string in Ruby
...just want the number of a's:
puts "Melanie is a noob".count('a') #=> 2
Docs for more details.
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How do I start Mongo DB from Windows?
...starting. It is showing admin web console waiting for connections on port 28017 .
17 Answers
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Storyboard doesn't contain a view controller with identifier
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Just for future reference:
I'm developing on iOS 6 using Storyboards.
I was having the same ...
Convert a Scala list to a tuple?
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Tom CrockettTom Crockett
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Can a CSV file have a comment?
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The CSV "standard" (such as it is) does not dictate how comments should be handled, no, it's up...
How to find the files that are created in the last hour in unix
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If the dir to search is srch_dir then either
$ find srch_dir -cmin -60 # change time
or
$ ...
Has anyone ever got a remote JMX JConsole to work?
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How to change default timezone for Active Record in Rails?
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I have decided to compile this answer because all others seem to be incomplete.
config.act...
Can I use a binary literal in C or C++?
...le itoa function, or implement your own.
Unfortunately you cannot do base 2 formatting with STL streams (since setbase will only honour bases 8, 10 and 16), but you can use either a std::string version of itoa, or (the more concise, yet marginally less efficient) std::bitset.
#include <boost/ut...