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Ruby send vs __send__
I understand the concept of some_instance.send but I'm trying to figure out why you can call this both ways. The Ruby Koans imply that there is some reason beyond providing lots of different ways to do the same thing. Here are the two examples of usage:
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Compiling C++11 with g++
I'm trying to update my C++ compiler to C++11.
I have searched a bit and I have come to the conclusion that I have to use the flag -std=c++0x or -std=gnu++0x , but I don't know many things about flags. Can anyone help me? (I'm using Ubuntu 12.04.)
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How can I open several files at once in Vim?
...ere a way to open all the files in a directory from within Vim? So a :command that would say in effect "Open all the files under /some/path into buffers".
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What's the meaning of 'origin' in 'git push origin master'
... git repository you cloned from. Have a look at .git/refs/remotes/origin/* and .git/config within your sources to see how git knows about it.
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What's the UIScrollView contentInset property for?
...e what the contentInset property in a UIScrollView instance is used for? And maybe provide an example?
5 Answers
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How are cookies passed in the HTTP protocol?
...not work with requests other than GET/POST, but I suspect that the browser and server implementations may not implement it in those cases.
– deinst
Jul 12 '12 at 15:02
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How can I show the name of branches in `git log`?
...ecent commit of the branch (the tip). All commits in the history are equal and anonymous. If you want named branches so that every commit carries the branch name, you can use Mercurial.
– Sampo Smolander
Jul 25 '13 at 7:11
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Create new tmux session from inside a tmux session
...es or switches to a given session, depending on whether one is inside tmux and the session exists.
6 Answers
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How can I pretty-print JSON using node.js?
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in most unix systems (including Mac & Linux..and if I recall BSD), tmp folder exists by default
– Antony
Jan 16 '13 at 20:28
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Object of custom type as dictionary key
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You need to add 2 methods, note __hash__ and __eq__:
class MyThing:
def __init__(self,name,location,length):
self.name = name
self.location = location
self.length = length
def __hash__(self):
return hash((self.name, self.lo...