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How to run Node.js as a background process and never die?

...to keep running): nohup node server.js & There's also the jobs command to see an indexed list of those backgrounded processes. And you can kill a backgrounded process by running kill %1 or kill %2 with the number being the index of the process. Powerful solution (allows you to reconnect to ...
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What is the best way to use a HashMap in C++?

I know that STL has a HashMap API, but I cannot find any good and thorough documentation with good examples regarding this. ...
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Google Chrome display JSON AJAX response as tree and not as a plain text

... Totally glossed over the "Preview" tab and was looking at the "Response" tab. Thanks! – Ted Naleid Jan 24 '12 at 19:47 8 ...
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Notepad++ Multi editing

... Yes: simply press and hold the Alt key, click and drag to select the lines whose columns you wish to edit, and begin typing. You can also go to Settings > Preferences..., and in the Editing tab, turn on multi-editing, to enable selection o...
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What is difference between instantiating an object using new vs. without

...lock of memory by calling either ::operator new() or Time::operator new(), and subsequently calls Time::Time() with this set to an address within that memory block (and also returned as the result of new), which is then stored in t. As you know, this is generally done on the heap (by default) and re...
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Checking if an object is a given type in Swift

I have an array that is made up of AnyObject . I want to iterate over it, and find all elements that are array instances. ...
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Delete last char of string

I am retrieving a lot of information in a list, linked to a database and I want to create a string of groups, for someone who is connected to the website. ...
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Where is Erlang used and why? [closed]

...social bookmarking service, Delicious, which has more than 5 million users and 150 million bookmarked URLs. • Facebook uses Erlang to power the backend of its chat service, handling more than 100 million active users. • WhatsApp uses Erlang to run messaging servers, achieving up to 2 million c...
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How to access the last value in a vector?

... vector that is nested in a dataframe one or two levels. Is there a quick and dirty way to access the last value, without using the length() function? Something ala PERL's $# special var? ...
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Why is it not advisable to have the database and web server on the same machine?

...ning to Scott Hanselman's interview with the Stack Overflow team ( part 1 and 2 ), he was adamant that the SQL server and application server should be on separate machines. Is this just to make sure that if one server is compromised, both systems aren't accessible? Do the security concerns outwe...