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java: HashMap not working

..., int[]> map = new HashMap<>(); int x = 1; //put x in map int[] x_ = new int[]{x}; map.put("x", x_); //get the value of x int y = map.get("x")[0]; share | improve this answer | ...
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How to change value of process.env.PORT in node.js?

... VAR_1=value VAR_2=11827 node -> simply use a space to use more than one variable on the same command – p4bloch Nov 18 '15 at 21:59 ...
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How to print a dictionary line by line in Python?

... Hmm. I think my problem is even worse than that. Basically I've parsed out some data from an HTML table, and I happened to store it in a dictionary, and now I'm trying to take that dictionary data and put it into a DataFrame before I export it all to an Oracle table....it's pret...
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Referring to a file relative to executing script

..., because $0 itself is unreliable. As an alternative, you could use $BASH_SOURCE instead. Something like this: source "${BASH_SOURCE%/*}/act.conf.sh" There are some caveats to this solution, too. Check out the FAQ page to see the trade-offs between different solutions. They seem to recommend cd...
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Difference between this and self in self-type annotations?

... All three forms are valid, and have the effect that B is assumed as the type of this in class A. The first two variants trait A { self: B => ... } trait A { foo: B => ... } introduce self (respectively, foo) as an ...
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Differences between utf8 and latin1

... at least 5.5 or go for another RDBMS like PostgreSQL. In MySQL 5.5+ it's called utf8mb4. share | improve this answer | follow | ...
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How do I return rows with a specific value first?

... That actually works in any SQL database (and is a much cleaner solution than the accepted answer in my opinion) – a_horse_with_no_name Sep 24 '13 at 20:49 ...
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Access denied for user 'root'@'localhost' while attempting to grant privileges. How do I grant privi

... basics. Though of course, that doesn't mean I haven't missed something totally obvious. :-) 13 Answers ...
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Make a div fill up the remaining width

...div> <div id="middle-div"> middle div<br />bit taller </div> </div> divs will naturally take up 100% width of their container, there is no need to explicitly set this width. By adding a left/right margin the same as the two side divs, it's own contents is...
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How to play a local video with Swift?

... class ViewController: UIViewController { override func viewDidAppear(_ animated: Bool) { super.viewDidAppear(animated) playVideo() } private func playVideo() { guard let path = Bundle.main.path(forResource: "video", ofType:"m4v") else { debugPrint("...