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How to use hex color values
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countelements is now just count :)
– Hlung
Apr 6 '15 at 16:24
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smart pointers (boost) explained
...> q(p); // not legal!
unique_ptr<type> r(move(p)); // legal. p is now empty, but r owns the object
unique_ptr<type> s(function_returning_a_unique_ptr()); // legal!
This is the semantic that std::auto_ptr obeys, but because of missing native support for moving, it fails to provide th...
Reset the database (purge all), then seed a database
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As of Rails 5, the rake commandline tool has been aliased as rails so now
rails db:reset instead of rake db:reset
will work just as well
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Passing arguments to require (when loading module)
...t it? My module won't make explicit use of this app argument, but I don't know if it is required by node.js for some internal thing. If it's ok, my module declaration would look like this: module.exports = function (db) {
– Ulysses Alves
Nov 11 '15 at 12:09
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What is the purpose of willSet and didSet in Swift?
...ldVC!.view.setTranslatesAutoresizingMaskIntoConstraints(false) //For now - until I add my own constraints
self.view.addSubview(_childVC!.view)
let views = ["view" : _childVC!.view] as NSMutableDictionary
let layoutOpts = NSLayoutFormatOptions(0)
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Form inside a form, is that alright? [duplicate]
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This is good to know. I've implemented it in the past with custom data attributes and javascript when I could have just included a html5 shim library.
– Jon Hulka
Mar 22 '17 at 18:10
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How can I download a specific Maven artifact in one command line?
...-dormant state within Maven 2. So I think we have to use the long name for now (when using the plugin without a pom, which is the idea behind dependency:get).
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How do CDI and EJB compare? interact?
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It is currently indeed a bit confusing as there are now multiple component models in Java EE. They are CDI, EJB3 and JSF Managed Beans.
CDI is the new kid on the block. CDI beans feature dependency injection, scoping and an event bus. CDI beans are the most flexible with resp...
Is a Java hashmap search really O(1)?
...hm! We can generalzie this to
pcollision x k = (n / capacity)k
And now we can disregard some arbitrary number of collisions and end up with vanishingly tiny likelihood of more collisions than we are accounting for. You could get the probability to an arbitrarily tiny level by choosing the c...
Git “error: The branch 'x' is not fully merged”
...at's the specific issue here, but I ran into the problem you describe just now, so thanks!
– Daniel Buckmaster
Oct 2 '12 at 21:38
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