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Convert string to symbol-able in ruby

... from: http://ruby-doc.org/core/classes/String.html#M000809 str.intern => symbol str.to_sym => symbol Returns the Symbol corresponding to str, creating the symbol if it did not previously exist. See Symbol#id2name. "Koala".intern #=> :Koala s = 'cat'....
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Unable to hide welcome screen in Emacs

...w in which version that changed. http://www.gnu.org/software/emacs/manual/html_node/emacs/Initial-Options.html share | improve this answer | follow | ...
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Ruby: How to turn a hash into HTTP parameters?

...amp;b[]=c&b[]=d&b[]=e" http://api.rubyonrails.org/classes/Object.html#method-i-to_query share | improve this answer | follow | ...
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How to return multiple lines JSX in another return statement in React?

...nt has a key: https://facebook.github.io/react/blog/2017/09/26/react-v16.0.html#new-render-return-types-fragments-and-strings EDIT: React 16.2 lets you surround a list of elements with <Fragment>…</Fragment> or even <>…</>, if you prefer that to an array: https://blog.jm...
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How to remove the arrows from input[type=“number”] in Opera [duplicate]

... This question is basically a duplicate of Is there a way to hide the new HTML5 spinbox controls shown in Google Chrome & Opera? but maybe not a full duplicate, since the motivation is given. If the purpose is “browser's awareness of the content being purely numeric”, then you need to cons...
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How to make a floated div 100% height of its parent?

Here is the HTML: 11 Answers 11 ...
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Generating CSV file for Excel, how to have a newline inside a value

... Recently I had similar problem, I solved it by importing a HTML file, the baseline example would be like this: <html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:x="urn:schemas-microsoft-com:office:excel" xmlns="http://www.w3.org...
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How to center an iframe horizontally?

...lt;/p> where width and height will be the size of your iframe in your html page. share | improve this answer | follow | ...
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if a ngSrc path resolves to a 404, is there a way to fallback to a default?

...to watch for an error loading an image and to replace the src. (Plunker) Html: <img ng-src="smiley.png" err-src="http://google.com/favicon.ico" /> Javascript: var app = angular.module("MyApp", []); app.directive('errSrc', function() { return { link: function(scope, element, attrs)...
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How do I make $.serialize() take into account those disabled :input elements?

...le: "Only "successful controls" are serialized to the string." - w3.org/TR/html401/interact/forms.html#h-17.13.2 – Meetai.com Aug 4 at 22:13 add a comment  |...