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Difference between double and single curly brace in angular JS?

...ome directives like `ngSrc` --> <img ng-src="http://www.example.com/gallery/{{hash}}"/> <!-- set the title attribute --> <div ng-attr-title="{{celebrity.name}}">... <!-- set a custom attribute for your custom directive --> <div custom-directive custom-attr="{{pizza.si...
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What's a correct and good way to implement __hash__()?

...be integers, and there aren't too many of them, I suppose you could potentially run slightly faster with some home-rolled hash, but it likely wouldn't be as well distributed. hash((self.attr_a, self.attr_b, self.attr_c)) is going to be surprisingly fast (and correct), as creation of small tuples is ...
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How do I create an average from a Ruby array?

...void integer division or your results will be wrong. Also, this isn't generally applicable to every possible element type (obviously, an average only makes sense for things that can be averaged). But if you want to go that route, use this: class Array def sum inject(0.0) { |result, el| result...
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What are Bearer Tokens and token_type in OAuth 2?

... token_type value that gets sent back with a valid response. In the spec all the examples show "token_type":"example" but says it should be ...
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.prop('checked',false) or .removeAttr('checked')?

...l is if the DOM is later going to be serialized back to an HTML string. In all other cases, .prop( "checked", false ) should be used instead. Changelog Hence only .prop('checked',false) is correct way when using this version. Original answer (from 2011): For attributes which have underlying boolea...
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How do I merge a specific commit from one branch into another in Git?

... The git cherry-pick <commit> command allows you to take a single commit (from whatever branch) and, essentially, rebase it in your working branch. Chapter 5 of the Pro Git book explains it better than I can, complete with diagrams and such. (The chapter on Reba...
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Enable bundling and minification in debug mode in ASP.NET MVC 4

...uld disable debug mode entirely so I would recommend the first option. Finally, to get the best of both worlds, use the #if compiler directive like this: #if DEBUG BundleTable.EnableOptimizations = false; #else BundleTable.EnableOptimizations = true; #endif ...
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How to handle command-line arguments in PowerShell

...ase" ) ) Inside the script you can simply write-output $server since all parameters become variables available in script scope. In this example, the $server gets a default value if the script is called without it, script stops if you omit the -username parameter and asks for terminal input if...
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How to iterate over associative arrays in Bash

... This is now if assign all keys to an array: array=(${!hash[@]}) – Michael-O Jun 6 '13 at 10:54 12 ...
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What does [STAThread] do?

... The STAThreadAttribute is essentially a requirement for the Windows message pump to communicate with COM components. Although core Windows Forms does not use COM, many components of the OS such as system dialogs do use this technology. MSDN explains the rea...