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How to install a specific version of a ruby gem?

... gem sources, if it's empty, add a repo using this command: gem sources -a https://rubygems.org/ – Kokizzu May 30 '14 at 1:28 ...
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Android.app Fragments vs. android.support.v4.app using ViewPager?

...ar functionality to the sample provided on the Android Developer website ( http://developer.android.com/training/animation/screen-slide.html or http://developer.android.com/training/implementing-navigation/lateral.html ). Looking into their code, I've noticed they utilize the android.support.v4....
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How to write PNG image to string with the PIL?

...n on image") byte_io = BytesIO() image.save(byte_io, 'PNG') Read more: http://fadeit.dk/blog/post/python3-flask-pil-in-memory-image share | improve this answer | follow ...
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is not JSON serializable

...objects: data = serializers.serialize('json', self.get_queryset()) return HttpResponse(data, content_type="application/json") In your case, self.get_queryset() contains a mix of django objects and dicts inside. One option is to get rid of model instances in the self.get_queryset() and replace th...
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Stopping fixed position scrolling at a certain point?

... Do you mean sort of like this? http://jsfiddle.net/b43hj/ $(window).scroll(function(){ $("#theFixed").css("top", Math.max(0, 250 - $(this).scrollTop())); }); $(window).scroll(function(){ $("#theFixed").css("top", Math.max(0, 100 - $(this).s...
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What are naming conventions for MongoDB?

... in the following example: use myDB use myNewDB Content from: https://docs.mongodb.com/manual/core/databases-and-collections/#databases COLLECTIONS Lowercase names: avoids case sensitivity issues, MongoDB collection names are case sensitive. Plural: more obvious to label a col...
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How to specify Composer install path?

... "version": "4.0.2", "dist": { "url": "http://plugins.symfony-project.org/get/sfGuardPlugin/sfGuardPlugin-4.0.2.tgz", "type": "tar" } } } ], "require": { "sfGuardPlugin": "4.0.*" } } Edi...
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How do I bind to list of checkbox values with AngularJS?

...re and toggling by name is cumbersome or requires a helper method Demo: http://jsbin.com/ImAqUC/1/ share | improve this answer | follow | ...
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Difference between Service, Async Task & Thread?

...ose tasks that you cannot make to work on the main thread. For example, an HTTP request is very heavy work that cannot be handeled on the main thread, so you handle the HTTP request in the ASyncTask It works parallely with your main thread Asynchronously in the background.It has few callback methods...
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What is the leading LINQ for JavaScript library? [closed]

...s to be well integrated in a Microsoft environment. LINQ for JavaScript - http://linqjs.codeplex.com/ Pros Implements all .NET 4.0 methods Complete lazy evaluation Full IntelliSense support for VisualStudio Supports jQuery Supports Windows Script Host Binding for Reactive Extensions for JavaScri...