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PG undefinedtable error relation users does not exist

...question up before, but only for rspec. I haven't created test yet because it's too advanced for me but one day soon i will! :P ...
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What is the difference between '@' and '=' in directive scope in AngularJS?

... AngularJS documentation on the topic carefully, and then fiddled around with a directive. Here's the fiddle . 18 Answers...
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Android: Is it possible to display video thumbnails?

I created a video recording application with library dialog. The library dialog displays the list of recorded videos where each item consists of icon, video title, tags and location information the following way: ...
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When are you truly forced to use UUID as part of the design?

I don't really see the point of UUID . I know the probability of a collision is effectively nil , but effectively nil is not even close to impossible. ...
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How to call a parent class function from derived class function?

...called parent , and a class called child which is derived from parent. Within each class there is a print function. In the definition of the child's print function I would like to make a call to the parents print function. How would I go about doing this? ...
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jQuery Tips and Tricks

... whenever I want to append the new div I created, I can just reference it from the "newDiv" variable */ Checking if an element exists if ($("#someDiv").length) { // It exists... } Writing your own selectors $.extend($.expr[":"], { over100pixels: function (e) { return ...
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What is more efficient? Using pow to square or just multiply it with itself?

...result of every pow calculation to make sure the compiler doesn't optimize it away. If I use the std::pow(double, double) version, and loops = 1000000l, I get: 1 00:00:00.011339 00:00:00.011262 2 00:00:00.011259 00:00:00.011254 3 00:00:00.975658 00:00:00.011254 4 00:00:00.976427 00:00:00.011254...
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What are the pros and cons of git-flow vs github-flow? [closed]

We have recently started to use GitLab. 3 Answers 3 ...
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“Add as Link” for folders in Visual Studio projects

... As this blogpost stated, it is possible. <ItemGroup> <Compile Include="any_abs_or_rel_path\**\*.*"> <Link>%(RecursiveDir)%(FileName)%(Extension)</Link> </Compile> </ItemGroup> But be aware, the f...
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Detecting when user scrolls to bottom of div with jQuery

I have a div box (called flux) with a variable amount of content inside. This divbox has overflow set to auto. 14 Answers ...