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Why is using the rails default_scope often recommend against?

...nternet people mention that using the rails default_scope is a bad idea, and the top hits for default_scope on stackoverflow are about how to overwrite it. This feels messed up, and merits an explicit question (I think). ...
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My pull request has been merged, what to do next?

...k). Meaning your fork stays, but the branches within your fork can come and go. You can also remove the fork if you are not planning to contribute further, but it will remove the corresponding entry in 'Repositories you contribute to'. It is easier to: delete your fix branch (actually, it i...
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Configuring Git over SSH to login once

... Try ssh-add, you need ssh-agent to be running and holding your private key (Ok, responding to the updated question, you first run ssh-keygen to generate a public and private key as Jefromi explained. You put the public key on the server. You should use a passphrase, if ...
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Error in Swift class: Property not initialized at super.init call

I have two classes, Shape and Square 12 Answers 12 ...
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How to convert an NSTimeInterval (seconds) into minutes

.... Look at StratFan's answer which is closer to the truth. But remove floor and round and you should be home free. – InvulgoSoft Jul 17 '12 at 10:31 ...
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android fragment onRestoreInstanceState

...r configuration changes, but what if you go to an activity from a fragment and then go back to the fragment? – speedynomads Jun 4 '13 at 16:41 1 ...
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Creating an array of objects in Java

I am new to Java and for the time created an array of objects in Java. 8 Answers 8 ...
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How to access remote server with local phpMyAdmin client?

Assuming there is a remote server and I have phpMyAdmin client installed localy on my computer. How can I access this server and manage it via phpMyAdmin client? Is that possible? ...
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JPA: How to have one-to-many relation of the same Entity type

... Yes, this is possible. This is a special case of the standard bidirectional @ManyToOne/@OneToMany relationship. It is special because the entity on each end of the relationship is the same. The general case is detailed in Section 2.10.2 of the JPA 2.0 spec. Here's a worked exa...
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When to use StringBuilder in Java [duplicate]

...gBuilder (not StringBuffer) instead of a String, because it is much faster and consumes less memory. If you have a single statement, String s = "1, " + "2, " + "3, " + "4, " ...; then you can use Strings, because the compiler will use StringBuilder automatically. ...