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Listing and deleting Git commits that are under no branch (dangling?)

I've got a Git repository with plenty of commits that are under no particular branch, I can git show them, but when I try to list branches that contain them, it reports back nothing. ...
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Negative weights using Dijkstra's Algorithm

I am trying to understand why Dijkstra's algorithm will not work with negative weights. Reading an example on Shortest Paths , I am trying to figure out the following scenario: ...
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What's the difference between “Solutions Architect” and “Applications Architect”? [closed]

As far as I can see Solutions Architect is just a different "marketing" term for Applications Architect . Is that correct or are the roles actually different somehow? If so, how? ...
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Start ssh-agent on login

I have a site as a remote Git repo pulling from Bitbucket.com using an SSH alias. I can manually start the ssh-agent on my server but I have to do this every time I login via SSH. ...
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How to use XPath in Python?

...t XPath? Is there a full implementation? How is the library used? Where is its website? 12 Answers ...
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Getter and Setter declaration in .NET [duplicate]

...e that validates the value in your setter: set { if (string.IsNullOrWhiteSpace(value)) throw new ArgumentNullException(); _myProperty = value; } Properties can also have different accessors for the getter and the setter: public string MyProperty { get; private set; } This way ...
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What is the difference between a symbolic link and a hard link?

...nd how to create one, but do not understand the use of a hard link and how it differs from a symbolic one. 21 Answers ...
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How to convert enum value to int?

...r whatever return tax.getValue(); } (I've changed the names to be a bit more conventional and readable, btw.) This is assuming you want the value assigned in the constructor. If that's not what you want, you'll need to give us more information. ...
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Rotate axis text in python matplotlib

I can't figure out how to rotate the text on the X Axis. Its a time stamp, so as the number of samples increase, they get closer and closer until they overlap. I'd like to rotate the text 90 degrees so as the samples get closer together, they aren't overlapping. ...
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Difference between abstraction and encapsulation?

...the calculation of the (Euclidean) distance between two points in a plane: it hides implementation details. This is encapsulation, pure and simple. Abstraction is the process of generalisation: taking a concrete implementation and making it applicable to different, albeit somewhat related, types of ...