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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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git reset --hard HEAD leaves untracked files behind
When I run git reset --hard HEAD , it's supposed to reset to a pristine version of what you pulled, as I understand it. Unfortunately, it leaves files lying around, as a git status shows a big list of untracked files.
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Get class that defined method
How can I get the class that defined a method in Python?
6 Answers
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How to delete a remote tag?
How do you delete a Git tag that has already been pushed?
21 Answers
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Reset other branch to current without a checkout
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RegEx to make sure that the string contains at least one lower case char, upper case char, digit and
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What is the difference between trie and radix trie data structures?
Are the trie and radix trie data structures the same thing?
3 Answers
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Push Notifications in Android Platform
I am looking to write an app that receives pushed alerts from a server. I found a couple of methods to do this.
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How do you print in a Go test using the “testing” package?
I'm running a test in Go with a statement to print something (i.e. for debugging of tests) but it's not printing anything.
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Should I use 'has_key()' or 'in' on Python dicts?
I wonder what is better to do:
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