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How to prove that a problem is NP complete?
I have problem with scheduling. I need to prove that the problem is NP complete. What can be the methods to prove it NP complete?
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What are conventions for filenames in Go?
I could find the conventions for naming packages in Go: no underscore between words, everything lowercase.
4 Answers
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What is the proper way to URL encode Unicode characters?
I know of the non-standard %uxxxx scheme but that doesn't seem like a wise choice since the scheme has been rejected by the W3C.
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Nullable vs. int? - Is there any difference?
...e<int> and int? are equivalent in value. Are there any reasons to choose one over the other?
5 Answers
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How to un-commit last un-pushed git commit without losing the changes
Is there a way to revert a commit so that my local copy keeps the changes made in that commit, but they become non-committed changes in my working copy? Rolling back a commit takes you to the previous commit - I want to keep the changes made but I committed them to the wrong branch.
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What specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
I can take a guess based on the names, but what specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
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Purpose of Django setting ‘SECRET_KEY’
What exactly is the point of the SECRET_KEY in django? I did a few google searches and checked out the docs ( https://docs.djangoproject.com/en/dev/ref/settings/#secret-key ), but I was looking for a more in-depth explanation of this, and why it is required.
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How to execute PHP code from the command line?
I would like to execute a single php statement like if(function_exists("my_func")) echo 'function exists'; directly with the command line without having to use a seperate php file.
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What exactly is Heroku?
...Ruby on rails and I was wondering what Heroku really is? I know that its a cloud that helps us to avoid using servers? When do we actually use it?
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