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How is a tag different from a branch in Git? Which should I use, here?

...omplicated as you want to make it -- but these examples should give you an idea of the differences. share | improve this answer | follow | ...
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Easy interview question got harder: given numbers 1..100, find the missing number(s) given exactly k

...as. Since every polynomial factors uniquely (ring of polynomials is an Euclidean domain), this means ai are uniquely determined, up to permutation. This ends a proof that remembering powers is enough to recover the numbers. For constant k, this is a good approach. However, when k is varying, the d...
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What is “X-Content-Type-Options=nosniff”?

...ding to ignore an explicit content-type and use guess work would be a good idea? omg... – Sam Sirry May 22 at 22:50 add a comment  |  ...
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Retrieve specific commit from a remote Git repository

... same as that of mine and hence there won't be any conflicts but I have no idea how to do this and I don't want to clone that huge repository. ...
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What is a proper naming convention for MySQL FKs?

...ing across code. Eventually, you'll find an $id variable somewhere with no idea which table it belongs to. The older your code base is and the more people have worked on it, the more likely this becomes. – CJ Dennis Apr 26 '18 at 8:15 ...
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Is there an equivalent of CSS max-width that works in HTML emails?

... @EdL the idea is that is the most concise way of getting email-friendly max-width. This entire thing would replace <div style="max-width: ...px">...</div>. For the email I was working on when I found this gist, this was th...
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What's the difference between HEAD, working tree and index, in Git?

...n that I'm not sure if I can follow through on or even whether it's a good idea, such as a conceptually demanding refactoring or changing a representation type — I checkpoint my work into the index. If this is the first change I've made since my last commit, then I can use the local repository as ...
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What is the difference between Gemfile and Gemfile.lock in Ruby on Rails

...0.0) requires bundler (>= 1.3.0, < 2.0)), which causes problems. Any idea how to avoid those 'open' dependencies? – Guillermo Grau Apr 4 '14 at 9:23 ...
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How do I expire a PHP session after 30 minutes?

... Is MVC a good idea even when the project is small, with a single programmer? I feel like I should be making my own projects in the MVC model (or solve the problem THEN make it MVC) but with a lack of experience with MVC it just becomes a ...
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Which commit has this blob?

...e: It looks like somebody already did this. That one uses the same general idea but the details are different and the implementation is much shorter. I don't know which would be faster but performance is probably not a concern here! Update 2: For what it's worth, my implementation is orders of magn...