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Checking if a list is empty with LINQ
What's the "best" (taking both speed and readability into account) way to determine if a list is empty? Even if the list is of type IEnumerable<T> and doesn't have a Count property.
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What does multicore assembly language look like?
Once upon a time, to write x86 assembler, for example, you would have instructions stating "load the EDX register with the value 5", "increment the EDX" register, etc.
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ReactJS Two components communicating
I just got started with ReactJS and am a little stuck on a problem that I have.
11 Answers
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Check if Internet Connection Exists with Javascript? [duplicate]
...s an internet connection using Javascript? That way I could have some conditionals saying "use the google cached version of JQuery during production, use either that or a local version during development, depending on the internet connection".
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How do I push a local repo to Bitbucket using SourceTree without creating a repo on bitbucket first?
Is there a way to import my local git repos to SourceTree and push them to my Bitbucket account, having new repos identical to my local repos be created on my account? Or do I have to make a repo online first and push to that? Github has a way to publish your local repos directly from it's client, a...
What is a loop invariant?
I'm reading "Introduction to Algorithm" by CLRS. In chapter 2, the authors mention "loop invariants". What is a loop invariant?
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ActionController::InvalidAuthenticityToken
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I had the same issue but with pages which were page cached. Pages got buffered with a stale authenticity token and all actions using the methods post/put/delete where recognized as forgery attempts. Error (422 Unprocessable Entity) was returned to the...
Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?
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I'm not AMD or speaking for them, but I would have done it the same way. Because zeroing the high half doesn't create a dependency on the previous value, that the CPU would have to wait on. The register renaming mechanism would essentially be defeated if it wasn't done that way.
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Why does struct alignment depend on whether a field type is primitive or user-defined?
...any) structs of Noda Time, which has in turn led me to uncover a slight oddity in the CLR's alignment decision.
4 Answers
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How to install a previous exact version of a NPM package?
I used nvm to download node v0.4.10 and installed npm to work with that version of node.
10 Answers
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