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Are Roslyn SyntaxNodes reused?
I've been taking a look to Roslyn CTP and, while it solves a similar problem to the Expression tree API , both are immutable but Roslyn does so in a quite different way:
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Is there an R function for finding the index of an element in a vector?
In R, I have an element x and a vector v . I want to find the first index of an element in v that is equal to x . I know that one way to do this is: which(x == v)[[1]] , but that seems excessively inefficient. Is there a more direct way to do it?
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What's the equivalent of Java's Thread.sleep() in Objective-C/Cocoa?
... This is perfect. Thanks! I just finished up my animation blocks and it worked like a charm.
– RileyE
Nov 14 '12 at 3:03
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Breaking up long strings on multiple lines in Ruby without stripping newlines
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I'm fairly sure that it's not; I tried both undef'ing and redefining String#+ and it doesn't seem like anything is being sent there.
– Jessehz
May 9 '12 at 22:08
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How to Test a Concern in Rails
...test your concerns against the actual classes that use them (e.g., models) and you'll be able to test them everywhere they're used. And you only have to write the tests once and then just include them in any model spec that uses your concern. In your case, this might look something like this:
# app...
AttributeError(“'str' object has no attribute 'read'”)
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I don't understand this...how does doing read() solve the problem? The response still doesn't have a read function. Are we supposed to put the string in some object with a read function?
– zakdances
Au...
What are the git concepts of HEAD, master, origin?
...m learning about git, I keep coming across the terms HEAD, master, origin, and I'm not sure what the differences are. If I understand correctly, HEAD is always equal to the latest revision? And if so, is that the latest revision of the whole repository, or of a specific branch or tag? This is so con...
What does “./bin/www” do in Express 4.x?
I just started to learn about Express 4.0 in my Node.js app, and I found that it generated ./bin/www file, on which only the application server and port settings are written and everything others like middleware and routing is defined in ./app.js file.
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When would you use .git/info/exclude instead of .gitignore to exclude files?
I am a bit confused about the pros and cons of using .git/info/exclude and .gitignore to exclude files.
4 Answers
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Pull request vs Merge request
What is the difference between a Pull request and a Merge request?
6 Answers
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