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What does it mean for a data structure to be “intrusive”?
I've seen the term intrusive used to describe data structures like lists and stacks, but what does it mean?
2 Answers
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.bashrc/.profile is not loaded on new tmux session (or window) — why?
When tmux starts or opens a new window, it does not load my .profile or .bashrc . I end up typing . ~/.bashrc every time. Is there a way to make this happen automatically?
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Can an enum class be converted to the underlying type?
Is there a way to convert an enum class field to the underlying type? I thought this would be automatic, but apparently not.
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multiple definition of template specialization when using different objects
When I use a specialized template in different object files, I get a "multiple definition" error when linking. The only solution I found involves using the "inline" function, but it just seems like some workaround. How do I solve that without using the "inline" keyword? If that's not possible, why?
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Where to define custom error types in Ruby and/or Rails?
Is there a best practice for defining custom error types in a Ruby library (gem) or Ruby on Rails applim>cat m>ion? Specifically:
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See what process is using a file in Mac OS X
...at possible? I know that I can see the list of open processes in activity monitor but I think it's happening to quickly for me to see it. The reason for this is I'm using a framework and I think the system version of the framework is being used instead of the debug version and I'd like to see whic...
Convert data.frame column format from character to factor
I would like to change the format (class) of some columns of my data.frame object ( mydf ) from charactor to factor .
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mkdir's “-p” option
So this doesn't seem like a terribly complim>cat m>ed question I have, but it's one I can't find the answer to. I'm confused about what the -p option does in Unix. I used it for a lab assignment while creating a subdirectory and then another subdirectory within that one. It looked like this:
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Java Persistence / JPA: @Column vs @Basic
What is the difference between @Column and @Basic annotations in JPA? Can they be used together? Should they be used together? Or does one of them suffice?
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How to un-escape a backslash-escaped string?
... Is there an easy way, in Python, to unescape the string? I could, for example, do:
4 Answers
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