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Array include any value from another array?
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(cheeses & foods).empty?
As Marc-André Lafortune said in comments, & works in linear time while any? + include? will be quadratic. For larger sets of data, linear time will be faster. For small data sets, any? + include? may be faster as shown by Lee Jarvis' answer -- pro...
What does -fPIC mean when building a shared library?
...has something to do with resolving addresses and independence between individual modules, but I'm not sure what it really means. Can you explain?
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How do you change a repository description on GitHub?
...the repository can be changed by clicking on a cog icon in the right-hand side menu's "About" section:
Upon doing so, a popup will appear where the description, website, topics, and homepage settings can be configured:
sha...
Example of multipart/form-data
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Obnoxious and non-immediately-evident stuff: boundary=---------------------------9051914041544843365972754266 is two hyphens shorter then the actual boundaries in the data. This is really, really hard to see with all the hyphens strung together.
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Argparse: Required argument 'y' if 'x' is present
...t would stop you from setting --lport or --rport to 0, which might be a valid input to the program.
– borntyping
Mar 1 '18 at 14:34
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“Prevent saving changes that require the table to be re-created” negative effects
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The problem is that enumerating all of the cases and determining which side of the line they fall on will be quite tedious.
This is why I like to use ALTER TABLE in a query window, instead of visual designers that hide what they're doing (and quite frankly have bugs) - I know exactly what is goi...
How to search for occurrences of more than one space between words in a line
... I tried to evolve the question. I understood that I missed what you said with \S, I just prefer not to rely on character case for such functionality, it's easier to read.
– AlexanderMP
Sep 21 '10 at 9:22
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How can I install an older version of a package via NuGet?
...ecause 'twitterizer 2.4.0.26532' depends on it.
– Nebide Yildiz
Apr 19 '12 at 5:41
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Concatenating two one-dimensional NumPy arrays
...1, a2, a3) or numpy.concatenate(*[a1, a2, a3]) if you prefer. Python's fluid enough that the difference ends up feeling more cosmetic than substantial, but it's good when the API is consistent (e.g. if all the numpy functions that take variable length argument lists require explicit sequences).
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Webrick as production server vs. Thin or Unicorn?
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I'm referring to redirects outside of the Ruby stack. Like mod_rewrite style redirects. Technically, you can redirect inside of Rack, or Rails, or, maybe even Webrick (I could be wrong), but that requires starting ruby, which is comparatively slow vs Apach...