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Python's equivalent of && (logical-and) in an if-statement
...ill look pretty much the same as everyone else's code. See PEP 8 for more details.
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Android Paint: .measureText() vs .getTextBounds()
...s.: I didn't test this exact code, but tested the conception.
Much more detailed explanation is given in this answer.
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What is the largest Safe UDP Packet Size on the Internet
...be able to reassemble packets of at least that size. See IETF RFC 1122 for details.
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Mercurial: how to amend the last commit?
... I don't think "forget" will be helpful here. Here's the problem in more detail: (1) I'm at revision 2 (2) Remove "file" and have some other changes (3) Commit changes, resulting in revision 3 (4) Now I'll change my mind and decide "file" should not be removed from the commit, so I want to amend ...
How to get active user's UserDetails
... need the active (logged in) user, I am doing the following to get my UserDetails implementation:
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What is the difference between trie and radix trie data structures?
...an answer to Stack Overflow!Please be sure to answer the question. Provide details and share your research!But avoid …Asking for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips o...
Python Process Pool non-daemonic?
...at least two caveats to this approach:
It still depends on implementation details of the multiprocessing package, and could therefore break at any time.
There are valid reasons why multiprocessing made it so hard to use non-daemonic processes, many of which are explained here. The most compelling i...
How do I shuffle an array in Swift?
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This answer details how to shuffle with a fast and uniform algorithm (Fisher-Yates) in Swift 4.2+ and how to add the same feature in the various previous versions of Swift. The naming and behavior for each Swift version matches the mutat...
Why do we use arrays instead of other data structures?
...y high level overview on data structures in memory, skipping over a lot of details, but hopefully it illustrates an array's strength and weakness compared to other data structures.
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Calling virtual functions inside constructors
...nd no further.
The C++ FAQ Lite covers this in section 23.7 in pretty good detail. I suggest reading that (and the rest of the FAQ) for a followup.
Excerpt:
[...] In a constructor, the virtual call mechanism is disabled because overriding from derived classes hasn’t yet happened. Objects are con...