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Python progression path - From apprentice to guru
... probe to see how strong they are in this area -- not that it's really the best way to measure whether they're ready for any advanced course, but to see how well their basic knowledge is of Python's objects and memory model, which is a cause of many Python bugs written by those who are not only begi...
Android - how do I investigate an ANR?
..., as freezing the app at a breakpoint will make the problem go away.
Your best bet is to insert lots of logging calls (Log.XXX()) into the app's different threads and callbacks and see where the delay is at. If you need a stacktrace, create a new Exception (just instantiate one) and log it.
...
How to compare 2 files fast using .NET?
...
The worst case is where the two files are identical. In this case it's best to compare the files byte-by-byte.
If if the two files are not identical, you can speed things up a bit by detecting sooner that they're not identical.
For example, if the two files are of different length then you kno...
How to do a GitHub pull request
... to restore the branch in the event you need it again.
That confirms the best practice of deleting the branch after merging a pull request.
pull-request vs. request-pull
pull request isn't an official "git" term.
Git uses the request-pull(!) command to build a request for merging:
It "summari...
How to convert floats to human-readable fractions?
... continued fractions
** if x = a1 + 1/(a2 + 1/(a3 + 1/(a4 + ...)))
** then best approximation is found by truncating this series
** (with some adjustments in the last term).
**
** Note the fraction can be recovered as the first column of the matrix
** ( a1 1 ) ( a2 1 ) ( a3 1 ) ...
** ( 1 0 ) ( 1...
Which is preferred: Nullable.HasValue or Nullable != null?
...our is no "implementation of an abstraction" - it's a contract. But if the best you can do is ad hominem attacks, enjoy yourself.
– Luaan
Nov 10 '16 at 8:51
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How do I update a formula with Homebrew?
... solution, to be helpful to the other SO users. Posting just code is not a best practice here.
– Massimiliano Kraus
Jul 18 '17 at 14:53
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Vim - how to run a command immediately when starting vim?
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The best place to keep your configuration stuff is in your .vimrc
file. However, it's sourced too early, check :h startup:
At startup, Vim checks environment variables and files and sets values
accordingly. Vim proceeds in th...
Checking for empty arrays: count vs empty
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This is the best way to check, only use empty() if you're explicitly trying to avoid triggering an E_NOTICE (which is generally a bad idea, IMO). Blatantly using empty will lead to buggy code.
– Cobby
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Could you explain STA and MTA?
...would say that understanding what the STA is and how it works would be the best starting place because most COM objects are STA’s.
Apartment Threads, if a thread lives in the same apartment as the object it is using then it is an apartment thread. I think this is only a COM concept because it is...