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How to compare two colors for similarity/difference

...d with what percentage. The thing is that I don't know how to do that manually step by step. So it is even more difficult to think of a program. ...
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How to create module-wide variables in Python? [duplicate]

... Here is what is going on. First, the only global variables Python really has are module-scoped variables. You cannot make a variable that is truly global; all you can do is make a variable in a particular scope. (If you make a variable inside the Python interpreter, and then import other mo...
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git update-index --assume-unchanged returns “fatal unable to mark file”

...nd downloaded the latest version of git, but this did not help. What I finally realized is that this command is case sensitive! This includes the full path and file name. After updating path to the directory so that the full path was specified with proper casing, the command executed properly. N...
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Why is it string.join(list) instead of list.join(string)?

... I do not agree conceptually even if It makes sense codewise. list.join(string) appears more an object-oriented approach whereas string.join(list) sounds much more procedural to me. – Eduardo Pignatelli Jan 14 ...
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How to watch for array changes?

...ent } return n; } }); 1 Alternatively, if you'd like to target all arrays, you could override Array.prototype.push(). Use caution, though; other code in your environment may not like or expect that kind of modification. Still, if a catch-all sounds appealing, just replace myArray with Ar...
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How to do an instanceof check with Scala(Test)

I'm trying to incorporate ScalaTest into my Java project; replacing all JUnit tests with ScalaTests. At one point, I want to check if Guice's Injector injects the correct type. In Java, I have a test like this: ...
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Extract traceback info from an exception object

...ion("foo occurred").with_traceback(tracebackobj) These features are minimally described as part of the raise documentation. All credit for this part of the answer should go to Vyctor, who first posted this information. I'm including it here only because this answer is stuck at the top, and Python...
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What use is find_package() if you need to specify CMAKE_MODULE_PATH anyway?

...e. Now the software has a few dependencies. I compiled them myself and installed them on my system. 4 Answers ...
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How to get name of exception that was caught in Python?

...n't want to catch particular exceptions known in advance. I want to catch all exceptions. – Rob Bednark Apr 27 '18 at 16:10 add a comment  |  ...
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Python nested functions variable scoping [duplicate]

I've read almost all the other questions about the topic, but my code still doesn't work. 10 Answers ...