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When to use cla(), clf() or close() for clearing a plot in matplotlib?
... of many axes. Additionally, there are functions from the pyplot interface and there are methods on the Figure class. I will discuss both cases below.
pyplot interface
pyplot is a module that collects a couple of functions that allow matplotlib to be used in a functional manner. I here assume that...
Store boolean value in SQLite
...an storage class. Instead, Boolean values are stored as integers 0 (false) and 1 (true).
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Where Is Machine.Config?
...] should be equal to v1.0.3705, v1.1.4322, v2.0.50727 or v4.0.30319.
v3.0 and v3.5 just contain additional assemblies to v2.0.50727 so there should be no config\machine.config. v4.5.x and v4.6.x are stored inside v4.0.30319.
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Running SSH Agent when starting Git Bash on Windows
...Other Resources:
"Getting ssh-agent to work with git run from windows command shell" has a similar script, but I'd refer to the GitHub article above primarily, which is more robust and up to date.
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Difference between Rebuild and Clean + Build in Visual Studio
What is the difference between just a Rebuild and doing a Clean + Build in Visual Studio 2008? Is Clean + Build different then doing Clean + Rebuild ?
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kernel stack and user space stack
What's the difference between kernel stack and user stack? Why kernel stack is used? If a local variable is declared in an ISR, where it will be stored? Does each process has its own kernel stack? Then how the process coordinates between both these stacks?
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Filtering for empty or NULL names in a queryset
...e.objects.exclude(alias__isnull=True)
If you need to exclude null values and empty strings, the preferred way to do so is to chain together the conditions like so:
Name.objects.exclude(alias__isnull=True).exclude(alias__exact='')
Chaining these methods together basically checks each condition i...
How do Python functions handle the types of the parameters that you pass in?
...tely use an object of a type "as if" it was an object of a different type, and all elementary operations on the object are delegated to its type.
This has nothing to do with names. A name in Python doesn't "have a type": if and when a name's defined, the name refers to an object, and the object do...
Regular Expressions- Match Anything
...tively "match any string".
Another option that only works for JavaScript (and is not recognized by any other regex flavor) is [^]* which also matches any string. But [\s\S]* seems to be more widely used, perhaps because it's more portable.
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How to do a JUnit assert on a message in a logger
...u'd want to adjust to your needs. Basically, you create your own Appender and add it to the logger you want. If you'd want to collect everything, the root logger is a good place to start, but you can use a more specific if you'd like. Don't forget to remove the Appender when you're done, otherwis...