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How can I limit Parallel.ForEach?
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It's not clear to me from documentation - does setting MaxDegreeOfParallelism to 4 (for instance) mean there'll be 4 threads each running 1/4th of the loop iterations (one round of 4 threads dispatched), or does each thread still do one loop iteration and we're just limit...
How to turn on line numbers in IDLE?
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There's a set of useful extensions to IDLE called IDLEX that works with MacOS and Windows http://idlex.sourceforge.net/
It includes line numbering and I find it quite handy & free.
Otherwise there are a bunch of other IDEs some ...
TypeError: got multiple values for argument
...ord arguments.
In my case it was because the argument order of the Pandas set_axis function changed between 0.20 and 0.22:
0.20: DataFrame.set_axis(axis, labels)
0.22: DataFrame.set_axis(labels, axis=0, inplace=None)
Using the commonly found examples for set_axis results in this confusing error,...
How to find the length of a string in R
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See ?nchar. For example:
> nchar("foo")
[1] 3
> set.seed(10)
> strn <- paste(sample(LETTERS, 10), collapse = "")
> strn
[1] "NHKPBEFTLY"
> nchar(strn)
[1] 10
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XSD: What is the difference between xs:integer and xs:int?
...(as far as I know) a fully conformant XSLT processor: xs:int is not in the set of types a basic XSLT processor is required to support. If you mean it's not a conforming XSD processor, this is true but misleading: it's not an XSD processor at all.
– C. M. Sperberg-McQueen
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CSS hide scroll bar if not needed
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Set overflow-y property to auto, or remove the property altogether if it is not inherited.
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Preventing console window from closing on Visual Studio C/C++ Console application
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I just tested this in VS2017 and VS2019. It requires both setting the subsystem to CONSOLE and turning this option off. Having one or the other or neither closes the window automatically.
– Casey
Jul 27 '19 at 16:39
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nginx upload client_max_body_size issue
...cide to restrict the maximum size of files I want uploaded.
To do that, I set the nginx client_max_body_size to 1m (1MB) and expect a HTTP 413 (Request Entity Too Large) status in response when that rule breaks.
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How do you set your pythonpath in an already-created virtualenv?
...ort PYTHONPATH="/the/path/you/want"
This way, the new PYTHONPATH will be set each time you use this virtualenv.
EDIT: (to answer @RamRachum's comment)
To have it restored to its original value on deactivate, you could add
export OLD_PYTHONPATH="$PYTHONPATH"
before the previously mentioned lin...
How can I make a ComboBox non-editable in .NET?
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To make the text portion of a ComboBox non-editable, set the DropDownStyle property to "DropDownList". The ComboBox is now essentially select-only for the user. You can do this in the Visual Studio designer, or in C# like this:
stateComboBox.DropDownStyle = ComboBoxStyle.Drop...