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Pandas read_csv low_memory and dtype options
...s nothing can really be parsed before the whole file is read unless you risk having to change the dtype of that column when you read the last value.
Consider the example of one file which has a column called user_id.
It contains 10 million rows where the user_id is always numbers.
Since pandas canno...
Count the items from a IEnumerable without iterating?
Let's say I want iterate on those and write something like processing #n of #m.
19 Answers
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How to Remove ReadOnly Attribute on File Using PowerShell?
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JoeyJoey
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MSBuild doesn't copy references (DLL files) if using project dependencies in solution
...te a new project Y which references project X.
So the dependency chain looks like this: Y => X => A => B
Visual Studio / MSBuild tries to be smart and only bring references over into project Y that it detects as being required by project X; it does this to avoid reference pollution in pro...
How can you search Google Programmatically Java API [closed]
Does anyone know if and how it is possible to search Google programmatically - especially if there is a Java API for it?
8 ...
How can I change an element's text without changing its child elements?
I'd like to update element's text dynamically:
14 Answers
14
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How do I call ::std::make_shared on a class with only protected or private constructors?
I have this code that doesn't work, but I think the intent is clear:
16 Answers
16
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Create a dictionary on a list with grouping
...istOfDemoClass
group demoClass by demoClass.GroupKey
into groupedDemoClass
select groupedDemoClass).ToDictionary(gdc => gdc.Key, gdc => gdc.ToList());
This one will work !!!
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How to define hash tables in Bash?
What is the equivalent of Python dictionaries but in Bash (should work across OS X and Linux).
15 Answers
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Are PHP Variables passed by value or by reference?
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Michael Stum♦Michael Stum
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