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Efficient way to apply multiple filters to pandas DataFrame or Series

I have a scenario where a user wants to apply several filters to a Pandas DataFrame or Series object. Essentially, I want to efficiently chain a bunch of filtering (comparison operations) together that are specified at run-time by the user. ...
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Using jquery to get all checked checkboxes with a certain class name

I know I can get all checked checkboxes on a page using this: 16 Answers 16 ...
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Setting the default value of a DateTime Property to DateTime.Now inside the System.ComponentModel De

Does any one know how I can specify the Default value for a DateTime property using the System.ComponentModel DefaultValue Attribute? ...
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LINQ to SQL: Multiple joins ON multiple Columns. Is this possible?

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Split Strings into words with multiple word boundary delimiters

I think what I want to do is a fairly common task but I've found no reference on the web. I have text with punctuation, and I want a list of the words. ...
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How to compare objects by multiple fields

Assume you have some objects which have several fields they can be compared by: 22 Answers ...
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How can I generate random alphanumeric strings?

How can I generate a random 8 character alphanumeric string in C#? 33 Answers 33 ...
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PostgreSQL: Difference between text and varchar (character varying)

What's the difference between the text data type and the character varying ( varchar ) data types? 9 Answers ...
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How to require a controller in an angularjs directive

Can anyone tell me how to include a controller from one directive in another angularJS directive. for example I have the following code ...
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What does “default” mean after a class' function declaration?

I've seen default used next to function declarations in a class. What does it do? 5 Answers ...