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Convert a binary NodeJS Buffer to JavaScript ArrayBuffer

How can I convert a NodeJS binary buffer into a JavaScript ArrayBuffer? 12 Answers 12 ...
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How do I select elements of an array given condition?

...ppose I have a numpy array x = [5, 2, 3, 1, 4, 5] , y = ['f', 'o', 'o', 'b', 'a', 'r'] . I want to select the elements in y corresponding to elements in x that are greater than 1 and less than 5. ...
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Understanding the difference between Object.create() and new SomeFunction()

I recently stumbled upon the Object.create() method in JavaScript, and am trying to deduce how it is different from creating a new instance of an object with new SomeFunction() , and when you would want to use one over the other. ...
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How to check if all of the following items are in a list?

I found, that there is related question, about how to find if at least one item exists in a list: How to check if one of the following items is in a list? ...
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Effect of a Bitwise Operator on a Boolean in Java

The bitwise operators are supposed to travel variables and operate on them bit by bit. In the case of integers, longs, chars this makes sense. These variables can contain the full range of values enforced by their size. ...
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psycopg2: insert multiple rows with one query

I need to insert multiple rows with one query (number of rows is not constant), so I need to execute query like this one: 1...
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How to extract numbers from a string in Python?

I would extract all the numbers contained in a string. Which is the better suited for the purpose, regular expressions or the isdigit() method? ...
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Deep copy of a dict in python

... How about: import copy d = { ... } d2 = copy.deepcopy(d) Python 2 or 3: Python 3.2 (r32:88445, Feb 20 2011, 21:30:00) [MSC v.1500 64 bit (AMD64)] on win32 Type "help", "copyright", "credits" or "license" for more information. ...
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How to bind inverse boolean properties in WPF?

What I have is an object that has an IsReadOnly property. If this property is true, I would like to set the IsEnabled property on a Button, ( for example ), to false. ...
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Compare two objects in Java with possible null values

I want to compare two strings for equality when either or both can be null . 12 Answers ...