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How to print an exception in Python?

...follow | edited Aug 16 '18 at 8:01 Jan 49755 silver badges1414 bronze badges answered Sep...
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Read a file in Node.js

I'm quite puzzled with reading files in Node.js. 8 Answers 8 ...
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Useful code which uses reduce()? [closed]

... The other uses I've found for it besides + and * were with and and or, but now we have any and all to replace those cases. foldl and foldr do come up in Scheme a lot... Here's some cute usages: Flatten a list Goal: turn [[1, 2, 3], [4, 5], [6, 7, 8]...
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Reference: What is variable scope, which variables are accessible from where and what are “undefined

... What is "variable scope"? Variables have a limited "scope", or "places from which they are accessible". Just because you wrote $foo = 'bar'; once somewhere in your application doesn't mean you can refer to $foo from everywhere else inside the application. The variable $f...
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c#: getter/setter

I saw something like the following somewhere, and was wondering what it meant. I know they are getters and setters, but want to know why the string Type is defined like this. Thanks for helping me. ...
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How to call a PHP function on the click of a button

...reated a page called functioncalling.php that contains two buttons, Submit and Insert . 12 Answers ...
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Storing SHA1 hash values in MySQL

... I would use VARCHAR for variable length data, but not with fixed length data. Because a SHA-1 value is always 160 bit long, the VARCHAR would just waste an additional byte for the length of the fixed-length field. And I also wouldn’t store the value the SHA1 is returning. Beca...
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Efficient way to apply multiple filters to pandas DataFrame or Series

...'col1'] <=1 )] Out[13]: col1 col2 1 1 11 If you want to write helper functions for this, consider something along these lines: In [14]: def b(x, col, op, n): return op(x[col],n) In [15]: def f(x, *b): return x[(np.logical_and(*b))] In [16]: b1 = b(df, '...
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Unix's 'ls' sort by name

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How do I find out what keystore my JVM is using?

... Your keystore will be in your JAVA_HOME---> JRE -->lib---> security--> cacerts. You need to check where your JAVA_HOME is configured, possibly one of these places, Computer--->Advanced --> Environment variables---> JAVA_HOME Your server startup batch files. In your impor...