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Python - doctest vs. unittest [closed]
I'm trying to get started with unit testing in Python and I was wondering if someone could explain the advantages and disadvantages of doctest and unittest.
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MySQL load NULL values from CSV data
I have a file that can contain from 3 to 4 columns of numerical values which are separated by comma. Empty fields are defined with the exception when they are at the end of the row:
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Why does my application spend 24% of its life doing a null check?
I've got a performance critical binary decision tree, and I'd like to focus this question on a single line of code. The code for the binary tree iterator is below with the results from running performance analysis against it.
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C++ convert hex string to signed integer
I want to convert a hex string to a 32 bit signed integer in C++.
9 Answers
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Select first 4 rows of a data.frame in R
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You can use the "index" answer pointed out elsewhere. In this situation I normally use the slice function in dplyr. (Behavior depends on the grouping.)
– Eduardo Leoni
May 28 '18 at 21:16
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How to stop a JavaScript for loop?
I'm using this JavaScript to iterate through an array and find a matching array element:
4 Answers
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Does R have an assert statement as in python?
a statement that checks if something is true and if not prints a given error message and exits
3 Answers
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View the Task's activity stack
I just started developing a simple Android application while I'm still learning the platform.
9 Answers
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How do I get the row count of a pandas DataFrame?
I'm trying to get the number of rows of dataframe df with Pandas, and here is my code.
14 Answers
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How do I trap ctrl-c (SIGINT) in a C# console app
I would like to be able to trap CTRL + C in a C# console application so that I can carry out some cleanups before exiting. What is the best way of doing this?
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