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What is the difference between BIT and TINYINT in MySQL?
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A TINYINT is an 8-bit integer value, a BIT field can store between 1 bit, BIT(1), and 64 bits,...
Programmatically creating Markdown tables in R with KnitR
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Now knitr (since version 1.3) package include the kable function for a creation tables:
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Convert a list of data frames into one data frame
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Use bind_rows() from the dplyr package:
bind_rows(list_of_dataframes, .id = "column_label")
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How to convert a Binary String to a base 10 integer in Java
...without leading zeroes) that I want to convert to their corresponding base 10 numbers. Consider:
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How to group dataframe rows into list in pandas groupby?
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Understanding “randomness”
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1481
Just a clarification
Although the previous answers are right whenever you try to spot the ra...
Selecting pandas column by location
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155
Two approaches that come to mind:
>>> df
A B C D
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How can I parse a string with a comma thousand separator to a number?
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how to convert from int to char*?
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In C++17, use std::to_chars as:
std::array<char, 10> str;
std::to_chars(str.data(), st...
How to check if a number is a power of 2
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There's a simple trick for this problem:
bool IsPowerOfTwo(ulong x)
{
return (x & (x...