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Getting and removing the first character of a string
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answered Mar 14 '14 at 9:41
bartektartanusbartektartanus
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How can I edit a view using phpMyAdmin 3.2.4?
I need to simply edit a very complicated view in phpMyAdmin 3.2.4 but I cannot figure how to do that. Any suggestions?
Thanks!
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Numpy how to iterate over columns of array?
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49
For those wondering, array.T isn't costly, as it just changes the 'strides' of array (see this answer for an interesting discussion)
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How to sort a dataFrame in python pandas by two or more columns?
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490
As of the 0.17.0 release, the sort method was deprecated in favor of sort_values. sort was co...
Using a bitmask in C#
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public enum Names
{
None = 0,
Susan = 1,
Bob = 2,
Karen = 4
}
Then you'd check for a particular name as follows:
Names names = Names.Susan | Names.Bob;
// evaluates to true
bool susanIsIncluded = (names & Names.Susan) != Names.None;
// evaluates to false
bool karenIsInclude...
How to convert a java.util.List to a Scala list
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edited Dec 3 '15 at 18:44
Andrew Whitaker
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How to convert list of key-value tuples into dictionary?
... ninjageckoninjagecko
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How to percent-encode URL parameters in Python?
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407
Python 2
From the docs:
urllib.quote(string[, safe])
Replace special characters in stri...
How to Correctly Use Lists in R?
...Why do these two expressions not return the same result?
x = list(1, 2, 3, 4); x2 = list(1:4)
A list can contain any other class as each element. So you can have a list where the first element is a character vector, the second is a data frame, etc. In this case, you have created two different lis...
Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple
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