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How to split a long regular expression into multiple lines in JavaScript?
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int value under 10 convert to string two digit number
in here, if i = 1 then ToString yields "1"
6 Answers
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Quickest way to convert a base 10 number to any base in .NET?
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add a string prefix to each value in a string column using Pandas
...gt;>> df = pd.DataFrame({'col':['a',0]})
>>> df
col
0 a
1 0
>>> df['col'] = 'str' + df['col'].astype(str)
>>> df
col
0 stra
1 str0
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How do I convert seconds to hours, minutes and seconds?
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Skip rows during csv import pandas
... I don't want to import the 2nd row of the data file (the row with index = 1 for 0-indexing).
6 Answers
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How does this CSS produce a circle?
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How does a border of 180 pixels with height/width-> 0px become a circle with a radius of 180 pixels?
Let's reformulate that into two questions:
Where do width and height actually apply?
Let's have a look at the areas of a typical box (sour...
Check for array not empty: any?
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251
any? isn't the same as not empty? in some cases.
>> [nil, 1].any?
=> true
>> [ni...
Get program execution time in the shell
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How to convert a string or integer to binary in Ruby?
...a string representing the number in the base specified:
9.to_s(2) #=> "1001"
while the reverse is obtained with String#to_i(base):
"1001".to_i(2) #=> 9
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