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How to format numbers by prepending 0 to single-digit numbers?
I want to format a number to have two digits. The problem is caused when 0 – 9 is passed, so I need it to be formatted to 00 – 09 .
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Go > operators
Could someone please explain to me the usage of << and >> in Go? I guess it is similar to some other languages.
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Echo newline in Bash prints literal \n
In Bash, tried this:
23 Answers
23
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Command to get nth line of STDOUT
Is there any bash command that will let you get the nth line of STDOUT?
13 Answers
13
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What does the explicit keyword mean?
...n old question it seems worth pointing a few things out (or having someone set me straight). By making the int form, or both ctors, 'explicit' you would still have the same bug if you used String mystring('x') when you meant String mystring("x") wouldn't you? Also, from the comment above I see the...
How do I use floating-point division in bash?
...<< 'scale=1; 1/3.000001' scale is 1. Interestingly, dividing by 1 sets it straight: bc <<< 'scale=1; 1*3.00001/1' scale is 1
– Greg Bell
Jan 17 '17 at 20:55
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Declaration suffix for decimal type
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dplyr summarise: Equivalent of “.drop=FALSE” to keep groups with zero length in output
...p_by(Species, .drop=FALSE) %>% tally
#> Species n
#> 1 setosa 50
#> 2 versicolor 50
#> 3 virginica 50
#> 4 empty_level 0
# Add character column
iris$group2 = c(rep(c("A","B"), 50), rep(c("B","C"), each=25))
# Empty groups involving combinations of ...
Automatic TOC in github-flavoured-markdown
...s an unordered list and is actually thrown away.
This results in a nested set of unordered lists, using the headers in the document.
Note: this should work for GitHub Pages, not GitHub Flavored Markdown (GFM) as used in comments or wiki pages. AFAIK a solution doesn't exist for that.
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How to read a text file reversely with iterator in C#
... // For UTF-8, bytes with the top bit clear or the second bit set are the start of a character
// See http://www.cl.cam.ac.uk/~mgk25/unicode.html
characterStartDetector = (pos, data) => (data & 0x80) == 0 || (data & 0x40) != 0;
}
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