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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...
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 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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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 ...
How do I replace all line breaks in a string with elements?
How can I read the line break from a value with JavaScript and replace all the line breaks with <br /> elements?
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Which is the fastest algorithm to find prime numbers?
...sieving ranges for SoA than for SoE, but that gain is usually more than offset by the increased complexity and the extra constant factor overhead of this computational complexity such that for practical applications the SoE is better.
– GordonBGood
Mar 20 '14 a...
Is it possible to implement dynamic getters/setters in JavaScript?
I am aware of how to create getters and setters for properties whose names one already knows, by doing something like this:
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Writing a compiler in its own language
... following. You write a minimal compiler in assembler (yuck) for a minimal set of the language and then use that compiler to implement extra features of the language. Building your way up until you have a compiler with all the language features for itself. A painful process that is usually only done...
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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Round to at most 2 decimal places (only if necessary)
I'd like to round at most 2 decimal places, but only if necessary .
79 Answers
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