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What do you call the -> operator in Ruby?
...s"), a lambda defined using -> is called lambda literal.
succ = ->(m>x m>){ m>x m>+1 }
succ.call(2)
The code is equivalent to the following one.
succ = lambda { |m>x m>| m>x m> + 1 }
succ.call(2)
Informally, I have heard it being called stabby lambda or stabby literal.
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Difference between Big-O and Little-O Notation
...ant k > 0, you can find a constant a such that the inequality 0 <= f(m>x m>) <= k g(m>x m>) holds for all m>x m> > a.
Note that O(g) is the set of all functions for which this condition holds.
f ∈ o(g) says, essentially
For every choice of a constant k > 0, you can find a constant a such t...
Split a string by spaces — preserving quoted substrings — in Python
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You want split, from the built-in shlem>x m> module.
>>> import shlem>x m>
>>> shlem>x m>.split('this is "a test"')
['this', 'is', 'a test']
This should do em>x m>actly what you want.
sh...
What are 'get' and 'set' in Swift?
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That's actually em>x m>plained right before the code:
In addition to simple properties that are stored, properties can have a getter and a setter.
class EquilateralTriangle: NamedShape {
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When some other class wants to get that perimete...
What is contem>x m>t in _.each(list, iterator, [contem>x m>t])?
I am new to underscore.js. What is the purpose of [contem>x m>t] in _.each() ? How should it be used?
5 Answers
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vim repeat find nem>x m>t character 'm>x m>'
I often navigate in vim by f m>x m> to find nem>x m>t occurrence of character 'm>x m>',
but overlook that there is a word (or more words) containing 'm>x m>' in between the word I want to edit and the beginning cursor position.
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Move an item inside a list?
In Python, how do I move an item to a definite indem>x m> in a list?
5 Answers
5
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How to concatenate twice with the C preprocessor and em>x m>pand a macro as in “arg ## _ ## MACRO”?
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Standard C Preprocessor
$ cat m>x m>m>x m>.c
#define VARIABLE 3
#define PASTER(m>x m>,y) m>x m> ## _ ## y
#define EVALUATOR(m>x m>,y) PASTER(m>x m>,y)
#define NAME(fun) EVALUATOR(fun, VARIABLE)
em>x m>tern void NAME(mine)(char *m>x m>);
$ gcc -E m>x m>m>x m>.c
# 1 "m>x m>m>x m>.c"
# 1 "<built-in>"
# 1 "&lt...
ggplot2 keep unused levels barplot
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You need to set drop=FALSE on both scales (fill and m>x m>) like this:
library(ggplot2)
df <- data.frame(type=c("A", "A", "A", "B", "B"), group=rep("group1", 5))
df1 <- data.frame(type=c("A", "A", "A", "B", "B", "A", "A", "C", "B", "B"), group=c(rep("group1", 5),rep("group2"...
Representing and solving a maze given an image
...y), adjusting weights for the colors so that final grayscale image is approm>x m>imately uniform. You can do it simply by controlling sliders in Photoshop in Image -> Adjustments -> Black & White.
Convert image to binary by setting appropriate threshold in Photoshop in Image -> Adjustments -...