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How to center horizontally div inside parent div
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159
I am assuming the parent div has no width or a wide width, and the child div has a smaller wid...
How to add \newpage in Rmarkdown in a smart way?
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177
Simply \newpage or \pagebreak will work, e.g.
hello world
\newpage
```{r, echo=FALSE}
1+1
```...
Using multiple property files (via PropertyPlaceholderConfigurer) in multiple projects/modules
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182
If you ensure that every place holder, in each of the contexts involved, is ignoring unresolva...
How does functools partial do what it does?
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edited Mar 11 '13 at 10:11
answered Mar 11 '13 at 5:35
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Are “elseif” and “else if” completely synonymous?
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edited Sep 7 '10 at 20:40
answered Sep 7 '10 at 20:25
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Reuse Cucumber steps
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102
UPDATE: The method described below has been deprecated. The recommended way to call a step fro...
How to access test resources in Scala?
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answered Mar 12 '11 at 23:15
MitchellMitchell
31.7k66 gold badges3939 silver badges3535 bronze badges
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Total number of items defined in an enum
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10 Answers
10
Active
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What's the fastest way to merge/join data.frames in R?
...In particular it never looks for duplicate keys. (continued after code)
DF1 = data.frame(a = c(1, 1, 2, 2), b = 1:4)
DF2 = data.frame(b = c(1, 2, 3, 3, 4), c = letters[1:5])
merge(DF1, DF2)
b a c
1 1 1 a
2 2 1 b
3 3 2 c
4 3 2 d
5 4 2 e
DF1$c = DF2$c[match(DF1$b, DF2$b)]
DF1$c
[1] a b ...
What do the python file extensions, .pyc .pyd .pyo stand for?
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491
.py: This is normally the input source code that you've written.
.pyc: This is the compiled byt...