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What does “S3 methods” mean in R?
...="class") than predict.mykindoffit(myfit, type="class").
There is quite a bit more to it, but this should get you started. There are quite a few disadvantages to this way of dispatching methods based upon an attribute (class) of objects (and C purists probably lie awake at night in horror of it), b...
jQuery hasAttr checking to see if there is an attribute on an element [duplicate]
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1093
var attr = $(this).attr('name');
// For some browsers, `attr` is undefined; for others,
// `...
Download JSON object as a file from browser
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answered Jun 12 '15 at 10:23
volzotanvolzotan
3,47211 gold badge1111 silver badges1717 bronze badges
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How to randomize (or permute) a dataframe rowwise and columnwise?
...ently
– JelenaČuklina
Feb 2 '16 at 10:51
exactly what I needed!
– ChuckCottrill
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Why does Java allow us to compile a class with a name different than the file name?
... Definitely an interesting analogy; it might be even better with a little bit of explanation of how it relates directly. The OP might have some difficulty making the connection (though I understand it perfectly)
– Andrew Barber
Nov 27 '13 at 16:09
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How do I restore a missing IIS Express SSL Certificate?
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Note for Windows 10 users: Repair is only in the Control Panel, not in the Add Remove programs app. Brilliant idea msft.
– Chris Weber
Apr 4 '16 at 0:51
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What is array to pointer decay?
...risk silent bugs... Autonomy!
– Lightness Races in Orbit
Jun 5 '14 at 10:40
4
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Why are quaternions used for rotations?
...mple. You have two atoms scattering, exchanging an electron: what is the orbital spin transfer? With quaternions it is just multiplication i.e. summing up the exponents of the SH base functions expressed as quaternions. (Getting the Legendre Polynomials into quaternion notation is a bit tedious thou...
Git pull from another repository
...owLowRepImageUploadWarning: true,
reputationToPostImages: 10,
bindNavPrevention: true,
postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\...
Relative frequencies / proportions with dplyr
...m(n))
# am gear n freq
# 1 0 3 15 0.7894737
# 2 0 4 4 0.2105263
# 3 1 4 8 0.6153846
# 4 1 5 5 0.3846154
From the dplyr vignette:
When you group by multiple variables, each summary peels off one level of the grouping. That makes it easy to progressively roll-up a dat...