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Extract every nth element of a vector
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To select every nth element from any starting position in the vector
nth_element <- function(vector, starting_position, n) {
vector[seq(starting_position, length(vector), n)]
}
# E.g.
vec <- 1:12
nth_element(vec, ...
How to disable scientific notation?
I have a dataframe with a column of p-values and I want to make a selection on these p-values.
1 Answer
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CSS rule to apply only if element has BOTH classes [duplicate]
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So, this will not select <div class="abc"> because it lacks xyz?
– Majid Fouladpour
Apr 26 '11 at 21:30
5
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Emacs Ruby autocomplete almost working
...e. This works well in most files except I've found it doesn't allow me to select an answer from the table when I'm editing some code in my ruby on rails project.
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ORA-01950: no privileges on tablespace 'USERS' [closed]
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and how can I know (select?) current quota for a given <user> ??
– downtheroad
Nov 30 '18 at 19:01
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Altering column size in SQL Server
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Select table--> Design--> change value in Data Type shown in following Fig.
Save tables design.
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How can I set a website image that will show as preview on Facebook?
...press just scroll down to the bottom of the webpage when in edit mode, and select "featured image" (bottom right side of screen).
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How to upload, display and save images using node.js and express [closed]
.... This needs to be done using an "Upload" button, which prompts for a file-selection.
1 Answer
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What is the difference between .yaml and .yml extension? [duplicate]
...On the other hand:
The Yaml (sic!) component of Symfony2 implements a selected subset of features defined in the YAML 1.2 version specification.
So it seems fitting that they also use a subset of the recommended extension.
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How can I trigger an onchange event manually? [duplicate]
...mir Worked for me (at least in Chrome 36) the following way: document.querySelector('select.freight').dispatchEvent(new Event('change', { 'bubbles': true }))
– SlimShaggy
Aug 6 '14 at 15:10
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