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Reshaping data.frame from wide to long format
...alues (as a result of the , in the numbers). You can repair that with gsub and as.numeric:
long$value <- as.numeric(gsub(",", "", long$value))
Or directly with data.table or dplyr:
# data.table
long <- melt(setDT(wide),
id.vars = c("Code","Country"),
variable.name...
Stop Visual Studio from mixing line endings in files
... in VS2010 Ultimate, however this option is not a global persistent option and is only valid for the current editor session. All I want is for VS to respect the currently open files line-endings when editing the file.
– Brett Ryan
Oct 25 '10 at 1:26
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Can we omit parentheses when creating an object using the “new” operator?
... you omit the parenthesis. It reports Missing '()' invoking a constructor, and there doesn't seem to be an option for the tool to tolerate parenthesis omission.
1 David Flanagan: JavaScript the Definitive Guide: 4th Edition (page 75)
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How do I ignore files in a directory in Git?
... a match with a directory. In other words, foo/ will match a directory foo and paths underneath it, but will not match a regular file or a symbolic link foo (this is consistent with the way how pathspec works in general in git).
If the pattern does not contain a slash /, git treats it as a shell glo...
How do you produce a .d.ts “typings” definition file from an existing JavaScript library?
I'm using a lot of libraries both my own and 3rd party. I see the "typings" directory contains some for Jquery and WinRT... but how are they created?
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Split string in Lua?
...imple split of a string, but there doesn't seem to be a function for this, and the manual way I tested didn't seem to work. How would I do it?
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Ignore Xcode warnings when using Cocoapods
...? Currently I use s.dependency 'Facebook-iOS-SDK' s.inhibit_all_warnings! and I get the following error: undefined method `inhibit_all_warnings!' for #<Pod::Specification for MyApp(1.0)>
– KrauseFx
Nov 3 '12 at 21:27
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How to tell git to use the correct identity (name and email) for a given project?
I use my personal laptop for both work and personal projects and I would like to use my work email address for my commits at work (gitolite) and my personal email address for the rest (github).
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What is the intended use-case for git stash?
If I work on branch A and suddenly need to work on branch B before being ready with a commit on branch A, I stash my changes on A, checkout B, do my work there, then checkout A and apply the stash.
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Centering the pagination in bootstrap
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For both Bootstrap 3.0 and 2.3.2, to center pagination, the .text-center class can be applied to the containing div.
Note: Where to apply the .pagination class in the markup has changed between Bootstrap 2.3.2 and 3.0. See below, or read the Boots...