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Convert JSON to Map
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343
I hope you were joking about writing your own parser. :-)
For such a simple mapping, most tool...
gdb split view with code
...L0xC0000022L
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11
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Two-dimensional array in Swift
...ray of arrays of Ints set to 0. Arrays size is 10x5
var arr = Array(count: 3, repeatedValue: Array(count: 2, repeatedValue: 0))
// ...and for Swift 3+:
var arr = Array(repeating: Array(repeating: 0, count: 2), count: 3)
Change element at position
arr[0][1] = 18
OR
let myVar = 18
arr[0][1] = m...
rmagick gem install “Can't find Magick-config”
...rmagick gem. I am on Snowleopard 10.6 using RVM, Ruby 1.9.2-head and Rails 3.05. Responses to similar questions recommended installing ImageMagick, which I successfully did. Other suggested installing the "libmagick9-dev library", however, I can not figure out how to do this.
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How can I delete multiple lines in vi?
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133
Sounds like you're entering the commands in command mode (aka. "Ex mode"). In that context :5d ...
Applying .gitignore to committed files
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edited May 23 '17 at 11:55
Community♦
111 silver badge
answered Sep 23 '11 at 11:05
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How to sort an array of integers correctly
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1306
By default, the sort method sorts elements alphabetically. To sort numerically just add a new ...
Trim trailing spaces in Xcode
...e bottom of the file.
– SMBiggs
Aug 30 '12 at 6:10
8
This answer is obsolete as of Xcode 4.4. See...
Dynamically select data frame columns using $ and a character value
... a reproducible example below:
# set seed for reproducibility
set.seed(123)
df <- data.frame( col1 = sample(5,10,repl=T) , col2 = sample(5,10,repl=T) , col3 = sample(5,10,repl=T) )
# We want to sort by 'col3' then by 'col1'
sort_list <- c("col3","col1")
# Use 'do.call' to call order. Sec...
Adding devices to team provisioning profile
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132
This worked for me:
Login to your iphone provisioning portal through developer.apple.com
Add...