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Finding sum of elements in Swift array
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This is the easiest/shortest method I can find.
Swift 3 and Swift 4:
let multiples = [...]
let sum = multiples.reduce(0, +)
print("Sum of Array is : ", sum)
Swift 2:
let multiples = [...]
sum = multiples.reduce(0, combine: +)
Some more info:
This uses Array's reduce met...
git remote add with other SSH port
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You can just do this:
git remote add origin ssh://user@host:1234/srv/git/example
1234 is the ssh port being used
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WebDriver: check if an element exists? [duplicate]
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answered Jun 29 '11 at 13:57
Mike KwanMike Kwan
22.3k1010 gold badges5555 silver badges9090 bronze badges
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grep using a character vector with multiple patterns
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273
In addition to @Marek's comment about not including fixed==TRUE, you also need to not have the s...
running Rails console in production
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if you're running rails 3.0 or greater, you can also use
rails console production
production can of course be substituted with development or test (value is development by default)
Adding the option --sandbox makes it so that any changes you ma...
A simple command line to download a remote maven2 artifact to the local repository?
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3 Answers
3
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Python Pandas merge only certain columns
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answered Jul 31 '13 at 18:46
Andy HaydenAndy Hayden
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Error handling in Bash
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error() {
local parent_lineno="$1"
local message="$2"
local code="${3:-1}"
if [[ -n "$message" ]] ; then
echo "Error on or near line ${parent_lineno}: ${message}; exiting with status ${code}"
else
echo "Error on or near line ${parent_lineno}; exiting with status ${code}"
fi
ex...
How do you install Boost on MacOS?
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edited Mar 16 '16 at 3:13
Honest Abe
6,84444 gold badges3939 silver badges5656 bronze badges
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How do I get only directories using Get-ChildItem?
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For PowerShell versions less than 3.0:
The FileInfo object returned by Get-ChildItem has a "base" property, PSIsContainer. You want to select only those items.
Get-ChildItem -Recurse | ?{ $_.PSIsContainer }
If you want the raw string names of the director...