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Format decimal for percentage values?
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Michael HarenMichael Haren
93.9k3939 gold badges157157 silver badges198198 bronze badges
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Reordering arrays
...splice(to, 0, this.splice(from, 1)[0]);
};
Then just use:
var ar = [1,2,3,4,5];
ar.move(0,3);
alert(ar) // 2,3,4,1,5
Diagram:
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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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Inserting multiple rows in mysql
...ed by commas.
Example:
INSERT INTO tbl_name
(a,b,c)
VALUES
(1,2,3),
(4,5,6),
(7,8,9);
Source
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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...
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...
A simple command line to download a remote maven2 artifact to the local repository?
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3 Answers
3
Active
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Python Pandas merge only certain columns
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answered Jul 31 '13 at 18:46
Andy HaydenAndy Hayden
262k7373 gold badges527527 silver badges485485 bronze badges
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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...
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...