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How do I concatenate or merge arrays in Swift?
...arrays with +, building a new array
let c = a + b
print(c) // [1.0, 2.0, 3.0, 4.0, 5.0, 6.0]
or append one array to the other with += (or append):
a += b
// Or:
a.append(contentsOf: b) // Swift 3
a.appendContentsOf(b) // Swift 2
a.extend(b) // Swift 1.2
print(a) // [1.0, 2.0,...
How is a CRC32 checksum calculated?
Maybe I'm just not seeing it, but CRC32 seems either needlessly complicated, or insufficiently explained anywhere I could find on the web.
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The difference between bracket [ ] and double bracket [[ ]] for accessing the elements of a list or
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336
The R Language Definition is handy for answering these types of questions:
http://cran.r-pro...
Why should eval be avoided in Bash, and what should I use instead?
...# Arguments to printf:
# 1 -> "$1\n"
# 2 -> "$2"
# 3 -> "$3"
# 4 -> "$4"
# etc.
printf "$1\n" "${@:2}"
}
function error
{
# Send the first element as one argument, and the rest of the elements as a combined argument.
# Arguments to println:
...
What are the correct version numbers for C#?
...numbers for C#? What came out when? Why can't I find any answers about C# 3.5 ?
12 Answers
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How to compare two strings in dot separated version format in Bash?
...;
1) op='>';;
2) op='<';;
esac
if [[ $op != $3 ]]
then
echo "FAIL: Expected '$3', Actual '$op', Arg1 '$1', Arg2 '$2'"
else
echo "Pass: '$1 $op $2'"
fi
}
# Run tests
# argument table format:
# testarg1 testarg2 expected_relationship
ech...
How do you remove duplicates from a list whilst preserving order?
...
31 Answers
31
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PHP cURL not working - WAMP on Windows 7 64 bit
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309
Go to http://www.anindya.com/php-5-4-3-and-php-5-3-13-x64-64-bit-for-windows/ and download the...
Select count(*) from multiple tables
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337
SELECT (
SELECT COUNT(*)
FROM tab1
) AS count1,
(
S...
How do I get both STDOUT and STDERR to go to the terminal and a log file?
... |
edited Dec 25 '19 at 23:42
Don Hatch
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