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Why can't (or doesn't) the compiler optimize a predictable addition loop into a multiplication?
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The compiler can't generally transform
for (int c = 0; c < arraySize; ++c)
if (data[c]...
Base64 encoding and decoding in client-side Javascript
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Adding git branch on the Bash command prompt
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In R, how to get an object's name after it is sent to a function?
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162
The old deparse-substitute trick:
a<-data.frame(x=1:10,y=1:10)
test<-function(z){
me...
How to remove the first character of string in PHP?
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What is the meaning of git reset --hard origin/master?
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answered Mar 15 '13 at 12:17
CB BaileyCB Bailey
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Generating a list of which files changed between hg versions
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166
hg status --rev x:y
where x and y are desired revision numbers (or tag or branch names).
If...
Can a Windows batch file determine its own file name?
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164
Yes.
Use the special %0 variable to get the path to the current file.
Write %~n0 to get ...
How do I shuffle an array in Swift?
...uffle and shuffled are native starting Swift 4.2. Example usage:
let x = [1, 2, 3].shuffled()
// x == [2, 3, 1]
let fiveStrings = stride(from: 0, through: 100, by: 5).map(String.init).shuffled()
// fiveStrings == ["20", "45", "70", "30", ...]
var numbers = [1, 2, 3, 4]
numbers.shuffle()
// number...
Get all elements but the first from an array
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Yes, Enumerable.Skip does what you want:
contents.Skip(1)
However, the result is an IEnumerable<T>, if you want to get an array use:
contents.Skip(1).ToArray()
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