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Explain the use of a bit vector for determining if all characters are unique
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How can I check if character in a string is a letter? (Python)
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195
You can use str.isalpha().
For example:
s = 'a123b'
for char in s:
print(char, char.isa...
PHP Sort Array By SubArray Value
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edited May 23 '17 at 12:10
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answered Mar 19 '10 at 13:14
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Mapping a function on the values of a map in Clojure
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11 Answers
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How do you convert epoch time in C#?
...ow do you convert Unix epoch time into real time in C#? (Epoch beginning 1/1/1970)
14 Answers
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How to count TRUE values in a logical vector
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179
There are some problems when logical vector contains NA values.
See for example:
z <- c(TR...
Background image jumps when address bar hides iOS/Android/Mobile Chrome
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21 Answers
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Can I change the viewport meta tag in mobile safari on the fly?
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148
I realize this is a little old, but, yes it can be done. Some javascript to get you started:
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Responsive website zoomed out to full width on mobile
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<meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">
This tells smaller device browsers how to scale the page. You can read more about this here: https://developer.apple.com/library/content/documentation/AppleApplications/Reference/SafariWebContent/Usi...