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How can I validate a string to only allow alphanumeric characters in it?
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183
Use the following expression:
^[a-zA-Z0-9]*$
ie:
using System.Text.RegularExpressions;
Rege...
How to join multiple lines of file names into one with custom delimiter?
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edited Oct 23 '14 at 12:23
jpbochi
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When should I make explicit use of the `this` pointer?
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Bastien Léonard
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answered Jun 14 '09 at 18:12
ASkASk
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Printing a variable memory address in swift
... you can do with this other than use it to identify the
/// object
Swift 3
For Swift 3, use withUnsafePointer:
var str = "A String"
withUnsafePointer(to: &str) {
print(" str value \(str) has address: \($0)")
}
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Explicitly select items from a list or tuple
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list( myBigList[i] for i in [87, 342, 217, 998, 500] )
I compared the answers with python 2.5.2:
19.7 usec: [ myBigList[i] for i in [87, 342, 217, 998, 500] ]
20.6 usec: map(myBigList.__getitem__, (87, 342, 217, 998, 500))
22.7 usec: itemgetter(87, 342...
Using HTML and Local Images Within UIWebView
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13 Answers
13
Active
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jQuery select2 get value of select tag?
..."#first").val(); // this will give you value of selected element. i.e. 1,2,3.
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Convert Unicode to ASCII without errors in Python
...ruary 2018, using compressions like gzip has become quite popular (around 73% of all websites use it, including large sites like Google, YouTube, Yahoo, Wikipedia, Reddit, Stack Overflow and Stack Exchange Network sites).
If you do a simple decode like in the original answer with a gzipped response,...
How do I show a marker in Maps launched by geo URI Intent?
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answered Sep 13 '11 at 17:31
Kenton PriceKenton Price
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How to get diff working like git-diff?
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answered Jan 31 '11 at 23:40
jonescbjonescb
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