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How to connect android emulator to the internet
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edited Nov 28 '11 at 14:33
artifex
12711 silver badge88 bronze badges
answered Apr 24 '10 ...
Regexp Java for password validation
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318
Try this:
^(?=.*[0-9])(?=.*[a-z])(?=.*[A-Z])(?=.*[@#$%^&+=])(?=\S+$).{8,}$
Explanation:
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What is the memory consumption of an object in Java?
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183
Mindprod points out that this is not a straightforward question to answer:
A JVM is free to...
Transpose list of lists
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How about
map(list, zip(*l))
--> [[1, 4, 7], [2, 5, 8], [3, 6, 9]]
For python 3.x users can use
list(map(list, zip(*l)))
Explanation:
There are two things we need to know to understand what's going on:
The signature of zip: zip(*iterables) This means zip expects an arb...
How to check internet access on Android? InetAddress never times out
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58 Answers
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Regex to validate password strength
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438
You can do these checks using positive look ahead assertions:
^(?=.*[A-Z].*[A-Z])(?=.*[!@#$&a...
How do I convert a Vector of bytes (u8) to a string
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To convert a slice of bytes to a string slice (assuming a UTF-8 encoding):
use std::str;
//
// pub fn from_utf8(v: &[u8]) -> Result<&str, Utf8Error>
//
// Assuming buf: &[u8]
//
fn main() {
let buf = &[0x41u8, 0x41u8, 0x42u8];
let s = match str::fro...
Delete files older than 3 months old in a directory using .NET
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18 Answers
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Parsing IPv6 extension headers containing unknown extensions
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edited Jul 8 '13 at 15:06
answered Jul 8 '13 at 14:16
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ruby 1.9: invalid byte sequence in UTF-8
... The problem is that I now receive a lot of " invalid byte sequence in UTF-8 " errors.
From what I understood, the net/http library doesn't have any encoding specific options and the stuff that comes in is basically not properly tagged.
What would be the best way to actually work with that inc...