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Email Address Validation in Android on EditText [duplicate]
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This built-in pattern is unfortunately incomplete. For example, "a@a." would pass. Check this question for a "good enough for most" and an RFC822 compliant answer.
– MPelletier
Jun 18 '17 at 20:50
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Simple calculations for working with lat/lon and km distance?
...y, using some amusingly complicated (but still fast) trigonometry:
http://www.jstott.me.uk/jcoord/
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docker mounting volumes on host
...# docker inspect myapp
[{
.
.
.
"Volumes": {
"/var/www": "/var/lib/docker/vfs/dir/b3ef4bc28fb39034dd7a3aab00e086e6...",
"/var/cache/nginx": "/var/lib/docker/vfs/dir/62499e6b31cb3f7f59bf00d8a16b48d2...",
"/var/log/nginx": "/var/lib/docker/vfs/dir/71896ce364ef91...
How to add System.Windows.Interactivity to project?
...kage Manager Console
PM> Install-Package Expression.Blend.Sdk
http://www.nuget.org/packages/Expression.Blend.Sdk/
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The most sophisticated way for creating comma-separated Strings from a Collection/Array/List?
...ven more clearly and efficiently, by taking care of the redundant trailing comma:
StringBuilder result = new StringBuilder();
for(String string : collectionOfStrings) {
result.append(string);
result.append(",");
}
return result.length() > 0 ? result.substring(0, r...
What are the Ruby Gotchas a newbie should be warned about? [closed]
...in a boolean expression.
Versions prior to 1.9 lack a character data type (compare to C, which provides type char for characters). This may cause surprises when slicing strings: "abc"[0] yields 97 (an integer, representing the ASCII code of the first character in the string); to obtain "a" use "abc"...
How do you count the lines of code in a Visual Studio solution?
...n source line counter for VS2005, 2003 and 2002 is available here:
http://www.wndtabs.com/
There is also discussion of creating a line counting VS addin, complete with code on Codeproject, here
http://www.codeproject.com/KB/macros/LineCounterAddin.aspx
Also Slick Edit Gadgets have a nice line-co...
Node.js create folder or use existing
...exists[Sync] as its use implies race conditions.
– 1j01
Apr 12 '15 at 14:00
16
@1j01 I don't beli...
What's the simplest way to subtract a month from a date in Python?
...-06 16:12:27.870000
2009-11-06 16:12:27.870000
2009-12-06 16:12:27.870000
2010-01-06 16:12:27.870000
2010-02-06 16:12:27.870000
2010-03-06 16:12:27.886000
2010-04-06 16:12:27.886000
2010-05-06 16:12:27.886000
2010-06-06 16:12:27.886000
2010-07-06 16:12:27.886000
2010-08-06 16:12:27.901000
2010-09-06...
AWK: Access captured group from line pattern
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You can use GNU awk:
$ cat hta
RewriteCond %{HTTP_HOST} !^www\.mysite\.net$
RewriteRule (.*) http://www.mysite.net/$1 [R=301,L]
$ gawk 'match($0, /.*(http.*?)\$/, m) { print m[1]; }' < hta
http://www.mysite.net/
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