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Check if a JavaScript string is a URL
...me, and the scheme name is not limited to http/https.
Notable examples:
www.google.com is not valid URL (missing scheme)
javascript:void(0) is valid URL, although not an HTTP one
http://.. is valid URL, with the host being ..; whether it resolves depends on your DNS
https://google..com is valid U...
Reading an Excel file in PHP [closed]
...excel->sheets);
echo '</pre>';
Reference:http://coursesweb.net/php-mysql/read-excel-file-data-php_pc
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Understanding the difference between Object.create() and new SomeFunction()
...d it doesn't help that browsers don't provide an easy way to visualize the network of objects including functions and prototypes). P.S. I found this link helpful : davidwalsh.name/javascript-objects-deconstruction
– Qwertie
Jul 2 '16 at 4:27
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How do I download a file over HTTP using Python?
...quest.urlopen():
import urllib.request
with urllib.request.urlopen('http://www.example.com/') as f:
html = f.read().decode('utf-8')
This is the most basic way to use the library, minus any error handling. You can also do more complex stuff such as changing headers.
On Python 2, the method is in...
Best database field type for a URL
... common denominator max URL length among popular web browsers: 2,083 (Internet Explorer)
http://dev.mysql.com/doc/refman/5.0/en/char.html
Values in VARCHAR columns are variable-length strings. The length can be specified as a value from 0 to 255 before MySQL 5.0.3, and 0 to 65,535 in 5.0.3 and l...
Difference between InvariantCulture and Ordinal string comparison
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Pointing to Best Practices for Using Strings in the .NET Framework:
Use StringComparison.Ordinal or StringComparison.OrdinalIgnoreCase for comparisons as your safe default for culture-agnostic string matching.
Use comparisons with StringComparison.Ordinal or StringComparison....
How can I create a two dimensional array in JavaScript?
... This is working, thanks. You can see the example Gargo jsfiddle.net/matasoy/oetw73sj
– matasoy
Sep 23 '16 at 7:23
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Effective way to find any file's Encoding
...ader.CurrentEncoding;
}
The trick is to use the Peek call, otherwise, .NET has not done anything (and it hasn't read the preamble, the BOM). Of course, if you use any other ReadXXX call before checking the encoding, it works too.
If the file has no BOM, then the defaultEncodingIfNoBom encoding ...
How can I avoid running ActiveRecord callbacks?
... of Rails. It works for us well. Check it out in my blog post: railsguides.net/2014/03/25/skip-callbacks-in-tests
– ka8725
Apr 11 '14 at 9:01
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What characters are allowed in an email address?
...eing email addresses like hei@やる.ca and Amazon URLs like this:
http://www.amazon.co.jp/エレクトロニクス-デジタルカメラ-ポータブルオーディオ/b/ref=topnav_storetab_e?ie=UTF8&node=3210981
I know you don't want links to specs, but if you rely solely on the outdated kno...