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SQL Server Regular expressions in T-SQL
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In case anyone else is still looking at this question, http://www.sqlsharp.com/ is a free, easy way to add regular expression CLR functions into your database.
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New Array from Index Range Swift
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to prevent form resubmission when page is refreshed (F5 / CTRL+R)
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Use the Post/Redirect/Get pattern. http://en.wikipedia.org/wiki/Post/Redirect/Get
With my website, I will store a message in a cookie or session, redirect after the post, read the cookie/session, and then clear the value of that session or cookie variable.
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Django: multiple models in one template using forms [closed]
...nd most concise demonstration of multiple model entry in single form here: http://collingrady.wordpress.com/2008/02/18/editing-multiple-objects-in-django-with-newforms/ .
In a nutshell: Make a form for each model, submit them both to template in a single <form>, using prefix keyarg and have ...
What's the difference between ES6 Map and WeakMap?
...WeakMap allows garbage collector to do its task but not Map.
References: http://qnimate.com/difference-between-map-and-weakmap-in-javascript/
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How do I run Python code from Sublime Text 2?
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Fn + C (OSX)
You can find out where your Break key is here: http://en.wikipedia.org/wiki/Break_key.
Note: CTRL + C will NOT work.
What to do when Ctrl + Break does not work:
Go to:
Preferences -> Key Bindings - User
and paste the line below:
{"keys": ["ctrl+shift+c...
Validating with an XML schema in Python
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The PyXB package at http://pyxb.sourceforge.net/ generates validating bindings for Python from XML schema documents. It handles almost every schema construct and supports multiple namespaces.
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Unique fields that allow nulls in Django
...L for the purpose of uniqueness checks since ticket #9039 was fixed, see:
http://code.djangoproject.com/ticket/9039
The issue here is that the normalized "blank" value for a form CharField is an empty string, not None. So if you leave the field blank, you get an empty string, not NULL, stored in t...
Iterating Over Dictionary Key Values Corresponding to List in Python
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Is a colon `:` safe for friendly-URL use?
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I recently wrote a URL encoder, so this is pretty fresh in my mind.
http://site/gwturl#user:45/comments
All the characters in the fragment part (user:45/comments) are perfectly legal for RFC 3986 URIs.
The relevant parts of the ABNF:
fragment = *( pchar / "/" / "?" )
pchar = ...