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Python call function within class
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Devise - How do I forbid certain users from signing in?
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shell init issue when click tab, what's wrong with getcwd?
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How can foreign key constraints be temporarily disabled using T-SQL?
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http://www.sqljunkies.com/WebLog/roman/archive/2005/01/30/7037.aspx
-- Disable all table constraints
ALTER TABLE MyTable NOCHECK CONSTRAINT ALL
-- Enable all table constraints
ALTER TABLE MyTable WITH CHECK CHECK CONSTRAINT ALL
...
Detect the Internet connection is offline?
...your domain.
You could put an onerror in an img, like
<img src='http://www.example.com/singlepixel.gif'
onerror='alert("Connection dead");' />
This method could also fail if the source image is moved / renamed, and would generally be an inferior choice to the ajax option.
So there ...
ALTER TABLE without locking the table?
...
See Facebook's online schema change tool.
http://www.facebook.com/notes/mysql-at-facebook/online-schema-change-for-mysql/430801045932
Not for the faint of heart; but it will do the job.
share
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jQuery append fadeIn
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Render HTML to PDF in Django site
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<title>My Title</title>
<style type="text/css">
@page {
size: {{ pagesize }};
marg...
Memcache(d) vs. Varnish for speeding up 3 tier web architecture
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Python argparse command line flags without arguments
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