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Surrogate vs. natural/business keys [closed]
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Both. Have your cake and eat it.
Remember there is nothing special about a primary key, except that it is labelled as such. It is nothing more than a NOT NULL UNIQUE constraint, and a table can have more than one.
If you use a surrogate key, y...
What do *args and **kwargs mean? [duplicate]
What exactly do *args and **kwargs mean?
5 Answers
5
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How do I restart nginx only after the configuration test was successful on Ubuntu?
When I restart the nginx service on a command line on an Ubuntu server, the service crashes when a nginx configuration file has errors. On a multi-site server this puts down all the sites, even the ones without configuration errors.
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Difference between application/x-javascript and text/javascript content types
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text/javascript is obsolete, and application/x-javascript was experimental (hence the x- prefix) for a transitional period until application/javascript could be standardised.
You should use application/javascript. This is documented in the RFC.
As far...
Backbone.js get and set nested object attribute
I have a simple question about Backbone.js' get and set functions.
9 Answers
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Ternary operator in AngularJS templates
...select either the property with name true or the property with name false, and return the associated value.
E.g.,
<li class="{{{true: 'myClass1 myClass2', false: ''}[$first]}}">...</li>
or
<li ng-class="{true: 'myClass1 myClass2', false: ''}[$first]">...</li>
$first is s...
Purpose of memory alignment
...ut many language specifiers decided it would be easier just to outlaw them and force everything to be aligned.
There is much more information in this link that the OP discovered.
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What's the difference between jquery.js and jquery.min.js?
What is the difference between jquery.min.js and jquery.js?
11 Answers
11
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Difference between Observer, Pub/Sub, and Data Binding
...hat is the difference between the Observer Pattern , Publish/Subscribe , and Data Binding ?
4 Answers
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Invalid date format specification in gemspec
I am getting the following error when I try to use gems in windows, and I also referred to
this stackoverflow post and updated rubygems and rails. But nothing could solve the problem.
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