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How do I expire a PHP session after 30 minutes?

I need to keep a session alive for 30 minutes and then destroy it. 15 Answers 15 ...
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Recursion in Angular directives

There are a couple of popular recursive angular directive Q&A's out there, which all come down to one of the following solutions: ...
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Does C# have extension properties?

Does C# have extension properties? 6 Answers 6 ...
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Populate a Razor Section From a Partial

My main motivation for trying to do this is to get Javascript that is only required by a partial at the bottom of the page with the rest of the Javascript and not in the middle of the page where the partial is rendered. ...
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What are the security risks of setting Access-Control-Allow-Origin?

I recently had to set Access-Control-Allow-Origin to * in order to be able to make cross-subdomain ajax calls. Now I can't help but feel that I'm putting my environment to security risks. Please help me if I'm doing it wrong. ...
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What is the difference between C, C99, ANSI C and GNU C?

I have started programming practice on codechef and have been confused by the difference between C and C99. What does C mean here? Is it C89? Check the languages at the bottom of this submit . It contains both C and C99. ...
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textarea's rows, and cols attribute in CSS

I'd like to set the textarea 's rows and cols attributes via CSS. 5 Answers 5 ...
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How to upgrade PostgreSQL from version 9.6 to version 10.1 without losing data?

I'm using the PostgreSQL database for my Ruby on Rails application (on Mac OS X 10.9). 15 Answers ...
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How to handle initializing and rendering subviews in Backbone.js?

I have three different ways to initialize and render a view and its subviews, and each one of them has different problems. I'm curious to know if there is a better way that solves all of the problems: ...