Posts Tagged ‘LocalStorage’

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Local Storage And How To Use It On Websites

Storing information locally on a user's computer is a powerful strategy for a developer who is creating something for the Web. In this article, we'll look at how easy it is to store information on a computer to read later and explain what you can use that for.

The main problem with HTTP as the main transport layer of the Web is that it is stateless. This means that when you use an application and then close it, its state will be reset the next time you open it. If you close an application on your desktop and re-open it, its most recent state is restored.

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This is why, as a developer, you need to store the state of your interface somewhere. Normally, this is done server-side, and you would check the user name to know which state to revert to. But what if you don't want to force people to sign up? This is where local storage comes in. You would keep a key on the user's computer and read it out when the user returns.

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