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The Zarafa Tech Blog: All latest news about Zarafa Tech. Zarafa will publish all new tech stuff on this page

Two-factor authentication; the easiest way to secure email access

As there are several levels and ways to secure the access to your email, we want to share our thoughts on easy-to-use and secure solutions. We often encounter the challenge of having too many passwords or easy passwords that are used too often....
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A look at the Twitter widget for WebApp

The Twitter widget ("Twidget") is the integration of the Zarafa WebApp and the infamous Twitter service. We have already addressed several technical aspects of developing a WebApp plug-in in last blog posts. This time, we wanted to show an actual example of a plugin....
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WebApp: How to Tell WebApp About Your Plugin

So you had a great idea for a WebApp plugin or widget, and started creating Javascript and possibly even some PHP files. Now you certainly need to make your cool plugin available for use in WebApp. It will not do this by itself; so you need to register your plugin into the WebApp Plugin Framework. In this post, we'll tell you how to do this....
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WebApp: Managing settings

In the previous blog post, we described how plugins can offer the user some settings to configure the plugin's behavior. However, we then focused only on adding new user interface components to the Settings interface. In this blogpost then, we will go deeper into working with settings, and show how they can be used by the plugin....
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WebApp Plug-in Framework Explained: Create new Category in Settings Context

At some point in the development of a plug-in, you'll likely want to allow the user to configure something. In this blog post we will give you an overview of how you can manage such things.

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WebApp Plug-in Framework Explained: Creating a custom dialog

We will explain the WebApp plug-in framework in a series of different blog posts. Last week, we have shown how to find where WebApp can be extended. This week, we will give an example on actually extending functionality by adding a custom-made dialog.

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WebApp Plug-in Framework Explained: zdeveloper

We will explain the WebApp plug-in framework in a series of different blog posts. In this edition, we'll take a look at a fine little plug-in called 'zdeveloper'. This plug-in allows plug-in developers to visibly identify locations where the WebApp UI can be extended using so-called "insertion points."

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How we’ll help you to make cool plug-ins for WebApp

Some weeks ago, we have released the Zarafa WebApp 1.0. It was a very cool experience to work with 15 WebApp co-Zarafians on feedback from many people in the ecosystem. I would like to share some thoughts with you about plug-ins....
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Combining open source technologies to provide next-level indexing performance

Being able to search quickly in your email is really important for users these days. To do this, you either have to have a very small amount of data, or you need an index over your data. This sounds simple since there are a lot of indexing technologies already out there, but quite some care is needed to make sure that you are offering the right kind of performance in the right places....
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Optimizations to increase performance

Groupware applications are almost always I/O-bound; most highly-loaded servers are doing I/O most of the time, leaving all your 8 cores of the CPU just idling waiting for data to process. This is true for Zarafa as well. In fact, load simulations on SSD still show the bottleneck to be at the I/O layer, even though this doesn't happen until you have thousands of users pounding a server with requests and sending and receiving over 50 emails per second....
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