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I always use an HTML table in emails and if necessary add inline styles. For the most part it is safe to use HTML or CSS in emails but some email clients will force plain text emails. I use this format on occasion with no problems. <html> <head> <style> table, th, td { border: 1px solid black; ...


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The iOS App store guidelines and OS security sandbox do not allow spawning a separate process from an app, and in fact iOS reported to hunt and kill any attempts by an app to try to start additional processes. So even if using a separate process was a legal exception, it can't be done within a single iOS App store app.


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I'd say you should either use GPL'd code, or not use GPL'd code, but don't try to play tricks. For one thing, if the owner of the GPL'd code finds out and complains to Apple believing that your code infringes their copyright, Apple will remove your app from the app store, and you can fight it out with the copyright holder.


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Would your application function normally without the GPLv2 licensed code? If it can't, then you can't do it. You have to open your source. The FSF interprets your application falling on its head as "The GPLv2 code is an integral part of your application, and therefore your program and the GPLv2 code are collectively considered a 'derived work.'" If your ...


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To anyone interested, on Android you CAN verify that the request you have gotten was sent from your app. In short, when you upload your app to google you sign it, with a unique key that known only to you (and google). The verification process goes(ish) like this: your app goes to google and ask for auth token your app sends the token securely to your ...


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Is registration required? When the app is launched, it connects to the server and tells it an unique identifier. The server generates a barcode and binds it to that identifier. The network connection stays open while the app is running. When the server receives a receipt with a barcode from a point-of-sale, it can look up the identifier for that barcode, ...


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My concern is, if screen < 800 pixels, it also sets all IMG max-width to 100%, reducing the size of larger images to fit to screen. Is that "responsible" design? It still downloads bytes, but seems to work well, but I fear I may be missing something? Well, one problem with this approach is that you're still downloading an 800px wide image, even ...



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