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How should I validate an e-mail address?

... Don't use a reg-ex. Apparently the following is a reg-ex that correctly validates most e-mails addresses that conform to RFC 2822, (and will still fail on things like "user@gmail.com.nospam", as will org.apache.commons.validator.routines.EmailVa...
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Developing cross platform mobile application [closed]

...s but let me expand a bit: I think that cross-platform tools have historically always been also-rans because such tools have the wrong philosophical focus. All the selling points for cross-plaform tools are the benefits they bring to developers. They are sold on the idea that they allow the devel...
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Remove vertical padding from horizontal ProgressBar

... tried to avoid to add another dependency just to remove some padding. But all other solutions failed in one or the other way/version and in the end this was like 3 minutes to make it work!! Thank you. – ToniTornado Jan 10 '18 at 23:32 ...
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Reset push notification settings for app

I am developing an app with push notifications. To check all possible ways of user interaction, I'd like to test my app when a user declines to have push notifications enabled for my app during the first start. ...
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How to get config parameters in Symfony2 Twig Templates

...on%' Twig template: {{ version }} This method provides the benefit of allowing you to use the parameter in ContainerAware classes as well, using: $container->getParameter('app.version'); share | ...
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UINavigationController without navigation bar?

...Hidden box instead of using code. I've recently been on a kick of creating all my interfaces entirely programmatically without .xib files, so went straight to that for my answer. – Ashwin Apr 24 '11 at 3:45 ...
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Detect application heap size in Android

How do you programmatically detect the application heap size available to an Android app? 9 Answers ...
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argparse: identify which subparser was used [duplicate]

... method on the sub parser to solve this problem. For example, I've added calls to set_defaults() to your code: import argparse parser = argparse.ArgumentParser( version='pyargparsetest 1.0' ) subparsers = parser.add_subparsers(help='commands') # all all_parser = subparsers.add_parser('all', help...
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Debugging App When Launched by Push Notification

... currently developing an app that receives Push Notifications. I have this all working 100% through a PHP page. There are several different types of push notifications my app can receive. The PHP handles this and sends different packets of information to my app which are all received just fine. ...
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What permission do I need to access Internet from an Android application?

... internet for my apk. No permission added to manifest, but if i try to install apk, installation inform me, that apk need FULL INTERNET ACCESS. How to solve this problem ? no permissions added to manifest. My apk not required full internet access - i want disable this permision. ...