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Android emulator-5554 offline

... Uninstalling the app from the emulator did the trick for me. But it is the same idea as wiping the data – james Mar 28 '18 at 14:18 ...
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Is it okay to use now?

I'm working on a mobile phone web app and I have several text fields that could benefit from <input type="tel"/> . iPhones will adjust the keyboard for the user, but I'm worried about breaking backwards compatibility. What I'm hoping is that browsers/phone that support this can assist the use...
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ActiveModel::ForbiddenAttributesError when creating new user

... required. You might want to do it like this: class UsersController < ApplicationController def create @user = User.new(user_params) # ... end private def user_params params.require(:user).permit(:username, :email, :password, :salt, :encrypted_password) end end ...
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What are the differences between a clustered and a non-clustered index?

... you don't have to care what is x. All you need to know is that for an app with millions of users, x will be significant – Pacerier Jul 23 '11 at 13:42 ...
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How to change credentials for SVN repository in Eclipse?

... the Subversion runtime configuration area. On Windows this is located in %APPDATA%\Subversion\auth. On Linux and OSX it is located in ~/.subversion/auth. Just find and delete the file with the cached information. SVNKit caches information in the Eclipse keyring. By default this is a file named .key...
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Abstract Class vs Interface in C++ [duplicate]

...s, i.e. pointers to set of function pointers). This helps defining an ABI (Application Binary Interface) that makes it possible to e.g. build a COM component in C++ and use it in Visual Basic, or build a COM component in C and use it in C++, or build a COM component with Visual C++ version X and use...
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Detecting input change in jQuery?

... Docs for "input" event: whatwg.org/specs/web-apps/current-work/multipage/… – jackocnr Oct 14 '13 at 23:28 ...
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How to make a window always stay on top in .Net?

I have a C# winforms app that runs a macro in another program. The other program will continually pop up windows and generally make things look, for lack of a better word, crazy. I want to implement a cancel button that will stop the process from running, but I cannot seem to get the window to sta...
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How to Correctly handle Weak Self in Swift Blocks with Arguments

... manual on using strong, weak, and unowned in closures: https://developer.apple.com/library/content/documentation/Swift/Conceptual/Swift_Programming_Language/AutomaticReferenceCounting.html Note: I used the term closure instead of block which is the newer Swift term: Difference between block (Obj...
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Register Application class in Manifest?

I have one Application class to keep the global state of my application. But I'm unable to register it in Manifest file? Any idea how to do this? ...