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ViewPager and fragments — what's the right way to store fragment's state?

...tating and there is no need to add it again. Doing so is a common cause of errors when working with fragments. A usual approach when working with fragments is this: protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); ... CustomFragment fragment; ...
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How does `is_base_of` work?

...ar* argv[]) { Foo foo; double d = 0.3; foo.bar(d); // Compiler error, cannot access private member function } The same applies here, the fact that B is a private base does not prevent the check from taking place, it would only prevent the conversion, but we never ask for the actual con...
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When is the init() function run?

...if metapath, ok := Config["fs"]["metapath"].(string); ok { var err error Conn, err = services.NewConnection(metapath + "/metadata.db") if err != nil { panic(err) } } } regardless of whether var ConfigSuccess = configureApplication() exists in router....
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Should logger be private static or not

...J2EE containers that use a shared classloader. This will result in PermGen errors if you redeploy your application enough times. I don't really see any way to work around this classloader leak issue, other than declaring loggers as non-static. ...
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What's “requestCode” used for on PendingIntent?

...oto correct screen, I dont know whether is this the correct way and for me error was happening only when multiple FCMs were there in tray – JSONParser Dec 15 '18 at 9:06 ...
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Iterator Loop vs index loop [duplicate]

...n greatly reduce your bug rate (wrong init, check or increment, off-by-one errors). Disadvantages: same as explicit iterator-loop plus restricted possibilities for flow control in the loop (cannot use continue, break or return) and no option for different strides (unless you use an iterator adapter...
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Start / Stop a Windows Service from a non-Administrator user account

... whoops! Failed... I got "Error OpenSCManager : The RPC server is unavailable. WARNING : /grant=mike=f : No previous object opened". The service I tried was MySQL. Reboot: access is denied, as ever. – mike rodent ...
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Entity Framework DateTime and UTC

...hnson without @Saustrup's using statements, you get some unhelpful compile errors such as 'System.Array' does not contain a definition for 'Where' – Jacob Eggers May 30 '14 at 19:24 ...
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Reordering of commits

... rebase --continue to move on. These instructions are also provided by the error message printed when the conflict occurs. share | improve this answer | follow ...
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Python (and Python C API): __new__ versus __init__

...re creating. I can't actually change it into an int as you did... I get an error about heap types or something... but my example of assigning it to a dynamically created class works. – ArtOfWarfare Jan 21 '16 at 18:52 ...