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java.lang.IllegalStateException: Can not perform this action after onSaveInstanceState
I'm using the support library for my app. In my FragmentActivity I'm using an AsyncTask for downloading data from internet. In the onPreExecute() method I add a Fragment and in the onPostExecute() method I remove it again. When the orientation is changed in between, I get the above mentioned excepti...
Stateless and Stateful Enterprise Java Beans
... bean is like the session in servlets. Stateful session beans allow your app to still have that session even if there isn't a web client. When the app server fetches a stateless session bean out of the object pool, it knows that it can be used to satisfy ANY request, because it's not associated w...
How do servlets work? Instantiation, sessions, shared variables and multithreading
...tainer (like Apache Tomcat) starts up, it will deploy and load all its web applications. When a web application is loaded, the servlet container creates the ServletContext once and keeps it in the server's memory. The web app's web.xml and all of included web-fragment.xml files is parsed, and each &...
AngularJS - Multiple ng-view in single template
I am building a dynamic web app by using AngularJS. Is it possible to have multiple ng-view on a single template?
6 Answe...
jQuery Mobile: document ready vs. page events
...fter a page refresh. This can be a very subtle bug. On some systems it may appear that it works fine, but on others it may cause erratic, difficult to repeat weirdness to occur.
Classic jQuery syntax:
$(document).ready(function() {
});
To solve this problem (and trust me this is a problem) jQue...
ADB Install Fails With INSTALL_FAILED_TEST_ONLY
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adb install -t app/build/outputs/apk/usUnitedStates/debug/app-usUnited-debug.apk worked for me.
– Sulav Timsina
Dec 16 '19 at 22:36
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Are static class instances unique to a request or a server in ASP.NET?
... classes and static instance fields are shared between all requests to the application, and has the same lifetime as the application domain. Therefore, you should be careful when using static instances, since you might have synchronization issues and the like. Also bear in mind, that static instanc...
Installing PG gem on OS X - failure to build native extension
... Still working. Project is on Ruby 2.2.0 to support an old-ish app, but all the same THANK YOU.
– TristanZimmerman
Sep 19 '15 at 16:17
1
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How can I get current location from user in iOS
...nAlwaysUsageDescription or NSLocationWhenInUseUsageDescription keys to the app's Info.plist. Otherwise calls to startUpdatingLocation will be ignored and your delegate will not receive any callback.
And at the end when you are done reading location call stopUpdating location at suitable place.
[lo...
Hidden Features of Java
...c name for creating an anonymous inner class, glossing over what's really happening and making it sound as if inner classes were intended to be used this way. This is a pattern I'd prefer remain hidden.
– erickson
Oct 23 '08 at 14:27
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