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java.lang.RuntimeException: Can't create handler inside thread that has not called Looper.prepare();
...>"You are getting late do it fast"</string>
In YourWorkerThread.java
Toast.makeText(getApplicationContext(), getString(R.string.idleness_toast),
Toast.LENGTH_LONG).show();
Don't use AlertDialog, make a choice. AlertDialog and Toast are two different things.
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ActionBarCompat: java.lang.IllegalStateException: You need to use a Theme.AppCompat
...is error on launch of Acitvity on devices with android 3.0 and higher:
java.lang.IllegalStateException: You need to use a Theme.AppCompat
theme (or descendant) with this activity.
Here is link this original article http://android-developers.blogspot.com/2013/08/actionbarcompat-and-io-2013-ap...
What is a fat JAR? [duplicate]
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The different names are just ways of packaging java apps.
Skinny – Contains ONLY the bits you literally type into your code editor, and NOTHING else.
Thin – Contains all of the above PLUS the app’s direct dependencies of your app (db drivers, utility libraries, et...
Java String remove all non numeric characters
Trying to remove all letters and characters that are not 0-9 and a period. I'm using Character.isDigit() but it also removes decimal, how can I also keep the decimal?
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Using GZIP compression with Spring Boot/MVC/JavaConfig with RESTful
We use Spring Boot/MVC with annotation-based java-config for series of RESTful services and we want to selectively enable HTTP GZIP stream compression on some API responses.
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What is the ellipsis (…) for in this method signature?
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Those are Java varargs. They let you pass any number of objects of a specific type (in this case they are of type JID).
In your example, the following function calls would be valid:
MessageBuilder msgBuilder; //There should probably ...
Launching Spring application Address already in use
...maven-plugin. To change the port use --server.port parameter for example:
java -jar target/gs-serving-web-content-0.1.0.jar --server.port=8181
Update. Alternatively put server.port=8181 into application.properties (or application.yml).
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What are the reasons why Map.get(Object key) is not (fully) generic
... the decision to not have a fully generic get method
in the interface of java.util.Map<K, V> .
11 Answers
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How to remove leading zeros from alphanumeric text?
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@Greg: This question is about Java, not JavaScript. Java SE has had the method String.replaceFirst() since version 1.4.
– Jonik
May 22 '12 at 10:37
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Do I need elements in persistence.xml?
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The persistence.xml has a jar-file that you can use. From the Java EE 5 tutorial:
<persistence>
<persistence-unit name="OrderManagement">
<description>This unit manages orders and customers.
It does not rely on any vendor-specific features and...