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Interface/enum listing standard mime-type constants
... am looking among the standard libraries (like apache commons, jax, jboss, javax) for an interface or enum that lists the values of all the standard mime-type (aka content-type).
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Simple way to repeat a String in java
.... ".repeat( 7 ) // Seven period-with-space pairs: . . . . . . .
New in Java 11 is the method String::repeat that does exactly what you asked for:
String str = "abc";
String repeated = str.repeat(3);
repeated.equals("abcabcabc");
Its Javadoc says:
/**
* Returns a string whose value is the co...
HTTP URL Address Encoding in Java
My Java standalone application gets a URL (which points to a file) from the user and I need to hit it and download it. The problem I am facing is that I am not able to encode the HTTP URL address properly...
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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...
Calling Java from Python
What is the best way to call java from python?
(jython and RPC are not an option for me).
9 Answers
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Import package.* vs import package.SpecificType [duplicate]
...rhead to write an import loading all the types within one package ( import java.* ); than just a specific type (i.e. import java.lang.ClassLoader )? Would the second one be a more advisable way to use than the other one?
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java.lang.ClassNotFoundException: Didn't find class on path: dexpathlist
...s my solution:
Right click on your project and select Properties.
Select Java Build Path from the menu on the left.
Select the Order and Export tab.
From the list make sure the libraries or external jars you added to your project are checked.
Finally, clean your project & run.
You may also c...
Creating an instance using the class name and calling constructor
...
You want to be using java.lang.reflect.Constructor.newInstance(Object...)
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java.lang.ClassNotFoundException: org.springframework.web.servlet.DispatcherServlet
... and choose properties.
click on Deployment Assembly.
click add
click on "Java Build Path Entries"
select Maven Dependencies"
click Finish.
Rebuild and deploy again
Note: This is also applicable for non maven project.
sh...
How do different retention policies affect my annotations?
Can anyone explain in a clear way the practical differences between the java.lang.annotation.RetentionPolicy constants SOURCE , CLASS , and RUNTIME ?
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