I had the same issue with WebSphere 6.1. As Ceki pointed out, there were tons of jars that WebSphere was using and one of them was pointing to an older version of slf4j. The No-Op fallback happens only with slf4j -1.6+ so anything older than that will throw an exception and halts your deployment. There … Read more
Iterate through the entrySet() like so: Read more about Map.
When you convert double to int,the precision of the value is lost. For example, When you convert 4.8657 (double) to int.The int value will be 4.Primitive int does not store decimal numbers.So you will lose 0.8657. In your case,0.7 is a double value(floating point treated as double by default unless mentioned as float-0.7f). When you calculate price*much*0.7 ,the answer is a double … Read more
I have an ArrayList that contains Address objects. How do I print the values of this ArrayList, meaning I am printing out the contents of the Array, in this case numbers. I can only get it to print out the actual memory address of the array with this code:
I’ve written this test code: But it gives the following error: How do I get my methods to recognize my class variables?
when i mouse-over it, it loses the color that i have set for it. This is because MetalTheme of MetalLookAndFeel ignores BasicLookAndFeel color settings as follows. To change the selection foreground color of the menu arrow icon, you might need to change MetalTheme or set your ownMenuArrowIcon:
someval = (min >= 2) ? 2 : 1; This is called ternary operator, which can be used as if-else. this is equivalent to Follow this tutorial for more info and usage.
I have made a Jar file, but I cant make it to run by double clicking.It works fine using java -jar name.jar or by making a batch file.I have already reinstalled jdk1.8.0_102, set the JAVA_HOME variable and javaw.exe in the jre folder is already the default program to run it.so how do I make it to run by double clicking?
I have the following source code When I try to compile it I get the following error: What am I doing wrong? Any help appreciated.
What you have should work. If, however, the spaces provided are defaulting to… something else? You can use the whitespace regex: This will cause any number of consecutive spaces to split your string into tokens.