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java Programming Glossary: mynumwhy polymorphism doesn't treat generic collections and plain arrays the same way? http://stackoverflow.com/questions/10770585/why-polymorphism-doesnt-treat-generic-collections-and-plain-arrays-the-same-way as others have explained Integer myInts 1 2 3 4 Number myNumber myInts But what would happen if you try to do this Number.. ArrayList Integer myInts.add 1 myInts.add 2 List Number myNums myInts compiler error myNums.add 3.14 heap polution If the.. 1 myInts.add 2 List Number myNums myInts compiler error myNums.add 3.14 heap polution If the Java compiler does not stop you..
Should try…catch go inside or outside a loop? http://stackoverflow.com/questions/141560/should-try-catch-go-inside-or-outside-a-loop like this for int i 0 i max i String myString ... float myNum Float.parseFloat myString myFloats i myNum This is the main.. ... float myNum Float.parseFloat myString myFloats i myNum This is the main content of a method whose sole purpose is to.. this try for int i 0 i max i String myString ... float myNum Float.parseFloat myString myFloats i myNum catch NumberFormatException..
Converting a string to an integer on Android http://stackoverflow.com/questions/2709253/converting-a-string-to-an-integer-on-android though in case of problems whilst parsing so int myNum 0 try myNum Integer.parseInt et.getText .toString catch NumberFormatException.. in case of problems whilst parsing so int myNum 0 try myNum Integer.parseInt et.getText .toString catch NumberFormatException..
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