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Speed tradeoff of Java's -Xms and -Xmx options

http://stackoverflow.com/questions/1043817/speed-tradeoff-of-javas-xms-and-xmx-options

tradeoff of Java's Xms and Xmx options Given these two commands.. general if you have larger memory the less frequent it needs to be GC ed there is lots of room for garbage. However when.. you have larger memory the less frequent it needs to be GC ed there is lots of room for garbage. However when it comes to..

How do I remove objects from an array in Java?

http://stackoverflow.com/questions/112503/how-do-i-remove-objects-from-an-array-in-java

instead of Collections.singleton singleton is limited to one entry whereas the asList approach allows you to add other.. after the last is set to null. If you want a new array sized exactly as required use this instead array list.toArray new.. to null. If you want a new array sized exactly as required use this instead array list.toArray new String 0 Edit3 If you..

NoSuchElementException with Java.Util.Scanner

http://stackoverflow.com/questions/13729294/nosuchelementexception-with-java-util-scanner

but am working through the book Java How to program 9th ed. and have reached an example where for the life of me I cannot.. through the book Java How to program 9th ed. and have reached an example where for the life of me I cannot figure out what.. figure out what the problem is. Here is a slightly augmented version of the sourcecode example in the textbook import java.util.Scanner..

Apache Commons vs. Guava (formerly “Google Collections”) [closed]

http://stackoverflow.com/questions/1444437/apache-commons-vs-guava-formerly-google-collections

vs. Guava formerly &ldquo Google Collections&rdquo closed I was looking for a bidirectional map implementation in Java.. for a bidirectional map implementation in Java and stumbled upon these two libraries Apache Commons Collections Guava formerly.. amazingly nearly the same size Apache 493 kB Google 499 kB ed. no longer true and seem in all ways pretty similar to me. Which..

Size of a byte in memory - Java

http://stackoverflow.com/questions/229886/size-of-a-byte-in-memory-java

of a byte in memory Java I have heard mixed opinions over the amount of memory that a byte takes up in a.. db dc dd de df byte e0 e1 e2 e3 e4 e5 e6 e7 e8 e9 ea eb ec ed ee ef class LotsOfInts int a0 a1 a2 a3 a4 a5 a6 a7 a8 a9 aa.. db dc dd de df int e0 e1 e2 e3 e4 e5 e6 e7 e8 e9 ea eb ec ed ee ef public class Test private static final int SIZE 1000000..

Too much data for RSA block fail. What is PKCS#7?

http://stackoverflow.com/questions/2579103/too-much-data-for-rsa-block-fail-what-is-pkcs7

too much data for RSA block Looks like is something related to the NoPadding so reading about padding looks like CBC is.. RSA CBC PKCS#7 what is this PKCS#7 And why its not listed on sun's standard algorithm names Update I'm wondering if is.. byte plainText cipher.doFinal cipherText Update 2 I realized that even if I use just Cipher.getInstance RSA BC it throws..

Backreferences in lookbehind

http://stackoverflow.com/questions/2734977/backreferences-in-lookbehind

I want to split wherever behind me a character is repeated twice. String REGEX1 . 1 DOESN'T WORK String REGEX2 . 1 .. WORKS.. System.out.println java.util.Arrays.toString Bazooka killed the poor aardvark yummy .split REGEX2 prints Bazoo ka kill ed.. the poor aardvark yummy .split REGEX2 prints Bazoo ka kill ed the poo r aa rdvark yumm y Using REGEX2 where the backreference..

What code analysis tools do you use for your Java projects? [closed]

http://stackoverflow.com/questions/4080/what-code-analysis-tools-do-you-use-for-your-java-projects

code analysis tools do you use for your Java projects closed What code analysis tools do you use on your Java projects I.. tools do you use on your Java projects I am interested in all kinds static code analysis tools FindBugs PMD and any.. Cobertura Emma and any others any other instrumentation based tools anything else if I'm missing something If applicable also..

How to get data from each dynamically created EditText in Android

http://stackoverflow.com/questions/5923587/how-to-get-data-from-each-dynamically-created-edittext-in-android

to get data from each dynamically created EditText in Android I have successfully created edit text depending.. created EditText in Android I have successfully created edit text depending upon the user input in android. And also.. created EditText in Android I have successfully created edit text depending upon the user input in android. And also assigned..

How to find annotated methods in a given package?

http://stackoverflow.com/questions/862106/how-to-find-annotated-methods-in-a-given-package

to find annotated methods in a given package I have a simple marker annotation.. to the first example in Item 35 in Effective Java 2nd ed Marker annotation for methods that are called from installer's.. Java 2nd ed Marker annotation for methods that are called from installer's validation scripts etc. @Retention RetentionPolicy.RUNTIME..

NAT Traversal with Java [closed]

http://stackoverflow.com/questions/917385/nat-traversal-with-java

Traversal with Java closed I'm trying to find a way to communicate between two NAT ed.. I'm trying to find a way to communicate between two NAT ed nodes using Java. My requirements pretty much align with the.. back to relaying the data when nothing else works. I need some kind of streaming protocol so either TCP must be supported..