In short; i have many empty lines generated in an XML file, and i am looking for a way to remove them as a way of leaning the file. How can i do that ? For detailed explanation; I currently have this XML file : And i use this Java code to delete all tags, and add new ones instead
Tag: java
Permutations with duplicates
Before I start, I have to apologize for bringing up another case of permutations with duplicates. I have gone through most of the search results and can’t really find what I am looking for. I have read about the Lexicographical order and have implemented it. For this question, I am suppose to implement …
Java: “Local variable may not have been initialized” not intelligent enough?
Consider the following method: On x++ I get the “Local variable may not have been initialized” error. Clearly x will never be used uninitialized. Is there any way to suppress the warning except by initializing x? Thanks. Answer No, there is no way Java can examine all possible code paths for a pro…
How Can I View Glassfish Logs on Intellij Idea
I am working on making the switch from Netbeans to Intellij Idea. One thing I miss from Netbeans is the ability to view the Glassfish server logs in real-time in the IDE. It seems like with Idea I need to go out to the file system and tail them. Is there another way that I am missing? Answer Additional server
How to generate WSDD based on code or based on WSDL
I have access to remote sever that provides me wsdl back to my response. I prepared Client for this, based on that wsdl. Now I woud like to write a fake Server (for testing needs), what I should start first? Which steps I should implement? The test makes sense only if it is implemented by this WSDL. Is it pos…
Liquibase plugin for gradle
I’ve been looking for a liquibase gradle plugin and found gradle-liquibase-plugin from tlberglund. Gradle version 1.2 build file: Runnin gradle build fails with the following error: Does anyone have experience with this plugin, I would really appreciate a working example. Answer The problem isn’t …
passing Parameterized input using Mockitos
I am using Mockito for unit testing. I am wondering if its possible to send Parametrized input parameters with as in Junit testing e.g Answer In JUnit, Parameterized tests use a special runner that ensure that the test is instantiated multiple times, so each test method is called multiple times. Mockito is a …
What happens if import statements can not be resolved?
I am not clear on the following: A class is loaded by JVM when needed, like lazy initialization, right? Now if class A does an import of class B which class B actually is not in the file system (e.g. B.class was deleted or not delivered or any reason) then does class A get loaded and runs if no method
Why does QuickSort use O(log(n)) extra space?
I have implemented the below quicksort algorithm. Online I’ve read that it has a space requirement of O(log(n)). Why is this the case? I’m not creating any extra data structures. Is it because my recursion will use some extra space on the stack? If this is the case, is it possible to do it with le…
What is meant by parameterized type?
This link states the following: The instantiation of a generic type with actual type arguments is called a parameterized type . Example (of a parameterized type): Collection<String> coll = new LinkedList<String>(); So what is the parameterized type? Collection<String> or LinkedList<String…