I am building a Comparator that provides multi-column sort capability on a delimited String. I am currently using the split method from String class as my preferred choice for splitting the raw String ...
I have an old habit of avoiding calling references multiple times, both for easier to read/maintain code, and for possible efficiency. But I'm wondering which is more efficient (memory, performance, ...
In case of code where you have to do a resource cleanup before exiting a function, is there a major performance difference between these 2 ways of doing it. Cleaning the resource before every return ...
Everyone says that I should make my code modular, but isn't it less efficient if I use more method calls rather than fewer, but larger, methods? What is the difference in Java, C, or C++ for that ...
There's been a buzz in my local tech community about being an 'Efficient Java Programmer' can someone explain to me what is an Efficient Java Programmer? what is their difference between average java ...
I was working on neo4j graph database in java. To get the reference node of this db: GraphDatabaseService graphDb=new EmbeddedGraphDatabase(DB_PATH); Node Root=graphDb.getReferenceNode() I ...
I am fairly new to programming, I have studied in computer science for 3 years at college, but as you know, school is only 2% of what really makes one a fully-fledged programmer. I have a lot of ...
Following the below question on Stack Overflow http://stackoverflow.com/questions/5564610/fast-alernative-for-stringindexofstring-str I got to wondering why it is that java (6 at least) not use a ...