4
votes
1answer
369 views

In Java, why use bit hacks when non-bitwise technique it is more readable?

Is there any legitimate use for bit manipulation hacks in higher-level languages such as Java? I can see them being useful in speed-sensitive low-level and computation-intensive programs, e.g. ...
1
vote
1answer
364 views

Readability vs benefits of polymorphism

We are dealing with a lot of CRUD operations in our application. Each database table has one or more corresponding SQLContainer instances to perform various types of operations. All of these ...
1
vote
3answers
377 views

Storing a value vs calling reference for repeated use in Java

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, ...
16
votes
4answers
7k views

Why are nested loops considered bad practice?

My lecturer mentioned today that it was possible to "label" loops in Java so that you could refer to them when dealing with nested loops. So I went home and looked up the feature as I didn't know ...
4
votes
2answers
384 views

Java Generics - how to strike a balance between expressiveness and simplicity

I'm developing some code that utilizes generics, and one of my guiding principles was to make it usable for future scenarios, and not just today's. However, several coworkers have expressed that I may ...
4
votes
1answer
245 views

Distinguishing repetitive code with the same implementation

Given this sample code import java.util.ArrayList; import blackjack.model.items.Card; public class BlackJackPlayer extends Player { private double bet; private Hand hand01 = new Hand(); ...
26
votes
5answers
2k views

Is use of finally clause for doing work after return bad style/dangerous?

As part of writing an Iterator, I found myself writing the following piece of code (stripping error handling) public T next() { try { return next; } finally { next = ...
1
vote
3answers
206 views

Which of these looks cleaner?

I have wrote a small method in a program to do one thing my method looks like this: public static void removeExpiredAssignments(Module module){ module.removeExpiredAssignments(); } So the ...
9
votes
6answers
1k views

Pythonic Java. Yes, or no? [closed]

Python use of indentation for code scope was initially very polemic and now is considered one of the best language features, because it helps ( almost by forcing us ) to have a consistent style. ...