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Results tagged with java
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user 52915
Java (not to be confused with JavaScript) is a class-based, object-oriented, strongly typed, reflective language and run-time environment (JRE). Java programs are compiled to bytecode and run in a virtual machine (JVM) enabling a "write once, run anywhere" (WORA) methodology.
11
votes
Camp challenges in one program
Your menu could be replaced by a switch instead. Switches are more readable, faster, easier to maintain/expand and the idiomatic way of doing such things:
int choice = Integer.valueOf(scan.nextLi …
Mast♦
- 13.5k
4
votes
Password Generator, generate password of desired length
Note: The 65 comes from the CHARACTER_SET length, which I have found out before.
It's 65 at the moment. But what if you want to support more or less characters? A different character set? You'd h …
Mast♦
- 13.5k
5
votes
Finding the smallest cube for which exactly five permutations of its digits are cube
This review will be mostly about style.
boolean[] checked = new boolean[999];
Arrays.fill(checked, false);
for (int i = 1; i < 999; i++) {
You're using 999 two times here, without stating w …
Mast♦
- 13.5k
4
votes
Interview practice: Integer to Roman
Java is verbose, but it doesn't have to be this verbose. There are also too many magic numbers. Code should be self-documenting and yours isn't. …
Mast♦
- 13.5k
7
votes
3
answers
22k
views
Output two columns
Sample Input
java 100
cpp 65
python 50
Sample Output
================================
java 100
cpp 065
python 050
================================
printf is pretty …
Mast♦
- 13.5k
5
votes
MailQueue implementation with auto start - stop
If I read your code correctly (I'm no Java expert), you don't check if your threads get started. …
Mast♦
- 13.5k
13
votes
Writing a program to read a maximum of 99 elements in an iteration from a list
Let's take a look at naming and style.
public class OptimizeReadingList {
That sounds like a function, not like a class.
// Add Elements to the Array
for(int j =0;j<input_list_size …
Mast♦
- 13.5k
6
votes
Translating the Rubberduck - Übersetzen der Gummiente - Part 1: Modelling
Your naming seems inconsistent.
public interface OverviewView {
void register(OverviewPresenter p);
void initialize();
void show();
void rebuildWith(List<Translation> translations);
…
Mast♦
- 13.5k
6
votes
Converting long values in Java to unsigned strings
Since you're asking about readability, let's take a look at that.
Your functions and variables could be named better. Especially parts like this:
static final void digitsPlus(Digit sourceDigits,
…
Mast♦
- 13.5k