Please review my answer for this interview question:
Merge k sorted arrays, using min heap.
import java.util.*;
public class MinHeap{
public static class HeapItem implements Comparable<HeapItem>{
int[] array;
int index; // the index of curre...
This question caught my eye because it had accumulated close votes as being a duplicate of another question, which is very rare on CR. The target was a question I reviewed last year by the same user.
The new question:
Has no indication that it is a follow-up.
Makes all of the same mistakes as...
Main
static AccountLogin objAccountLogin = new AccountLogin();
static AccountRemover objAccountRemover = new AccountRemover();
static AccountCreator objAccountCreator = new AccountCreator();
static Accounts objAccounts = new Accounts();
public static void main(String[] args) {
startDi...
I have a project X, module Y and Z, each have their own repo, IDE project, test directories, and a proprietary CI scripts. It's getting messy and I'd like to restructure it, and want advice on whatever I can do to tidy it, with best tips on best/common practice.
Can I ask that on here? Or shoul...
I have some functionality that allows the user to create a Meter, which counts your gas-, water-, and electricity usage.
A Meter has one or more Counter objects, which keeps track of your usage for a certain date via CounterReading.
Once a Meter is created, you can edit it by adding a new Readi...
Throttling
Your program runs in a tight loop, consuming all the CPU it can get (and battery power, if on a mobile device). For a clock that a user might want to run in the background for a long time, conservation is important. Inserting even just a 0.1 second sleep between updates brings CPU u...
When I want to list a few things and give a code example below each item how can I do it without writing anything between the list item and the code block?
Example:
List item
Code example not formatted as code
List item
text
Code example formatted as code
I made this Primitive class recently for my (opengl) engine; It basically wraps all basic primitive shapes, like cones, toruses, cube, ... which the user can use for various things. I would like to ask your advice if I could improve my class design in any ways; here is my code :
Here is Primiti...
Select one of two number selection strategies and select two numbers using that strategy.
The strategy is selected using an enum implementation of the strategy pattern.
Strategy one: Ordered Numbers are selected sequentially. The last number selected is persisted in the database and the next tw...
Problem Statement :
Samu had got N fruits. Sweetness of ith fruit is given by A[i]. Now she wants to eat all the fruits , in such a way that total taste is maximised.
Total Taste is calculated as follow (Assume fruits sweetness array uses 1-based indexing) :
int taste=0;
for(int i=2;i<=N;i++){
...
Service communication aplication -
Create a service for authentication:
The user sends a username and password, and service returns information on whether the user with those data in the database. For storage of data about users, use the XML file.
Thanks
Lately I have been trying to extract till I drop. Well not necessarily till I drop, but I've been trying to be more strict and look at some metrics of my code.
I have now come along an old class of mine which has a rather large switch case. Metrics say the method lines of code are beyond evil. I...
