I wrote this as an answer for someone in SO. After writing it I realized it looked pretty good, and was wondering if anyone else thought so as well--or if there were any general improvements to readability / structure available that I'm missing.
Thanks!
import SpriteKit
// Give us some functio...
I'm writing a small custom DSL and interpreter as an exercise in understanding how the language stack (lexer/parser/(interpreter/compiler)) works. Because I want to be able to report the location of semantic errors, the AST needs to retain information about where the elements were in the source.
...
I have a set of json files kept in sd-card which are downloaded from the server(around 40 json files). I have to parse it and insert it to the sqlite db. My concern is about using the method for parsing json files. The two methods in my mind are given below.
Using built in JsonObject and JsonAr...
Please critique to help me learn:
int MyClass::getNextInt(int* number)
{
*number++;
if (*number > 3)*number = 1;
return *number;
}
I want a function that will increment an external number by one, when it goes over than 3, then reset it to 1.
essentially when I repeatedly call this...
I am a system admin not a developer so this might be pretty horrible code. This is a password generator. The point of the attempt was to become more familiar with Django at a lower level. I current host Django sites other developers write and sometimes it would help to have a better understandi...
Working on below problem and major ideas from me is,
Using a enum to represent if a cell in a square has left, right, top and bottom border, and initial square with 4 borders;
For each horizontal line, the cell above the line has bottom border, and the cell under the line top border;
For each v...
I saw one programmer was using such code (I will generalize):
def some_method(data)
result = {}
data.map do |d|
# some code
result[d] = value
end
result
end
While I prefer to do this:
def some_method(data)
Hash.new {|hash, key| hash[key] = []} do |hash|
data.map do |d|...
This is second part of a question Please read this for getting full info.
Here i'm trying to consume a Notification service available in the previous question from a Asp.net web-Api.
public class HomeController : Controller
{
INotificationService notifcaitonService;
public HomeControl...
I was recently doing a challenge on Codewars and this is what challenge said:
There are no explanations. You have to create the code that gives the following results:
oneTwoThree(0) ---> ['0', '0']
oneTwoThree(1) ---> ['1', '1']
oneTwoThree(3) ---> ['3', '111']
oneTwoThree(19) ---> ['991', '111...
Assume a binary tree with a data structure like this:
typedef struct binary_node BINARY_NODE;
#define BINARY_NODE BINARY_NODE
struct binary_node {
BINARY_NODE *next[2]; /* 0 -> left */
};
Assume insertions maintain a relevant order, but there is no balancing criteria.
removeBinaryNode() ...
We'd first like to take a moment to thank everyone for their patience while we put this together. Your restraint was a very big help in us handling this incident with the degree of diligence that all of you deserve; thank you for waiting so patiently as we worked to resolve it.
tl;dr:
On 20...
I am migrating a large project to Gulp, since I was using Prepros in the beginning for no obvious reason. Everything was running smoothly until I turned to gulp-twig for local preview. I simply can't get it to work.
As I followed this tutorial , I need it to compile my template files for preview...
Scattergories program
This is a simple table, I wrote it with the purpos of scattergories.
I would like to know how to make in more efficent because I'm sure it's really bulcky...
Sorry for bad english.
Code:
#include<iostream>
#include<string>
using std::cout;
using std::cin;
using std::stri...
I am an experienced Python developer learning C. I solved this assignement:
Write a program that reads a word and some sentences from stdin. The word is separated by space from a sentences. The sentences are separated by one of the following characters: .!?. Words in sentences are separated b...
i wrote a simple calculator program but every time i execute that i got wrong answer. everytime i run program i get this result: "oops!".
i know there is a simple mistake in code but i can't find that because compiler give me no error.
#include <iostream>
// get a double value from user
double...
I am studying Computer Science and just for the sake of practise I thought of implementing an Object Pool.
This is my first implementation, it is simple and works correctly, but I would love any thoughts on it.
Currently the memory is allocated on the stack, but I am thinking of using Policy bas...
CODE OF MAIN PROGRAM-
//To make a program to demonstrate various string operations in java
import java.util.Scanner;
public class StringManipulation
{
Scanner in = new Scanner(System.in);
String input,concat,output,input1;
int i=0,c,a=0,jumbleme=0;
char ch;
public void accept()
{
System.out...
I've developed a simple application to grab golfer index scores from a website that has no API. The application works but is very slow, with 6 users that require updating takes 60 seconds. I've tried to make my web requests asyncronous to offset some of this lag but it only resulted in a 15% incr...
please review my code on selection sort algorithm,
code as follow
selectionSort();
function selectionSort(){
var numArray = [4,34,2,5,12];
var MIN = 0;
var totalNum = numArray.length,
temp = 0,
next_position = 0
for(var i = 0; i < totalNum; i++){
MIN = ...
Here is my submitted code in uva online judge. Please need help to find error , Thank You.
import sys
def kadane(array):
maxL, maxR, maxSum = -1,-1,0
currL, currR, currSum = 0,0,0
for i,a in enumerate(array):
if currSum < 0:
currL, currR, currSum = i,i+1, a
...
Previously in Settings JAVA_HOME with batch I had created a script in bash to change my JAVA_HOME env variable. Since then, I'm trying to use more and more PowerShell so I recreated the script with PowerShell.
The script has several option that each does different things :
e or echo : output t...
My UOW is getting out of hand. I know this is a small piece of code but there is no point in typing out identical lines over and over.
public interface IUnitOfWork
{
IGenericRepository<Activity> Activities { get; }
//...60 more references here and they have to work together
}
I don't l...
A relation R on a set A is called reflexive if and only if < a, a > R for every element a of A.
I want to know if there can be any improvements made on the function below to make it more efficient
def reflexive(R):
'''
@param R : set containing homogenous elements
'''
result = []
a = []
y = [...
