1
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I'm fairly new to Python (this is the first thing I've done that really takes advantage of classes). This works and I'm happy with it; just looking for general advice. Especially nice would be input on my comments and how 'pythonic' the code is.
#import fractions #unused, on todo
class Base:
...
Hello all I need to ieterate through a file of words and perform tests on them
import multiprocessing
import datetime
class line_Worker(object):
def worker(self, chunks):
for l in chunks:
num = 0
for num in range(100):
print l, num
re...-1
0
0
I'm a beginner in C programming. I am current trying to work on a project requiring 1024-point FFT implementation using radix-2, Decimation-in-frequency. I attach the FFT function C code below. How can I increase the performance by modifying the C code.
#include "i_cmplx.h" /* definitio...
This is my first post in this community, i'm looking for opinions and some help to get a task done. First of all, this is the code (naive) i have already:
f x1 y1 x2 y2 m =
[(i,j) | i <- [x1..x2],
j <- [y1..y2],
(j - y1) >= m * (i - x1) - 0.5,
(j - y1) <...
Write a java method named isMoreExpensiveThan that accepts a ReceiptItem as a parameter and returns a boolean. The method should return true if the total cost of the receipt item that receives the invocation is more than the total cost of the parameter. Otherwise false.
I have taken the critiques from the original post (Guess a number between 1 and 100) and tried to refactor. I used int.TryParse and that cleaned up quite nicely. What can I further improve on?
//Program.cs
class Program
{
static void Main(string[] args)
{
//RunTheGame game = new...
I am currently attempting to make some code more maintainable for a research project I am working on. I am definitely looking to create some more functions, and potentially create a general class to conduct such data calculations.
The code works, however, I am new to python, and was wondering i...-2
1
I've designed a vertical menu bar. It is working fine. But I want to give more design to the menu interface.
I want box like design for each sub menu i.e. each sub menu will be inside small boxes. How can I do that? Attached is the image file.
<div id="aside">
<div class="accordion">Regist...0
Here is a simple script that i am using to ping 50 sites at a time and check if they are up or not. If not, save the down time with error in mongodb
Code:
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
from urllib.request import urlopen, Request
from threading import Thread
from time import sle...
I have been doing a brilliant course on coursera based on the book "The Elements of Computing Systems: Building a Modern Computer from First Principles" by Simon Schocken and Noam Nisan.
You can find the specification for the Hack Machine Language and the Hack Assembly Language here.
Please adv...
0
After researching for an hour regarding SOLID Principles, I tried to do it myself. Please note that most of these codes were from the ideas of others.
I created a simple program which returns specific value from array, depends on what you choose.
public interface IArrayPerformer
{
int GetAn...
I am working on a legacy codebase using MFC and "old" C++ coding style.
This function is over 900 Lines long and I added some new functionality: getting a value from a database and doing something with that. In the scope of the function exist over 200 variables and objects.
Many of the objects ...
(Any body can help
my drop down have 3>=5 and 5>=10 10>=15
but how can i write the store procedure for based on 3 condition.")
I develop an app where user can open camera and take a picture, that's why I have an Intent for taking pictures.
Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, Uri.fromFile(outputFile));
startActivityForResu...
Let's say I have a method as follows:
public int getSum(int operandOne, int operandTwo) {
return operandOne + operandTwo;
}
So whenever I'm calling this method,
How should I do it?
What's the best practice?
What's the most readable way?
Method 1:
int total = getSum(5, 10); // integers...
0
So I am trying to upload a CSV file to db which has around 800,000 rows , I am able to do this on my server with following specs
ram 4Gb
rows 800,000
time take:305 seconds
usgae :15% ram
database:postgres (amazon rds)
My Upload code looks like this
public function handle()
{
set_t...
iam a complete beginner in C and i have started learning it by implementing binary trees. So have implemented a basic k-d-Tree. I provide two structs and two methods for comparing values on different axis.
typedef struct Point2D {
double x;
double y;
} Point2D;
int x_comparator(const vo...
0
I have an array which represent the item purchases of a customer, and computed the items subtotal in this logic:
function getSubtotal(arr) {
let total = 0.00;
arr.forEach(function(i) {
total += (i.qty * i.price)
});
return total; // 1274.21
}
And yes of course I get the correct re...0
I am using following code to maintain some static information. The problem I see with it is that, if the information retrieved using GeKeysFromCache is modified without using lock keyword it may lead to exceptions in a multithreaded environment. Is there a way to improve this implementation?
pub...
1
0
I have a project that uses the CLEAN Swift architecture http://clean-swift.com. The whole point of this is to avoid the massive view controller. However it uses a huge number of files and classes that are just sometimes not used. I'm not a huge fan of passing every thing from a view controller to...
0
0
-1
In answering this question, it seemed to me that it would be nice to have a runtime expandable Sieve of Eratosthenes. This is my implementation of that notion.
Design
I've created a class named Sieve which has two member functions:
unsigned Sieve::expand(unsigned upperlimit);
This expands t...
I made a snake game in python3 with pygame, please do critique it as much as possible.
main.py
# main.py
# [My Name]
import pygame
from pygame.locals import *
from vector import *
import random
import colr
import sys
SCREENSIZE = Vec2(1664, 960)
CELLSIZE = 64
assert not SCREENSIZE.x%CELLSIZE,...
I am relatively new dev working on some legacy code that contains several massive functions which all operate on a single global state object. I want to make these functions more managable and less brittle without completely rewriting them. Rearchitecting this solution from scratch would be a l...2
-1
I have a project that uses the CLEAN Swift architecture http://clean-swift.com. The whole point of this is to avoid the massive view controller. However it uses a huge number of files and classes that are just sometimes not used. I'm not a huge fan of passing every thing from a view controller to...
0
code.js
'use strict';
module.exports = input => {
if (typeof input !== 'string') {
throw new TypeError(`Expected a string, got ${typeof input}`);
}
if (input.length === 1) {
return input;
}
const map = Object.create(null);
for (let char of input) {
...
0
From K&R
Extend atof to handle scientific notation of the form
123.45e-6
where a floating-point number may be followed by e or E and an optionally
signed exponent.
I only added the part that handles the scientific notation. It compiles and works fine. I think it's way too long and co...
I made a simple program to generate fractal tree using PATH object of SVG. Any suggestions?
import math
from random import randint
# const - upper limit for randint
s = 10
"""Simple fractal tree using SVG and recursion.
Usage:
Create Root object bt Branch(x1=400, y1=800, x2=400, y2=600, ...
0
Somewhat recently I encountered an issue where my projects were simply taking to long to run. A lot of my macro work comes down to taking multiple tables (generally formatted in the same way) and joining together these tables based on specific users. This led to instances of loops that would loop...
0
1
0
given is these data:
setA={1,2,3};
setB={'a','b','c'};
output should be like this:
(1,a) (1,b) (1,c)new line
(2,a) (2,b) (2,c)new line
(3,a) (3,b) (3,c)
With the use of for loops only
pls help
The task is to find all mistakes and drawbacks in this code,
for example, premature optimization or inefficient code
template <typename T>
class MyVector : public std::vector<T>
{
private:
// Use copy-on- write idiom for names for efficiency
std::vector<std::string>* m_names;
size_t*...
Problem spec from CareerCup.
Given two strings, return boolean True/False if they are only one edit apart. Edit can be insert/delete/update of only one character in the string. Eg.
-True
xyz,xz
xyz,xyk
xy,xyz
-False
xyz,xyz
xyz,xzy
x,xyz
module Strings.OneLetter where`
import Prelude
i...0
0
0
I put my code below to ask you for a review and ask you if this can be considered a good and clean code?
package com.RGuSnake;
public class Main {
public static void main(String[] args) {
Snake.getInstance().createBoard();
}
}
package com.RGuSnak...
I was required to implement the code to a spec file I was provided in Ruby. I was rejected with the message "The quality of your code isn't sufficient for this position". Can you please tell me what can be improved in order to achieve higher quality?
game_board_spec.rb (file provided)
require '...
class RecursiveMax
{
public static void main(String[] args)
{
int[] arr = {10, 5, 7, 9, 15, 6, 11, 8, 12, 2, 3};
int max = recursiveM(arr, arr.length);
System.out.println("Maximum element: " + max);
}
static int recursiveM(int[] arr, int length)
{
if (length == 1)
ret...0
O primeiro trimestre de 2017 já caminha pro fim e o Stack Overflow em Português continua muito bem, obrigado. Cresceu bastante em 2016, começa o ano entre os 10 sites mais ativos da rede e a expectativa pra esse ano é de continuar crescendo, e ajudando cada vez mais gente, construindo ainda mais conhecimento de qualidade em língua portuguesa.
Saímos do Carnaval à todo vapor e atingimos – pela primeira vez – a marca de 100 perguntas/dia na média das duas últimas semanas:
Média 2 duas semanas; últimos 6 meses …
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Q: Is this ok to do this for debugging purposes? Or is there any disadvantages of doing it this way?
I'm working on a large application and I like to see my output from API calls. I have been doing this latley to view my info in the console instead of using a printr or vardump and was curious if its a bad debug practice.
echo '<script>console.log('.$searchTracking->doSetActivity($trackingArray...
I have a react native component called "width". It has 3 width values which have associated <TextInput>s which map to the redux store as
{width:{width1: "somevalue", width2: "someValue", width3: "someValue"}}
I need to create an exact replica component but called thickness and it needs to map...0
I have a simple question about insertion sort using the ruby coding language.
I am teaching myself algorithms with the text book "Algorithms" by Cormen, Leiserson, and Rivest.
I derived this algorithm from their pseudocode, it works, but I am having trouble understanding why one of the lines ...0
I have just finished coding a permission system for my game server but one method in the class is seeming to be very complicated, and maybe some people on this site can help me improve the method?
Let me walk you through the permission system, which will give you a better understanding of the qu...
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