Given a Balanced Parenthesis problem.
"Balanced Parenthesis
Create a program that checks if in a given string expression all the parenthesis are balanced.
For Example:
(test) - valid
(no() - invalid
()(()) - valid
(123(456)(7))( - invalid
(val()id) - valid
...
I have this controller where the action is the same (Like), but the resource can be more than one, something like this:
[HttpPost("competitions/{id}/like")]
[ServiceFilter(typeof(IsEntityIdValid<Competition>))]
public async Task<IActionResult> CompetitionLike( long id)
{
...
I have below 2 SQL quires in my spring dao class, I want to run first & second SQL quire with in same method and to use result of first quire in 2nd quire and to run 2nd quire in a for loop.
Please help how could I achieve this.
public List<RegisterESAEmp> getIndustry(RegisterESAEmp p){
retu...
I am solving the problem which involves the following tasks:
1) Right shift a list or rotate the list by 1.
2) Find the largest consecutive occurrences of 1 in the list.
I have the following functions:
def doRightShifts(integers):
'''
input : [1,2,3,4,5]
output : [5,1,2,3,4]
'...
What I'm trying to achieve is
Given a predicte function and an action which returns the object to check,
check predicte, retry and fail after numTries .. or success .
I'm looking for are there better ways to do this.
public static async Task<bool> CheckAndRetryAsync<T>
(
T _objec...
how can i:
Write a Python program that will check the validity of credit card numbers. The program will read sixteen-digit integers (which may have been entered with blanks or dashes every 4 digits), and for anyone will print the word "True" if it is a valid credit card number or "False" otherwis...
This is a quick and dirty QBE method that covers about 60% of my use cases in my DAO. I just wanted to see if someone would take a quick look at it to see if there are any issues.
public List<Order> orderQuery(Order order) {
StringBuilder sql = new StringBuilder();
sql.append("select * ...
I'm triyng to learn ajax better, and I'm developing an application in codeigniter.
all about the following code is working, there are no errors, but For every function and call i think I'm repeating callbacks to many time.
<script type="text/javascript">
$(document).ready(function(){
...
Given an array A, with dimension N, 1<=N<=100000, A[N] within range of [-100000, 100000]. At first there is a pointer at position K (in the beginning K=0), and M=A[K], and we say the pointer will jump to position A[K+M], and call this a "jump of a pawn`. If at any moment, the pointer jumps out of...
I've create a program that finds mixed duo within a string. It removes characters from a string that do not form the first mixed duo. It does not rearrange the order of the string, it ony remove characters to reveal the mixed duo...... aka "abababab", "chchchchc", "!s!s!s!".
Tell me what do you...
I have written an implementation of malloc() and free() for Linux using the sbrk() system call.
When memory is requested, it checks if there is a large enough chunk available already, if there is then that gets returned to the user, otherwise a new block of memory will be requested from the kern...
Responsive Navigation Bar
I have just finished writing a fairly big script for a responsive navigation bar. You can see it at http://www.ainsleyclark.com
It uses GSAP to link hover (desktop) and click (phone) to play a navigation animation. It also uses the History API to update the hash depend...
I feel this method signature is too long. Is there a more sensible or elegant way of re-writing this?
private Email createMail(long actualFileSize, String from, String recipient, String title,
String emailContent, MultipartFile attachment,
File file) {
Email mail = null;
if...
I have the following assignment that I succeeded, however the code is very inefficient, I would appreciate if someone could show me a more efficient way, perhaps with substring. the assignment:
/**
* Separates a given string into tokens, which are the "words" that are
* separated by one or mo...
I am creating a text based RPG in Python and I'm in a pickle (hehehehe)
At the start you are greeted by this:
def main(): #startmenu
print('1. Start')
print('2. Load')
print('3. Exit')
option = input('--> ')
if option == '1':
start()
elif option == '2':
if os.path.exists('TQsavefile') =...
Problem: https://www.codechef.com/problems/PCYCLE
My Solution:
#include <bits/stdc++.h>
using namespace std;
int main()
{
int n;
cin>>n;
vector<int> v(n+1);
vector<bool> b(n+1 , true);
for(int i=1 ; i<v.size() ; i++)
cin>>v[i];
for(int i=1 ; i<v.size() ; i++)
{
// if still not appe...
I am a beginner in programming and I was given an assignment..
I was asked to get 5 numbers of float type and print them in the reverse order of which I have given.. and this is my code...
#include <stdio.h>
int main()
{
float n[5];
printf("Enter 5 number: ");
for(int i=0;i<5;i++)
scanf("%f",&...
As some of the regulars at the SE Code Review site already noticed we have a new chat room to request and discuss question closures:
SE Code Review Close Questions room
I've setup that room due to the increasing rate of close worthy questions here, and it seems to be better to have a defined ...
I am new to building with design patterns. I have been working on implementing the builder design pattern in PHP. I just want to make sure I am doing it correctly. I have been following along with this tutorial on jakowicz:
https://www.jakowicz.com/builder-pattern-in-php/
I have made a few mino...
I am trying to use a csv file to be imported into the array to replace
$products = [
'test-product-1' => 3,
'test-product-2' => 6,
'test-product-3' => 30
];
But I can not produce the same array when I import from the CSV file, which will cause problems. Examples for CSV to array: http://php.ne...
The Problem
After his brush with the Justice Department over fundraising with Buddhist monks, the Vice President devised a plan to
ensure that such activities are carried out in a more discrete manner and are kept less noticeable. Realizing the Democratic
National Committee’s need f...
I am trying to find a way to optimize the code runtime. Improvements I have implemented include using dictionaries, removing redundancies and using str.translate.
from collections import namedtuple
import string
import jellyfish as jf
import Levenshtein as l #conda install -c conda-forge python...
I have made a project involving the use of OpenCV to detect faces. The project has yet to grow tremendously over the course of this year, therefore the fact that I am failing to modularise my code to make it cleaner and easier to read is worrisome.
I use a camera feed to detect faces, as well as...
I've needed a couple of very special comparers recenty and didn't want to implement each one of them every time so I created a builder and a couple of supporting classes that do that for me.
Example
I'll start with an example. Given a collection of Products:
var products = new[]
{
new Pro...
I wrote a simple tic tac toe game in python.
(I wrote the game logic and implementation separately)
(in this case, it's a command line interface, I may do a Tkinter version)
Can you review the code and give me tips for the future ?
logic.py
from itertools import product
TIC = 0
TAC = 1
BLANK =...
I see things like the following on a certain coding challenge site:
Copyright 2009–2018 by Codility Limited. All Rights Reserved. Unauthorized copying, publication or disclosure prohibited.
I also see 63 posts on CR.SE as of the writing of this question.
I'm not a fan of the overreach a...
