Is there a simpler and more efficient way to write this code without using a library?
function leapYear(y){
y = Number(y);
if (y.toString().length < 4) {
console.log('please enter a 4 digit year.');
return;
} else if (y < 0) {
console.log('please e...
I'm working on this code and I can't find a better way to improve this code, can anyone improve it more? My PHP is pretty bad, this is the best I could do.
if (empty($video['itunes'])) {
//if mysql row $video['itunes'] is empty check the function ituneslink
$itunecheck = ituneslink($mystring...
This is a code I submit for TopCoder SRM 715 code challenge. See here for submission result. See here for question description. I know this problem can be solved using greedy in just few lines of code. But I just want to know why my code use backtrack failed? In fact my code only fails at one spe...
I came up with the following code to convert a rgba color to an argb color:
public static int ToARGB(int rgba){
return (rgba << (3*8)) | ((rgba>>8) & 0x00FFFFFF);
}
I used the bitmask 0x00FFFFFF since the rightshift in C# pads with the most significant bit of the number to be shifted. I ...
I am currently working on an application in ASP.Net MVC, with a SQL Server 2016 database and Entity Framework 6.
The application can process specific data and generate forms (in DOC format), and in some cases it sends emails to targeted people.
My problem is with this piece of code (The code se...
I'm trying to work around a rule processor and this is what I came up with the following classes (the interfaces would be straightforward to guess).
public class OrderProcessor : IOrderProcessor
{
private readonly IRuleEvaluator _ruleEvaluator;
public OrderProcessor(IRuleEvaluator ruleE...
I have tool which will send record .This tool can select multiple record at time but it
send event for each record.
I want to get Max record by put dealy when i receive a RecordChangedEvent in my code as below:
RecordChangedEvent(void)
{
static bool lock=false;
bool updateNewRec...
Here is a Code example for the Knight Tour which shall print out all possible solutions, till a board length of 5 (recursive function). For a board Length of 6 it shall print out just the number of possible solutions. The Calculations time is very high here.
Now i want to build another function...
According to Wikipedia, here below is the definition of the algorithm:
ROT13 ("rotate by 13 places", sometimes hyphenated ROT-13) is a simple letter substitution cipher that replaces a letter with the letter 13 letters after it in the alphabet. ROT13 is a special case of the Caesar cipher, de...
I implemented one pass kurtosis from the here in R, but my results are different than the moments package kurtosis and what I expected. Following is the R code:
onlineKurtosis<- function(data){
n<- 0
meen<- 0
M2<- 0
M3<- 0
M4<- 0
for(x in data){
n1<- n
n<- n+1
delta<- x -...
Producer-consumer problem in Java with a circular buffer of N positions.
There is a single thread representing the producer that will produce consecutive integer elements
There is a dimensioned circular buffer shared by the producer and the consumer to produce and consume the elements. The elem...
I am trying to solve this problem:
Given this data:
7
100 100 50 40 40 20 10
4
5 25 50 120
The first and third lines are lengths of the data on lines 2 and 4.
The second line being a set of scores that are sorted descending and are a list of current scores for a game.
The fourth being a se...
I'm working on a Machine Learning project and I'm in Data Exploration step, and my dataset has both categorical and continuous attributes.
I decided to compute a chi square test between 2 categorical variables to find relationships between them!
I've read a lot and check if i can found a simple...
Hello Ladies and Gentlemen,
I am in need of some knowledge and so I humbly come before you all to request your help. I am a beginner programmer and have found an opportunity that will provide some growth.
I have begun by doing some basic google searches, which brought me here, but I am not sat...
I've the following problem:
1 vehicle to collect the maximum profit of the 7 parking meters
The profit of each parking meter are fixed in a vector
profit<-c(0,249,289,381,325,338,216,757)
First value means the deport, the vehicle starts from deport and need to finish there.
My objective is...
I need to find R(AB). It is resistance across terminals A and B.
I really do not know how to solve this kind of circuits. Maybe I have to use transforming from triangle to star? But it is quite inconvinient.
I noticed that on the right side 1 kOhm and 2 kOhm resistors are series. We add them ...
I've created a crawler which is scraping name, phone number and web address of each profile from houzz website. Hope I did it the right way. Here is what I've written:
import requests
from lxml import html
url="https://www.houzz.com/professionals/"
def scraper_func(mainurl):
response = req...
I'm new to Django and have just started to learn the basics. I have some questions about how to structure the code, how relationships should be written, and where the business logic should live.
I have written a simple app that should do the following:
Store Group and Member entities in a data...
Let's consider we are a company who sells our products for other companies.
In the programme the actors are an Agency (agencies of our company, we have a few in the country, all are listed in AGENCIES in TestMain) and Client.
Every Agency has an Address.
Every Address contents postalCode.
Every...
In Snakeland, there are some snakes and mongooses. They are lined up in a row. The information about how exactly they are lined up it is provided to you by a string of length n. If the i-th character of this string is 's', then it means that there is a snake at the i-th position, whereas the char...
This function divides a sequence into partitions, where a partition is a list of consecutive matching elements.
Example
Input: (A, A, B, B, B, A, C, C)
Output: ((A, A), (B, B, B), (A), (C, C))
I've tried to make this code "obviously correct", but it still doesn't look that way to ...
I have been researching how to take fishId from a user input to a counted inserted item in my table. There are so many mixed ideas and none of them were inputting the counter value into the db. If anyone can help it would be great.
Assignment instructions:
Continue working on the Python applica...
I am trying to train a question answer system, where I am trying to group similar questions,
and identify the most apt response. The program should identify the intent/focus.
To do it, I have tagged the questions as NER so that I may know which intent it has,
like PERSON or LOCATION etc. I am tr...
I have 2 DB tables, let's say: EmployeePosition and Employees.
In my ViewModel I would like to include a list of certain employees
and as one of their properties I would like to have description of
their position.
I wanted to implement this join in the repository, but I do not feel
this is th...
In our application we have standard set of functionality which includes Create(Object) operation.
[HttpPost, Route("")]
public IHttpActionResult CreatePoint(CreatePointCommand command)
{
Task<ExecutionResult<IdRowVersionEntityDto>> result = _mediator.Send(command);
re...
