Here is the problem description -https://www.hackerrank.com/challenges/ctci-array-left-rotation/problem?h_l=interview&playlist_slugs%5B%5D=interview-preparation-kit&playlist_slugs%5B%5D=arrays
A left rotation operation on an array of size n shifts each of the array's elements 1 unit to the left....
The difference between *ngIf and [hidden]:
*ngIf does not render, respectively removes content from DOM if false
[hidden] will mark the data with the hidden-attribute. The data are loaded, although they are not visible
My question is: What is the better option for my use-case in terms of perf...
I am a beginner in R programming. I need help to divide overlapped and non-overlapped segments and create the new segmentation after dividing. I have two data frames, Roadway_seg and Curve_seg
I want to add curve_rad value from Curve_seg data frame into Roadway_seg data frame for matching ROAD_...
I'm using below code with COM interface object.
Public Shared Sub ExportPa(ByVal mdl As IScrModel, ByVal dgv As DataGridView)
Try
dgv.Rows.Clear()
If mdl.findElement(My.Settings.str_elem__subvar_grpname_pa, False) IsNot Nothing Then
Dim grpList As IScrSubVarGroup ...
I wrote code to (naively) perform lru memoisation. I tried to write it in a functional programming style, and so did not make use of any global variables.
My Code
def naive_lru(mx=None):
"""
* Closure that returns a memoiser.
* Params:
* `mx`: The maximum ...
The code is supposed to delete an element at the end of a linkedlist. I have split into three cases: the list is empty, the list has one node, the list has more than one node.
I have tried to google various solutions and searched the forum for other users with similar problems. I am a beginner a...
From some generated code I get a
javax.xml.datatype.XMLGregorianCalendar and I want to convert it to a LocalDateTime without any zone-offset (UTC).
My current code accomplishes it, but I think it must be possible to acheaf the same reult in a more elegant (and shorter) way.
public static Lo...
This is what I wan't to do:
In my app I've 2 custom widgets called SelectItems. If the user clicks on item, it changes the background color. Everything is working just fine, but a code, which manages the state is a bit cumbersome:
import 'package:flutter/material.dart';
void main() => runApp...
Review compatibility, readability, good code standards, security.
This is for development server, where webmaster uses GUI fo IDE and fine way to create quickly apache2 virtualhost using GUI but fallback to text interface is present. Second review of script with applying previous review and add...
I'm writting a framework to help me create awesome dialogs.
So far, all dialogs were used only to display something to the user. But now I want some of them to return something back too.
I've came up with the following generalization:
public abstract class BaseDialog
{
public bool IsClosed...
function Remote() {}
Remote.upload = function(formData, progressHandler) {
return new Promise(function(resolve, reject){
var xhr = new XMLHttpRequest();
xhr.open("POST", "http://localhost:3000", true);
xhr.setRequestHeader("Accept", "application/json");
xhr.ad...
I wrote the below LINQ statement which populates a fairly big DTO. The GroceryEvents table is by far the largest table, as it records events for every grocery item in the database.
A pageload which queries the database using the below LINQ statement takes up to 5 seconds.
I am thinking that the...
I am a beginner in R programming. I need help to split overlapped segments and create the new non-overlapped segmentation after dividing. I have two data frames, Roadway_seg and Curve_seg
I want to add curve_rad value from Curve_seg data frame into Roadway_seg data frame for matching ROAD_INV, ...
I'm working on stack implementation using linked list, but i have strong filling that i overcomplicate my solution. I would be appreciated if you review this code and give me any suggestion on code and style.
#pragma once
#include <functional>
#include <iostream>
#include <type_traits>
#include <...
I am coming for a code review checkup from you C++ experts to review my code if I am not using these restrictions shown below:
No global variables
No labels or go-to statements
No infinite loops, examples include:
for(;;)
while(1)
while(true)
do{//code}while(1);
No break statements to exit ...
I have trained a polygon detector neural network to recognize the mask of "quadrilateral" (the mask generates curvy lines so it's not exactly a quadrilateral). I would like to get the corners of the quadrilateral.
I believe the best approach is to get the points in the mask that are closest to t...
