I wonder if there is a better approach to validate the object fields. For specific types of objects some fields cannot be empty: public class CredentialsValidator { public boolean validateCredentialsRequest(ValidationCredentialsRequest credentialsRequest) { switch (credentialsRequest.getCr...

I was wondering if we could speed-up lookup in a hash table of strings by only storing the difference between them, like HAMT? Taking this idea to it's end, I ended up with a binary PATRICiA prefix-tree data-structure. There is a great example of PATRICiA trees in Crochemore, Lecroq, 2009, (excep...

function checkPassword(form){ let password = document.getElementById('pwd'); if (!password.value){ alert("Enter a Password"); } else if (password.value.length < 6){ alert("You must have 6 characters in your password"); } else{ password.style.borderColor = 'initial'...

I created a python class called Score, I intend to use it to assign scores depending on 2 parameters, first the type of score - score name and second the user_input, so for example if I want to get the score of loan term, I will enter 'loan_term' as the first parameter and loan term value 36 as t...

See the first block of code. here i am doing cross join between a list and datatable from where i am calling a function called ExtractStandardValueFromLinkText this function has many loop which take times to complete. tell me how could i refactor the code in 2nd block to speed up the execution. a...

This is my js code.That is an common component use for upload image with Qiniu plugin. And it's use vue and js.I think my code is not good but i don't know how to code better.I hope that experienced developers can help me review the code. I am eager to get suggestions and optimization of the code...

I have built a super simple tip calculator to help me try and get a hold of the javascript knowledge I've gained. I just wanted to see if there was any feedback I could get for it... Basic functionality is: If a letter or incorrect character is input in either the bill or the number of persons in...

I am new to android development and I am attempting to connect to a server socket, however my application keeps crashing - can someone help me out? NOTE: I have added the following permission <uses-permission android:name="android.permission.INTERNET"/> This is my code: public class MainActivity...

0 I am trying to find an algorithm to solve the following problem with python. Given a list of integers, check if after dropping two elements of the list, is posible to divide the list in 3 where the sum of the consecutive numbers are equals. For example: A = [1, 3, 4, 2, 2, 2, 1, 1, strong text2...

I would like your opinion of my PowerShell script for file deletion. Do I follow conventions, do I use some anti patterns? Every critique is welcome! This is the Settings.cfg file for script parameterization: WRITE_OUTPUT=true SEND_REPORT=true SMTP=smtp.mail.com PORT=25 RECEIVER=system.administra...

resource = test["resources"][0] finding_severity_counts = test["detail"]["finding-severity-counts"] if "CRITICAL" in finding_severity_counts: critical_count = finding_severity_counts["CRITICAL"] if critical_count > CRITICAL: print("Resource {} has {} critical findings".format(re...

I am new to ML and I wanted to implement a Linear Regression to predict a golfer's scores based on certain feature supplied to my model. I would like a review to see if I'm implementing this correctly and any tips to make my model more efficient. Here is my code import pandas as pd import numpy a...

I'm diving into front-end stuff for the first time. I thought a good way to get started was to try to do a mockup of a website. I took the top part of Microsoft's home page. Here's a link to the codepen. Full code at the end of the question as well. Not a full/exact replica. Would need much more...

Any comment on my code? public class LoanRepaymentPlan { public decimal TotalRepaymentAmount { get; private set; } public decimal CurrentOutstandingAmount { get; private set; } public decimal MonthlyRepaymentInterestAmount { get; private set; } public decimal MonthlyRepaymentAmoun...

I'm trying to write a simple dynamic array class, and i'd like to know if there are some memory leaks or bugs i haven't found yet dyn_arr.h: #ifndef DYN_ARR_H_INCLUDED #define DYN_ARR_H_INCLUDED template <class T> class DynArr { public: DynArr(uint16_t startSize = 0); ~DynAr...

I am accepting dynamic input from the user if they have any i.e - Children/Siblings/Previous Employement etc through Vue Components. A form is created and they input their data which is validated and then submitted. Submitted data is displayed in another Vue table component from which they can de...

I am starting to learn python and this has been my first project but I am not entirely happy, I think it could be done better. Could you help me? The strings are in Spanish but I think it does not harm understanding elegir_magnitud = int(input( """1 = Temperatura 2 = Longitud 3 = Masa 4 = Vo...

I'm parsing a file made up of various sections. I have a current_section variable that tracks which portion of the file I'm currently processing and the following check_for_next_section method that returns either the next section, based on the contents of the current line, or current_section if t...

Any advice on how to make this code; cleaner, more effective, just overall better! Program has three options that can be passed int NewsId,Year and CategoryId. I collection all the data and then do additional filter base on the values that are being passed into the method. public List<News> GetNe...

I am having a look at Rust, this is the first data structure I have tried to implement ( the standard library has a max-heap implementation, so this is a learning exercise ). /// Heap is an array organised so the smallest element can be efficiently removed. pub struct Heap<T>{ vec: Vec<T> } impl<...

Problem :- Given an array of size n, find the majority element. The majority element is the element that appears more than ⌊ n/2 ⌋ times. You may assume that the array is non-empty and the majority element always exist in the array. Example 1: Input: [3,2,3] Output: 3 Example 2: Input: [2,2,1,1,1...

This is an update to a question I posed nearly two years ago about my implementation of Huffman Coding which I had written in C. Since then I have had time to grow as a programmer and have managed to integrate most, if not all, of the suggestions given to me then and I am looking for fresh feedba...

I'm creating a basic Dynamic Array class in C++, and I'd like to know if there are any bugs/memory leaks I haven't noticed yet. dyn_arr.h : #ifndef DYN_ARR_H_INCLUDED #define DYN_ARR_H_INCLUDED template <class T> class DynArr { public: DynArr(uint16_t startSize = 0); ~DynArr...

As an exercise, I am writing a core web api that allows keeping track of a user medias. A media can be a postcard, a photo album, a recording, a book... I would like to know what is the way to go/best practice in writing the Add (createMedia) method: [HttpPost] public async Task<ActionResult<bool>>...

I was reading this question: Why is my function timing out when run with a larger data set? And although I couldn't quite grasp the OP's implementation and so didn't feel like answering. I did some implementations of my own and created a benchmark for them. Here is the problem definition: There ...

''' I recently learnt that it is wrong to use python to loop through records in my database, because it would make my web applications slow. I was wondering if it is possible to replace the code I attached with django's ORM to make this more efficient and race condition free.''' def get_book_titl...

I'm posting my code for a LeetCode problem copied here. If you would like to review, please do so. Thank you for your time! Problem Given a rows x cols matrix grid representing a field of cherries. Each cell in grid represents the number of cherries that you can collect. You have two robots that...

I'm posting my code for a LeetCode problem copied here. If you would like to review, please do so. Thank you for your time! Problem Given n points on a 2D plane, find the maximum number of points that lie on the same straight line. Example 1: Input: [[1,1],[2,2],[3,3]] Output: 3 ^ | | o...

Background I have a pipeline that I run and it spins up multiple EC2 instances that process many jobs. I noticed that in many parts of my pipeline i am downloading files from amazon s3 multiple times. I can save lot of time if i just cache them since after a certain stage in the pipeline those fi...