Inventory update freecodecamp It works in that environment but … Jan 11, 2018 · Hi I would like to find out if the order of the inventory should really matter as I do return all the correct inventory amounts, but can`t pass the question as the inventory is not in the same order as the test cases. Contribute to mebinum/FreeCodeCamp-wiki development by creating an account on GitHub. sort expect to get +1, 0 or -1 or at least a negative, zero or positive number. freeCodeCamp. Our mission: to help people learn to code for free. It was built entirely with HTML and CSS as part of the freeCodeCamp. At this highest possible value of i, what is the value of k? Aug 27, 2019 · Inventory Update - Not able to submit JavaScript Keneri August 27, 2019, 6:57am 1 May 15, 2018 · Tell us what’s happening: Hello, I’m working on that chalnge And first question which I’m trying to solve how to sort 2D array by the sekond parametr arr[1] by the first parameter no problem but how to do it by the second How correctly to do it? Your code so far function updateInventory(arr1, arr2) { arr2. Build projects. Jul 31, 2015 · Challenge http://www. . Update the current existing inventory item quantit Sep 23, 2025 · Tell us what’s happening: Please my code can’t pass test 12 && 16 please I need help. com/codingtutorials360 - Free Code Camp's wiki articles. push(arr1[i][1]); } // stop the first for loop here. Contribute to Rafase282/My-FreeCodeCamp-Code development by creating an account on GitHub. ] *Inventory Update* -- Updating the current inventory (a 2D array) with the May 18, 2017 · Super Excited for completing this challenge: Inventory Update :) TeyimPila May 18, 2017, 7:21am 1 Jul 27, 2018 · Inventory Update- 88, "Bowling Ball" - 3rd test case wrong JavaScript karanjariwala July 27, 2018, 9:14am 1 Jan 29, 2023 · My function below is not passing any test in the Inventory Update problem, despite returning the correct output (array of length 6) and correct values according to VS code console. Jul 1, 2025 · Your solution works from my end. Apr 28, 2025 · Tell us what’s happening: Hi, I seem to be stuck trying to get steps 15-17 figured out. html -… Challenge Name Inventory Update https://www. querySelector('#button1'); const button2 = document. My code isn’t complete yet because I need to make Nov 5, 2018 · Tell us what’s happening: My code is marked correct for the 2nd/4th test cases depending on whether or not I update the variable curInv with the definition specified by the test case itself. Jan 6, 2017 · Update current inventory item quantity, and if an item cannot be found, add the new item and quantity into the inventory array in alphabetical order. Kindly help out FREECODECAMP // Interview Raiders / / Algorithm - 2 Update Inventory, Programmer Sought, the best programmer technical posts sharing site. I tried solving it by just defining pos with let and return an array but that doesn’t work lol function updateInventory(arr1, arr2 Jul 25, 2017 · Inventory Update Problem Explanation In this problem, you’ve to compare and update the inventory stored in a 2D array against a second 2D array of a fresh delivery. Aug 12, 2021 · When you enter a code block into a forum post, please precede it with a separate line of three backticks and follow it with a separate line of three backticks to make it easier to read. Jul 8, 2021 · (please suggest improvements). Can anyone see a difference? I am returning an array for the first test. The code does what is intended as all seems to work fine in Runkit and all the green marks appear but I still don´t get the challenge approved. com/challenges/bonfire-inventory-update has an issue. Solution to FreeCodeCamp Advance Algorithm - Inventory Update (https://www. org Learn to code. The code I submitted passes every test, but the completion popup never appears Jun 23, 2025 · Book Inventory App A Simple Landing Page for a Book Inventory App This responsive project displays a book inventory in a clean table layout using only HTML and CSS. let xp = 0; let health = 100; let gold = 50; let currentWeapon = 0; let fighting; let monsterHealth; let inventory = ["stick"]; const button1 = document. Jun 12, 2023 · Firstly, it is important to check whether the item already exists in the inventory. sort(function(a, b){ //how to sort arry by the a[1] not by the a[0]??? return a[0 Aug 27, 2019 · Inventory Update - Not able to submit JavaScript Keneri August 27, 2019, 6:57am 1 May 15, 2018 · Tell us what’s happening: Hello, I’m working on that chalnge And first question which I’m trying to solve how to sort 2D array by the sekond parametr arr[1] by the first parameter no problem but how to do it by the second How correctly to do it? Your code so far function updateInventory(arr1, arr2) { arr2. PY import customtkinter as ctk from PIL import Image import tkinter as tk from tkinter import ttk import ttkbootstrap as tb from database import Database # Import the Database class class InventoryManagement(ctk. ⚠️ This is a code demo posted by a web developer on CodePen. Could anyone lend a hand? For example, exercise 46 states: “You should have an attribute selector to target the first descendant of span elements that have the word ‘one’ as part of their class value Jan 25, 2024 · Tell us what’s happening: The coding instructions are as follows; In the goFight function, call your update function with the fourth object in locations as an argument. This tutorial will help you develop your own custom inventory tracking application so you can make smart inventory decisions based on timely and accurate inve Nov 23, 2022 · Compare and update the inventory stored in a 2D array against a second 2D array of a fresh delivery. So now newArr is larger than arr2, and because the condition in the loop compares to newArr. Donations to freeCodeCamp go toward our Apr 30, 2025 · Tell us what’s happening: addProduct({name: “FLOUR”, quantity: 5}) should add 5 to quantity value of the object having name equal to “flour” in the inventory array. Oct 28, 2024 · 10 years ago today I sat down in the closet of my San Francisco apartment and coded the first few hundred lines of freeCodeCamp. But i can get as high as answ. Change inventory function name to updateInventory in seeded code, solution, and tests Update instructions to be more clear May 29, 2025 · status: waiting triage on May 29 jdwilkin4 changed the title Inventory Management Program - Allow var declaration or update requirements Inventory Management Program - Allow var declaration on May 29 ⚠️ Do not enter passwords or personal information on this page. Inventory Update Problem Explanation In this problem, you’ve to compare and update the inventory stored in a 2D array against a second 2D array of a fresh delivery. In the current case, 67 is being added to all quantities values and that’s not what I want of course. This community will help you learn to code and get a developer job. I moved the black box next to the test data results. (Screenshot) My result for the third test seems to match the results in the test data: [[88, “Bowling Ball Nov 23, 2018 · JavaScript Algorithms: Inventory Update Continuing my conquest of the FreeCodeCamp algorithms series… my latest problem: updating a 2D array with data from another 2D array. js 8 with the es5 version which i’ve posted here. concat (arr2); var temp; var temp1, temp2; var answer = []; //sort inventory function comp… Jul 27, 2019 · Anyways I just finished the Inventory Update and was wondering if my my solution was too simple for the problem. For me I had no issue getting the final array, but my issue was sorting a multidimensional array at the end. My entering approach was that a nested for loop was the wrong idea. Whether you’re just starting out or are an experienced developer, our platform offers a wide range of code snippets, projects, and tutorials to help you learn, build, and innovate. Please guide for the same. Compare and update the inventory stored in a 2D array against a second 2D array of a fresh delivery. New Curriculum Coursework We have just released three new sections of May 1, 2016 · Challenge Name https://www. com/challenges/inventory-update) - fcc_adv_algo_inventoryupdate. However, when I put an else statement so that the items in newInv that are not in curInv are pushed into curInv, it does not run properly. com/challenges/inventory-update Issue Description The description of the 2nd test: updateInventory An open source food bank logistics and inventory management tool - freeCodeCamp/pantry-for-good Jan 20, 2025 · Tell us what’s happening: Dear friends, I hope this message finds you well. org freeCodeCamp. It’s only been a few months, but already there are many campers going full-force through these new lessons and programming challenges. #python #freecodecamp #CodinginterviewprepCompare and update the inventory stored in a 2D array against a second 2D array of a fresh delivery. Please don’t provide the correct code, ask me questions that can help me solve it myself Your code so far const inventory = [] const… The http://FreeCodeCamp. Save angle943/4d3e6e848ca11299e1ae493cff176528 to your computer and use it in GitHub Desktop. Challenge: Compare and update the inventory stored in a 2D array against a second 2D array of a fresh delivery. This allows us to determine whether to increase the quantity of the existing item or add a new item to the end of the inventory array. Your code so far <!-- file: index. This is an anti-pattern. The returned inventory array should be in alphabetical order by item. I’m having a hard time understanding how to solve this second part of the problem using a nested for-loop. com/bpilaud 's solution for Bonfire: Inventory Update Raw ##Inventory Update compares old and new arrays and adds or updates item amount by names sorts arrays by name The http://FreeCodeCamp. Being able to do the a > b is not supported. Mar 2, 2017 · function updateInventory (arr1, arr2) { // All inventory must be accounted for or you're fired! var inventory = arr1. Remember to use Read-Search-Ask if you get stuck. Jun 12, 2023 · Compare and update the inventory stored in a 2D array against a second 2D array of a fresh delivery. Jun 15, 2016 · The little black box/window shows the results of the test - Is that correct? See the screenshot. Earn certifications. Is there another approach besides nested for loops and if so, at a very high level, what is that Mar 21, 2017 · This is what I found: In the second for-loop, you intended to loop through arr2 using newArr 's length. It seems from my search that others have used nested do loops to compare one two-D array to another. ##Inventory Update compares old and new arrays and adds or updates item amount by names sorts arrays by name Jan 6, 2017 · My code from the bootcamp. The value 67 should be added only to 21, for example. Thanks Your code so far <!-- file: index. So let’s focus on the problem. Jul 17, 2015 · gmcclure changed the title Inventory Update Test Issue Bonfire: Inventory Update Test Issue Jul 19, 2015 This was referenced Jul 19, 2015 Uncaught TypeError: Cannot set property 'err' of undefined #1143 Closed Bonfire: Inventory Update will not mark as complete #1167 Closed Copy link Contributor Oct 5, 2017 · By Richard You do not need bloated enterprise software to effectively track your inventory. Update the cur Nov 13, 2025 · please make sure you review what an attribute selector is Oct 28, 2024 · 10 years ago today I sat down in the closet of my San Francisco apartment and coded the first few hundred lines of freeCodeCamp. Unable to figure out the correct way to code for the highly specific styling requirements. Jul 20, 2025 · In the Build a Book Inventory App exercise, my code for creating a table element with five columns is not passing. Benefits Resilience Let's assume your inventory service is down for some time. querySelector("#button2"); const This is the official subreddit for the freeCodeCamp. I have problems with this two Free Code Camp's wiki articles. Jun 17, 2025 · Hey there, Please update the message to include your code. Oct 31, 2018 · Sort an Array Alphabetically using the sort Method - code not passing Inventory Update - Help get it approved shimphillip October 31, 2018, 4:57pm 2 Mar 2, 2017 · function updateInventory (arr1, arr2) { // All inventory must be accounted for or you're fired! var inventory = arr1. I’m fairly good in Lua and I just took the easiest and fastest approach I could think off. innerText. 0. Please help me Your code so far let inventory = []; function findProductIndex (productNa… ##Inventory Update compares old and new arrays and adds or updates item amount by names sorts arrays by name The http://FreeCodeCamp. Use Cmd instead of Ctrl if you're on a Mac. //now, iterate through arr2 and check if each item // is already Sep 14, 2016 · In the loop, k is set as i + 1 per iteration, which you then use to access answ. **Your code so far** function updateInventory (arr1, arr2) { let newInv = {}; let shipment = arr2; let result = []; // populate inventory … Apr 5, 2018 · Inventory Update forEach return many times JavaScript IlimaVIP April 5, 2018, 7:44am 1 Oct 18, 2017 · Hello everyone I just finished the Advanced Algorithm Scripting challange “Inventory Update”, and I wanted to get some clarification on some code I used. freeCodeCamp's deprecated wiki articles. In the loop part only the index of the first item is being used with all quantities. MembersOnline • justinkim943 Jan 6, 2017 · My code from the bootcamp. Passed npm run test-challenges. Jun 20, 2018 · Hey Guys I tried to work on this challenge but it seems that doesn’t work what’s wrong with my code? function updateInventory (arr1, arr2) { // All inventory must be accounted for or you're fired! for (var i = … Aug 12, 2021 · A post was split to a new topic: Please provide feedback on my inventory update solution Apr 16, 2018 · Hello there!, I finally made my solution of ‘Inventory update’ work but it throws TypeError: this is undefined. com) walks through the algorithmic challenges at Free Code Camp. References #7085. What I ended up doing was taking the product in array 1, and seeing if its in array 2, then combining the inventories if I did Jun 23, 2016 · Hi guys! I hope you can help me with this challenge, I solved the challenge partially I converted 2d array in two objects current Inventory and New Inventory, then I compared current inventory with new inventory and updated it if the property is in current inventory otherwise I add a property and its value. CTkFrame): def __init__(self, parent, show_page_callback): super(). The code was too long to be automatically inserted by the help button. Test { {test}} Boilerplate Mar 30, 2016 · GitHub Gist: instantly share code, notes, and snippets. I also can’t get the 3rd test case to work, even though Mar 1, 2017 · I was thinking something like this: function updateInventory(arr1, arr2) { var itemsFromArr1 = []; for(var i = 0; i < arr1. length; i++){ itemsFromArr1. my answers to free code camp exercies. Jun 1, 2017 · Inventory Update of thee FCC wont let me proceed trextozyne June 1, 2017, 2:03am 1 Aug 22, 2019 · Working on the Inventory Update challenge in the coding interview section. or - Disable any/all extensions that interface with the freeCodeCamp website (such as Dark Mode, Ad Blockers, or Spellcheckers), and set Learn to Code — For FreefreeCodeCamp is a donor-supported tax-exempt 501 (c) (3) charitable organization (United States Federal Tax Identification Number: 82-0779546). org Dec 24, 2024 · Merry Christmas campers! 🎄 freeCodeCamp just shipped a ton of FREE learning tools for you to dig into over the holidays: 🏗️ The new Certified Full Stack Developer curriculum is here! 🗨️ The new English for Developers CEFR Level B1 🤳 Major updates 2024/04/04 Javascript Interview Question:Inventory Update (FreeCodeCamp) Compareandupdatetheinventorystoredina 2 Darrayagainstasecond 2 D Update Inventory Free Code Camp Advanced Algorithms Front End Certificate Support our Community: -Donate: https://youtube. In one example, both arrays have the same length. Inside, add Wrong! You lose 10 health! to the end of text. Feedback welcome 🙂 Mar 15, 2025 · INVENTORY. The order service, set up as a consumer for this exchange, can then update the order status and notify the customer. When I again type - addProduct({name: "FLOUR", quantity: 5}) then it adds the FLOUR again but in a new object and also doesn’t update quantity. GitHub Gist: instantly share code, notes, and snippets. org community. length, j can have values way past arr2 's length, so you get arr2[j] is undefined. What is a 2D array Sep 23, 2019 · Tell us what’s happening: I’ve tried this 2 different ways one with es5 and one with es6. addProduct({name: “FLOUR”, quantity: 5}) should push {name: “flour”, quantity: 5} to the inventory array when no object having name equal to “flour” is found in the inventory. Our bookstore will feature an admin dashboard for managing books, a cash-on-delivery system, and a robust inventory management system. Learn to code for free together with millions of other people around the world. You can also use the “preformatted text” tool in the editor (</>) to add backticks around text. I am getting unexpected token ILLEGAL in this challenge with this code. I hope you give it a try and if you do so, let me know (my contacts are mentioned below). Jul 6, 2016 · In this video series, Stephen Mayeux (stephenmayeux. I don’t understand what’s wrong. freecodecamp. concat (arr2); var temp; var temp1, temp2; var answer = []; //sort inventory function comp… Learn how to solve freecodecamp javascript algorithms in various ways! This series is up-to-date with all ES6 and beyond javascript notationsStart from the b Aug 17, 2017 · Hello guys im struggling in the part of pushing the new objects from the second array, the update of the number seems to work fine, but i am stuck in the other part! Compare and update the inventory stored in a 2D array against a second 2D array of a fresh delivery. Mar 7, 2024 · Adding an item to the inventory Editing an item from the inventory Deleting an item from the inventory Hint: You need to create actions for each of these and enhance the reducer function to write state update logic to support these features. We accomplish this by creating thousands of videos, articles, and interactive coding lessons - all freely available to the public. GitBook Inventory Update 題目: Inventory是庫存、存貨清單、財產目錄或詳細目錄的意思，而這題就是要我們用程式模擬進出貨的統計，重複的貨物需要統計數量，新的貨物必須加入現有貨物清單中 We would like to show you a description here but the site won’t allow us. read rows should have an additional class after the rate class with the value of either one , two , or three , depending on the personal rate. Thanks. Join our community to explore and share practical coding solutions—no cost, just code. Update the current existing inventory item quantities (in arr1 ). ##Inventory Update compares old and new arrays and adds or updates item amount by names sorts arrays by name Apr 2, 2019 · Tell us what’s happening: I am trying to solve the inventory update challenge, but I am not passing the third, fifth and sixth tests even though I get the correct answers locally. "In this video, I solve the freeCodeCamp Inventory Update challenge with a clean and efficient JavaScript solution! 🚀 This tutorial walks you through mergin freeCodeCamp closed this as completed Feb 17, 2015 freeCodeCamp pushed a commit that referenced this issue Feb 17, 2015 Jun 16, 2025 · Hey campers! The freeCodeCamp community is still very hard at work on the rest of the coursework for our full stack curriculum. Update the current existing inventory item quantit FreeCodeCamp Inventory update. Both work with node. When you enter a code, please precede it with a separate line of three backticks and follow it with a separate line of three backticks to make it easier to read. Inventory Update-freecodecamp algorithm topic, Programmer Sought, the best programmer technical posts sharing site. I’m not looking for a solution. Contribute to TonyMiri/FreeCodeCamp---Inventory-Update development by creating an account on GitHub. rate elements placed inside . Mar 9, 2025 · CampCodes is your destination for free, open-source code. org Feb 18, 2025 · Tell us what’s happening: My tests not passing, test 8, 9 and 10, 7th passed but rest not passing. Just an approach. Change inventory function name to updateInventory in seeded code, solution, and tests Update instructions to be more clear Download ZIP http://www. I’m having trouble passing exercises 46 through 51, (Build a Book Inventory App) despite my code running fine. But then you’re pushing items to newArr, increasing its length. __init__(parent) self. org CSS course. If an item cannot be found, add the new item and quantity into the inventory array. Jan 3, 2023 · Why does This solution for Inventory Update from the interview section doesnt pass the test JavaScript khalfanathman12 January 3, 2023, 1:55am 1 Feb 11, 2025 · I think I saw the problem now. However, it will not mark both test cases as correct, even though I am not changing function updateInventory() in any way, only variable curInv. I have tried looking back on the course material and of course searching online. sort(function(a, b){ //how to sort arry by the a[1] not by the a[0]??? return a[0 May 15, 2022 · I need help understanding why my alphabetical sort is not implemented correctly. length - 1 in the loop, which is the highest accessible index in answ. Jan 12, 2018 · How I intend my code to work is all explained in the code itself. Click on the “Restart Step” button and force a refresh of your page with CTRL + F5 then try to paste the code in again. I’ve als… Apr 23, 2020 · Challenge: Inventory Update Link to the challenge: freecodecamp. Oct 27, 2019 · The returned inventory array should be in alphabetical order by item. Contribute to rspoors/FreeCodeCamp-wiki development by creating an account on GitHub. My code from the bootcamp. com open source codebase and curriculum. That's all for Compare and update the inventory stored in a 2D array against a second 2D array of a fresh delivery. db = Database() # Initialize the database self. show_page = show_page_callback self Jun 30, 2015 · Challenge http://www. Since 2015, 40,000 graduates have gotten jobs at tech companies including Google, Apple, Amazon, and Microsoft. Update the current existing inventory item quantities (in arr1). 6 days ago · Hey there, Please update the message to include your code. Please try one of the following steps to move forward. When I Dec 3, 2021 · Here’s my solution to the problem. com/challenges/inventory-update Issue Description When I run the test for my code, all the answers are correct but I don't get a tick for test case #5. You want to make sure *all* // of the items from arr1 are in that itemsFromArr1 // before you start calling `includes` on it. org/forum/t/freecodecamp-challenge-guide-inventory-update/16019 Solution 2 uses nested maps to mutate the array. Update the current existing inventory item quantities … "In this video, I solve the freeCodeCamp Inventory Update challenge with a clean and efficient JavaScript solution! 🚀 This tutorial walks you through mergin Update the current existing inventory item quantities (in arr1). ⚠️ Do not enter passwords or personal information on this page. My code is working and returning the correct results in VS Code, but when I paste it into FCC and I get the error curInv is not defined. Feb 19, 2021 · This was one of my code exercises for the day (from freeCodeCamp): Compare and update the current inventory stored in a 2D array against a second 2D array of a fresh delivery. Oct 10, 2016 · Javascript Advanced Level: Inventory Update Problem daad07 October 10, 2016, 6:48am 1 Nov 11, 2017 · Hi can’t seem to figure out why the below else statement would cause an infinite loop, my logic was that if the item in arr2 is not equal to any of the items in arr1, the item itself would be pushed onto arr1 in the else statement, I have tried to put a variable counter3 in there consolelog how many times it matches the else statement, it matches 14x for some reason, where I was expect 2 as Jul 27, 2019 · Anyways I just finished the Inventory Update and was wondering if my my solution was too simple for the problem. Subtract 10 from health and update healthText. Update the current existing inventory item quantit Apr 11, 2025 · let’s go one by one which part of your code do you think passes this? . Nov 15, 2025 · Tell us what’s happening: Task 46-51. Learn to code and help nonprofits. Is Feb 1, 2017 · I’ve searched the internet on how to compare one two-D array to another. My browser is Firefox 109. I didn't know it at the time, but fCC would quickly grow into a global community of busy adults learning to code togethe Tested locally. or - Try the step in incognito or private mode. js I tried to use node. May 29, 2025 · status: waiting triage on May 29 jdwilkin4 changed the title Inventory Management Program - Allow var declaration or update requirements Inventory Management Program - Allow var declaration on May 29 May 23, 2023 · Order Confirmation Once the inventory service successfully updates the inventory, it'll send a message to the order service. html --> /* file: st… Inventory Update - freeCodeCamp. Apr 30, 2021 · By Suchandra Datta In this article, you'll practice your JavaScript skills while streamlining your household chores by creating your very own home inventory system. My result for the second test is an array with a length of 6. Then I converted Object to a 2d array and It does the job, the issue is that I am not We would like to show you a description here but the site won’t allow us. Contribute to freeCodeCamp/wiki development by creating an account on GitHub. js Link: https://www. ##Inventory Update compares old and new arrays and adds or updates item amount by names sorts arrays by name Jan 1, 2024 · Now add an else expression. streamlabs. I’m excited to share our next wave of updates with you all. Contribute to BrunoSFarias/solution_to_Inventory_update development by creating an account on GitHub. Contribute to rcitaliano/FreeCodeCamp development by creating an account on GitHub. See attached code. If an item cannot be found Freecodecamp Inventory Update in Elixir. I've often found that it's hard to keep track common household items that I buy freq solution to freecodecamp challenge. Update the current existing inventory item quantities … Dec 31, 2018 · so I am able to get the first part of the problem with the code below where if a newInv item already exists in curInv, we just update the stock. eilvzkhfz vtcwiz xiir riz xrkl epkg euzkrv qbfw choe mjba jylwre yof zfayv cnizxfo ijvzqyi