Minimum replacements for binary string to be sorted

Given a binary string of 0 and 1 eg. “001010”. You can replace a 0 with 1 or a 1 with a 0. Write an algorithm that gives the minimum number of replacements to be made in order for the binary string to be sorted (all the 0s come before the 1s). Eg. “0011110010” –> … Read more

Regex Pattern to Match, Excluding when… / Except between

–Edit– The current answers have some useful ideas but I want something more complete that I can 100% understand and reuse; that’s why I set a bounty. Also ideas that work everywhere are better for me than not standard syntax like \K This question is about how I can match a pattern except some situations … Read more

Problem reading an Excel file using Pandas and Openpyxl

I’m trying to automate the process of having to move specific data, such as revenue, from downloaded financial statements to my valuation template. I feel like this should be doable and while I’m not that experienced with Python I tried it out with the aid of chatgpt. According to the error message I get, it … Read more

HTML, CSS and JS custom design request [duplicate]

This question already has answers here: How can I make a div span multiple rows and columns in a grid? (3 answers) Closed 17 hours ago. I am making inventory with HTML, CSS and JS, for the GTA5 platform, but my inventory consists of 35 boxes, I want 4 slots out of these 35 boxes … Read more

Why L.vectorGrid.protobuf return undefined?

I’m using in React, Leaflet and react-leaflet. Random things in order to post the question: Leaflet is the leading open-source JavaScript library for mobile-friendly interactive maps. Weighing just about 42 KB of JS, it has all the mapping features most developers ever need. Leaflet is designed with simplicity, performance and usability in mind. It works … Read more

Error on line 37, column 3 of pubspec.yaml: Expected ‘:’ [closed]

Closed. This question needs details or clarity. It is not currently accepting answers. Want to improve this question? Add details and clarify the problem by editing this post. Closed 20 hours ago. This post was edited and submitted for review 20 hours ago. Improve this question [nearby_interpreters] dart pub get –no-example Error on line 37, … Read more

(Spring Boot) Fields of a record in a record (annotated by @RequestBody) are not being validated

I’m building a Spring Boot application and am working on testing my controller with @WebMvcTest. I have a controller method that takes in @Validated @RequestBody UpdateFoodReqBody (record) which has a field @Validated @NotNull UpdateProductReqBody (record) in it that I also want to validate. The test works when the product object is null but not when … Read more

How to Read/Write Json files with webpack?

I’m running an admin panel on localhost using webpack. I’m trying to save a bunch of objects into a json file in the same directory using fs which doesn’t work. The error I receive: Node cannot find module “fs” I understand that ‘fs’ belongs to NodeJS environement which webpack can’t really use, so my question … Read more