I'm reading a CSV using Haskell. I'm not sure if this is the appropriate way to do it. This is what I'm doing: Read rows from a CSV -> returnlazy byte string Parse the rows from the CSV to a Stock record -> (headers, [Stock]) Remove the headers -> [Stock] Filter the stocks that are "Common Stock" -

My project has grown for a year and now comprises of 19 standard modules, 7 class modules 11 forms. Some of the forms appear to freeze when called but, in fact, they are just slow to respond, taking a couple of minutes, regardless of what is clicked, e.g. just a change of focus or triggering an e...

I'm fairly new to coding and I used a template and added my code but now the code won't work. What is wrong with the code? Could anyone help? import random word_list =[] f = open('short_words.txt', 'r') # Importing the word collection text file for x in f: word = str(x) ...

I have implemented Sieve of Erosthenes in Java as follows, is there a way I can modify the below code to make it more efficiently. The current execution time is 0.8481224 seconds import java.util.LinkedList; public class LinkedListEx { public static void main(String[] args) { ...

I work on a project that has a lot of hard-to-grasp data shapes. I'm talking about lists nested as deep as 5 levels. Often I have to reorder the way that data is represented in these lists. For example, I may have to flatten the 4th level and transpose the 3rd with the second, take the mean() of ...

I am new to Code Review and I am really enthusiastic to post my code for the problems that took me hours to crack. It has really helped me upgrading my poor logic and unoptimized code blocks and overall it would help the other people as well. But the problem is that I have to put hours commenting...

I want to check the viewport size on first load. If necessary build the mobile view from existing content (surround titles and text with summary/details tags), remove the desktop view from the DOM (duplicate content) and add the mobile view. When a mobile view was already built before (multiple r...

I am trying to read nas.txt file where IPs are listed in new line. I want to read the file and all IPs to check whether it is reachable or not. If it is reachable then will write up along with the IP (ex. up 1.1.1.1) in a up.txt file else will write down along with the IP (ex. down 1.1.1.1) in do...

I've wrote a simple JS that takes care to animate an icon. At first I wrote it quickly and without paying attention to any kind of optimization: import '../js/core/sidenav.js'; const SIDENAV_ITEM_USER = document.getElementById('sidenav-item-user'); const SIDENAV_ITEM_SEARCH = document.getElement...

I have written a simple server to host my page and css(css file is 22KB). Using sockets and TCP. Can any one please review it and give feedback on how can I make my server reliable using tcp and other C related feedback. Thanks #include <unistd.h> #include <stdio.h> #include <sys/socket.h> #include

I want to convert string to object array. Suppose I have following string. const str = "someValue,display"; I want to convert it like following. [{ columnVal: "someValue", display: true }] if it's display then I want value as true if noDisplay then false. I tried following but, to me it doe...

I previously posted some code I've been working on and had a fantastic answer, but as I didn't post the full code I was then unable to bring it all together using the much faster numpy implementation, so a review of the full code is much appreciated. I now realise that using vectorised operations...

I am having a little trouble with my order system. I believe that the approach that I am taking is all wrong. Basically I am trying to create an order system that allows customers to pick out a pizza with all the ingredients, drinks, coupons etc. Right now my code is not working and I am debuggin...

I have a collection of strings, all of which are three characters in length: string[] test = { "abc", "bbc", "cbc", "aac", "bac", "ccc" }; I want to determine which char is present as the center character in the most number of elements. I've created a Linq query that accomplishes this goal: var ...

I have a stored procedure that I have inherited in my current company. It is used to create an event ID column that allows another stored procedure to bulk upload sales data to those events. (Event ID is the primary key for the tables) I have used this procedure about 10 weeks in a row wih no er...

I am doing this problem: You are a product manager and currently leading a team to develop a new product. Unfortunately, the latest version of your product fails the quality check. Since each version is developed based on the previous version, all the versions after a bad version are also bad. S...