In my site: Users have many Activities Each Activity has encoded_polyline data I display these encoded_polylines on a map I want to use IndexedDB (via Dexie) as an in-browser cache so that they don't need to re-download their full Activity set every time they view their map. I've never used I...

#include <stdio.h> #include <stdlib.h> #include <string.h> #include <stdbool.h> typedef int STATUS; #define ERROR -1 #define OKAY 0 struct version { unsigned char major; unsigned char minor; unsigned char build; unsigned char patch; }; STATUS is_less_than(struct version * origin...

Continuation of this post I wrote a program in pygame that basically acts as a physics engine for a ball. You can hit the ball around and your strokes are counted, as well as an extra stroke for going out of bounds. Recently, I added a few things like air resistance, and rewrote my movement phys...

I developed a simple command-line roulette game. Your only options are betting on color, but you can bet multiple times in one round import copy import distutils.core from time import sleep from random import randint red_slots=(1, 3, 5, 7, 9, 12, 14, 16, 18, 19, 21, 23, 25, 27, 30, 32, 34, 36) ...

There are plenty of examples of using the FileSystemObject to recursively search for a file in subfolders. I thought that it would be interesting to write one using the Dir() function. I was wondering if there is a way to return the found file without using the extra FoundFile parameter? Fu...

I came across below interview question and I am working on it: Build a queue class with the enqueue and dequeue methods. The queue can store an UNLIMITED number of elements but you are limited to using arrays that can store up to 5 elements max. Here is what I was able to come up with. ...

Please review and let me know which version is better? Just trying to find any caveats or better ways to accomplish the a version comparison independent from android and ios. Formats accepted: '1.0.0' or '1' formats and an operator, e.g: compareVersion('1', '1.2.0', '>') export function compare...

Just wondering if there is a way to run the piece of code below more efficiently. I just started to get acquainted with parallel program and think this might be an answer? But I have no idea how to do it using imap or processes...any help? This is what the function is doing: it gets two arrays o...

Prob.1 Sum of Multiples of 3 and 5 in range 1000. def prob_1(): sum_mult=[] #Create an empty list which will take sum of multiples of 3 and 5 check_sum=0 for i in range(1,1000): #Take numbers till 1000 #if(i) if( (i%3)==0 or (i%35)==0 ): #divisor condition su...

Here is my code to iterate over a 2D Grid in Scala (1 to N) map { i => (1 to M) map{ j => println(i + " " + j) } } This is a simple alternative to a nested loop for a 2D Grid. How can I make this more cleaner and functional, the Braces don't feel much functional. The Ae...

I have this working code. But after longtime when I rerun I am getting error. I am not sure Am I making mistake in running or what. const express = require('express'); const bodyParser = require('body-parser'); const url = require('url'); const querystring = require('querystring'); cons...

At work, we use a program to match certain data. I'm currently working on a solution to take those matches and insert them in a database. But in order to do this, I want the matchresults displayed in a datagridview. So far I've tried to use a code from this awnser. The problem that I'm having, ...

Image that a user have to book a private lesson by compiling this form. Using MVC pattern I'm building a WebApplication to achieve this goal; I have a jsp wich contains the form and by using Ajax I want to send data to a servlet which is my controller. This servlet comunicate with a DAO and on...

I am trying to solve this InterviewBit question https://www.interviewbit.com/problems/search-for-a-range/. My code for this seems to be working properly and it does give me the correct answers on my IDE and on all the sample test cases online but it gives me a TLE on the online judge. It runs in...

I have been working on implementing the factory pattern to my project, I found I can achieve it in two different ways. 1 Using switch cases and returning the implementations public class Factory { InterfaceName inter = null; public static InterfaceName getInstance(String type) switch (ty...

We are displaying two radio buttons in page.... Click on Radio buttons, it will change background color, need review on quality of code, is there any way to improve ? html, body { width: 100%; height: 100%; margin: 0; padding: 0; text-align: center; } body { box-sizing: border...

I'm new to C++ and while learning, I wrote a simple program that ask for a word, shuffle the characters and ask another person to find the original word given the shuffled letters. I would like to know what is right and wrong in this code, what and where can I improve. Code: #include <iostream>...

I have a function that checks two reference objects. They both have the same properties. The purpose of this method is to ensure that any non-null old values are not overwritten with null or empty values after an API call. I'd appreciate any feedback. evaluateEmptyValues: function(reference, o...

I've written a simple program that reads barcodes from a page and will ask the user to select one to use. I have a few methods that use the results of that form and I was wondering if there is a better/cleaner way to execute the following code: var barcode = ""; if (barcodes.Count > 1) ...

Beginner/occasional C tinkerer here. (Reasonably comfortable with scripting languages, tend to avoid C due to its terseness, but trying to work past that.) So, I happened to want to insert commas into some integers (a, uh... few hours ago). I got curious about various interesting (non-string-bas...

Basically, I've got a GUI where the user can select text files, enter in strings (that may or may not contain wildcards) and search those files for those strings. Currently, I take the user inputted string(s) and divide them into two groups: regularly searchable strings, and strings that have wi...

I am trying to figure out how to improve my binary image genetic programming classifier's fitness. It takes images and classifies them if it has some feature X or not in it. These are the main points: It takes an image and looks at the first 8 x 8 pixel values (called window). It saves thes...

Which would you use? Is the second even viable? int fit = 0; size_t cap = m_cap; while(cap * m_factor < size) { cap *= m_factor; ++fit; } or... size_t cap = m_cap; while(cap *= m_factor < size && ++fit)

Functionality This class has a list of basic statistical functions such as mean, variance, standard deviation, skewness and so on and it works okay, running these functions over past 30 days equity charts. It extends a mother class that estimates very close future prices of a list of equities ...

I would love some feedback about this very simple Wordpress plugin (my first one). It's intended to create page-specific categories (via the creation of a custom taxonomy). It's working on my staging website, would you consider it safe to publish it live? Any feedback appreciated, thanks! <?p...

Is this the proper place? It's a node.js module intended as a possible alternative to Helmet. If this is not the place, any suggestions? Thanks. Hmm, apparently I must include at least three lines of code. Here's how you would use it: // declarative style let kepi = Kepi({ 'X-Powered-By':...

I am making my first Sapper app and the pages are all in routes. I am now extracting the content into a separate directory and unsure if I'm doing anything right. Here is an excrept from my directory structure: content |- index.md |- services.txt |- about |- index.md |- technologies.html ...

I am trying to better plan the class structures of a large code base in python. The project is a data science project involving data cleaning, data analysis, etc. I model all the data cleaning tasks as one class object, and all the data analysis tasks as another class object. Under the Data_Clean...