Javascript – For loop doesn't loop JSON array
I have a list of athlete names in JSON format from a fetch. Using for loop, I want to grab all the names under roster > athlete > name and then inserting them into dropdown menu. But for some reason…
Javascript – Beginner issue: Why does this for loop return false?
I am doing some assignements in JS, and I have written afunction to compare the ending of a string (str) and return true or false if it matches the "target" string (this could be done a lot easier, but this…
how to get characters between [ ] in postgresql
I want get characters between [] from a string example: "hello" and "world" from "gegerferf[hello] frfer [world] frfre rfrf" into a table i am try with substring and for loop but i dont now. select regexp_replace(string, '...','', 'g') from mytable
Json – How do I move downloaded files into a specified download folder? Python web scraper
I am building a web scraping application. Here is where I am with it: import requests import os import shutil import pandas as pd url = "https://xeno-canto.org/api/2/recordings?query=emberiza+pusilla+type:song" data = requests.get(url).json() species_name = 'emberiza_pusilla' df = pd.DataFrame(data['recordings']) os.mkdir(f'/Users/warren/Downloads/{species_name}+xeno+canto+scraped+recordings') filtered_df = df.drop(['gen',…
Javascript – Printing all the numbers in html using a function that contains for loop and conditions statements
I've tried to solve the FizzBuzz problem using a function that contains a for loop and conditions statement and then to do references to my html document. The function calculates correct the value from the input, for example it shows…
Javascript – Uncaught TypeError: Cannot read properties of undefined (reading 'innerHTML')
i'm getting this error: Uncaught TypeError: Cannot read properties of undefined (reading 'innerHTML') my code: for (var i =0;i<7;i++){ document.querySelectorAll("button")[i].addEventListener("click",handleClick); } function handleClick(i) { var name=document.querySelectorAll("button")[i].innerHTML; alert(name+" got clicked!"); } i tried using bind but it was also giving the…
Javascript – make list of const and its value using for loop js
I want to generate these line of codes by using for loop const clientAppProcessFlowIds = (listItem.clientAppProcessFlowId===null)?listItem.clientAppProcessFlowId='empty':String(listItem.clientAppProcessFlowId).toLowerCase(); const clientAppRoleIds = (listItem.clientAppRoleId ===null)?listItem.clientAppRoleId='empty':String(listItem.clientAppRoleId).toLowerCase() const clientAppUserIds = (listItem.clientAppUserId ===null)?listItem.clientAppUserId='empty':String(listItem.clientAppUserId).toLowerCase() const isApprovers = (listItem.isApprover ===null)?listItem.isApprover='empty':String(listItem.isApprover).toLowerCase() const isInCharges = (listItem.isInCharge ===null)?listItem.isInCharge='empty':String(listItem.isInCharge).toLowerCase() const isReferers = (listItem.isReferer…
Why is there a diffrence in using for(var i = 3; i >= 0; i–) and for(var i = 3; i–;) in Javascript
Why is there a big diffrence in using for loop with and without constraints. With condition for(var i = 3; i >= 0; i--) { console.log(i); } outputs 3 2 1 0 Without condition for(var i = 3; i--;) {…
Javascript – can someone please explain to me the difference between for and while in js?
Can someone please explain to me the difference between for and while in javascript? The only difference I saw was that only numbers can be used in for, but everything can be entered in while Of course, I typed the…
Javascript – Add an index in an object in order to loop
Problem : I am getting a JSON file i am converting that to an object and looping it in for loop. But in case of single data i am getting the below: Eg 1 : Single Data { "Id": 2140, “EmpId”…