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Trivia Lab 8 Week 8 - Issues with Free Answer Question

My "Check Answer" button doesn't work for the free response question. I followed the "Not sure how to solve?" video so there might be have been a problem while copying it over. ...
Raheel A's user avatar
-1 votes
0 answers
13 views

Razorpay magic checkout function not found

I am trying to integrate Razorpay Magic Checkout (Hard Code) Razorpay Documentation onto our Wix website. For that please check these files and pages on my website: https://mynachiketa.com/razorpay ...
Himanshi Gupta's user avatar
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0 answers
6 views

CS50W Mail sent email not showing

I have tried sending the mail and the console of the Chrome DevTools has shown "Email sent successfully" but it is not reflecting in the mailbox. This is function for loading the mailbox; // ...
Paulisto's user avatar
0 votes
3 answers
107 views

Problem in using API link in fetch command for AJAX

I'm in CS50w, lecture 5 (JavaScript) I have a problem in lecture 5(JavaScript) time: 1:34:40. Brian said using http://api.exchangeratesapi.io/latest?base=USD in code below: <!DOCTYPE html> <...
parmer_110's user avatar
0 votes
1 answer
693 views

Flask Filter Search/List in Python

I created a country list on the python search page section, the data is sent to the Html table with jinja syntax “ The Html table also has a JavaScript function it functions correctly no help with ...
Matrix's user avatar
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1 answer
111 views

Trivia | Uncaught TypeError: correct.addEventListner is not a function

Inside the script tag there was a error: Uncaught TypeError: correct.addEventListner is not a function at HTMLDocument. (index.html:14) Please help me fix it here's the code: var correct = document....
Agnij Moitra's user avatar
0 votes
1 answer
3k views

How to fix if statements within event listeners in Javascript

I'm struggling to spot the error in my javascript code in pset8. Specifically the code doesn't execute as I'd expect when using an if statement within an event listener. I've tried talking to the duck,...
Tim Swinn's user avatar
0 votes
1 answer
2k views

Calling a javascript function from flask

For my final project, I am creating a flask web mapping application, which with user input displays different things on a map. At the moment, when they input a place name via a form, my python ...
Stuey17's user avatar
  • 103
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1 answer
1k views

Mail CS50 Web - How to Send Email (API not working)

I'm very new to Javascript and working on mail, project 3 for CS50 web. I've been working on just sending the email initially, for about a week and I'm getting very discouraged. I can't seem to get ...
user14567126's user avatar
0 votes
1 answer
439 views

CS50W Project 4 / Network - like counter not always saving to database

I was able to implement a like counter where it keeps track of all the likes. For some reason though, it randomly doesn't save the counter to the database when I submit the PUT request. I can't figure ...
abbanator's user avatar
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1 answer
35 views

Finance - trouble implementing javascript

I am trying to set up my index page so that each stock in the user's portfolio has buttons to buy and sell said stock. The first step is working so far. Each row in the index table has buy and sell ...
Travis Thompson's user avatar
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1 answer
608 views

CS50w / Project 3 - Mail / Inbox showing duplicates

I'm currently on Project 3 in CS50 Web and pretty much completed it. However, there seems to be a bug in unarchiving emails. Whenever I click the unarchive button and it reloads the Inbox, there seems ...
abbanator's user avatar
0 votes
1 answer
61 views

how to autofit a webpage to any screen size

I am pursuing web track for pset8. I am using fixed number instead of percentages for size of each element. How can I make sure that the webpage can fit to all screen / window sizes without getting ...
Himanshi's user avatar
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0 answers
29 views

Final Project: dynamic page creation to show just 10 SQL entries per page

I'm developing a web-page for my CS50's Final Project for contacting japanese students around Argentina. The only official japanese exam takes place in Buenos Aires, and there are no many good places ...
Lautaro D. Futuro's user avatar
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0 answers
64 views

can't fetch value from frontend..... "document.querySelector('#text').value;" not working

<html> <head> <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/socket.io/2.3.0/socket.io.js"></script> <script src="http://ajax.googleapis....
stormcloak's user avatar
0 votes
0 answers
194 views

PSET8 CS50 Finance: /Check fails to run, does not catch or notify of duplicate usernames

I have been struggling with the check function in PSET8 for a few weeks now, and have run into various problems as I tried to work through my issues. Currently, it seems by check .get function does ...
KullideDev's user avatar
0 votes
1 answer
21 views

Stuck on custom validation

I am trying to do the check part of the assignment in Finance via Bootstrap validation but I am failing miserably trying to understand how it works at all. https://getbootstrap.com/docs/4.1/components/...
Talim's user avatar
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0 answers
27 views

Very Basic JS Troubles!

I don't know why this is proving so difficult but over two hours of googling has not solved my problem! My code is below. I have create a very simple set of mutually exclusive radio buttons. What I ...
Jonathan Foster's user avatar
0 votes
1 answer
85 views

javascript not running in pset7 survey

I finished form in html. I wrote script below form in script in body. It is not having any syntax errors (hopefully). entire script is a single function called validate() which returns true or false ...
Parthiban Bala's user avatar
0 votes
1 answer
107 views

cs50web socketio : broadcast does not include the sender

I work on ubuntu 18.04. I set up a virtual environment so that I am sure to work with python3 according to the instructions found here:https://vitux.com/install-python3-on-ubuntu-and-set-up-a-virtual-...
Karin's user avatar
  • 59
0 votes
1 answer
158 views

pset7 survey - for loop to give alerts not working properly, why not?

I can't figure out what's wrong with my for loop, written in Javascript. It isn't functioning as needed. 1- It only sometimes gives the javascript alert message saying "Please make sure you have ...
John's user avatar
  • 7
0 votes
1 answer
734 views

CS50 Pset8 Finance /check - TypeError: The view function did not return a valid response

I've got most of finance working but I can't for the life of me sort out /check. No matter what I do, I get the error: 'TypeError: The view function did not return a valid response. The function ...
user23081's user avatar
2 votes
1 answer
453 views

CS50 Finance: Register unique username (/check) problem: pythion GET function not working

I am working on the new /check additional on the Finance problem. I am trying to prevent the register form from being submitted when the username is already taken, is empty, or is just one character. ...
DeMelkbroer's user avatar
0 votes
0 answers
94 views

Issue with CS50W's Project2 - submitted text not passed to chat window

I have a problem regarding passing posted messages into the proper field and presenting them to the user. The app is supposed to transfer the text submitted in "messenger" into the "messages" so to ...
Krystian's user avatar
2 votes
1 answer
347 views

How to integrate handlebars(written in raw javascript) into django templates

Please, I'm still rather new to handlebars templating, my handlebars template works perfectly with just html files, but when I try to render the page containing the handlebars template, I get all sort ...
Mike's user avatar
  • 21
0 votes
1 answer
35 views

Mashup: javascript variable doesn't retain value

I am trying to implement addMarkers function and calling "/articles" endpoint to get JSON data. However, while creating infoWindow javascript variable loses value. function addMarker(place) { var ...
jainilvachhani's user avatar
0 votes
1 answer
89 views

Final Project: Using data in SQL to modify HTML of web page?

I am not sure if this is the right place to ask for help with my final project or if I should use a more general programming forum, but hopefully you guys can help me out. How do you modify the HTML ...
David Zangardi's user avatar
0 votes
1 answer
1k views

Access just the text from a db.execute return

Evening all. I am working on my final project and have a question about db.execute. When I run my SQL search the return always has the format {"key": value}. Is there any way to then extract the ...
Ben Rogers's user avatar
0 votes
1 answer
24 views

PSET8 invalid sw.

When I am trying to use the search bar, the autofill just gives me " , , " and when I click on that suggestion the console tells me "invalid sw". After reasearching the problem a bit, everyone seems ...
Turner Allen's user avatar
0 votes
1 answer
34 views

What is the purpose of using anonymous functions within other functions?

What is the purpose of putting addMarketMethod() within an anonymous function in this example? function drop() { for (var i =0; i < markerArray.length; i++) { setTimeout(function() { ...
nvi's user avatar
  • 1
0 votes
1 answer
38 views

Javascript 'Undefined' Variable

I am trying to import values for coordinates using getJson however the map doesn't load now and if I try to print the coordinates in an alert box for testing purposes, it says 'undefined'. // get ...
M. Alex's user avatar
  • 135
0 votes
1 answer
1k views

Send Variable from Javascript to Flask Application

In a Javascript file scripts.js, how do you send a variable called place which contains information about a place (e.g. name, location, rating) to a Flask Python application.py.
M. Alex's user avatar
  • 135
0 votes
1 answer
862 views

Google Maps Places API Code Not Running - Final Project

I am quite far into my final project and needed either a database or software which would return places when given a keyword and an area as input. E.g. Restaurants in London. I tried using the ...
M. Alex's user avatar
  • 135
0 votes
0 answers
37 views

Map not appearing

I implemented the configure() function. It worked for a few days but after that the map did not appear. There is only the search textbox which also doesn't work now. When I check the javascript ...
Amol Venkataraman's user avatar
0 votes
1 answer
298 views

pset8 2018 mashup search

I have changed nothing in the pset8 distribution code and only implemented search function and formatted configure in script.js, but no suggestion shows up from the search box 'q'. This worked ...
fufu's user avatar
  • 1
1 vote
1 answer
43 views

What purpose does "eventData" serve in the pset8 source code "$("#q").focus(function(eventData)"?

I have read the jQuery documentation on .focus() as per the pset8 instructions. However, I still do not fully understand the code below: // hide info window when text box has focus $("#q").focus(...
Finesse Upscale's user avatar
0 votes
1 answer
40 views

JS Dropdown in final project

My final project is a conversion website. I am trying to make a dropdown menu that when you click one of the options in the DD, you are taken to another page. When I put in the following code (from ...
SozDaneron's user avatar
0 votes
1 answer
90 views

How to get info from an asynchronous javascript function into html - help with callback function

For my final project, I am accessing an API, and I want to display data from that API in a web-page (the API provides data on forecast electricity generation from solar PV in the UK, it's provided by ...
Matt Friend's user avatar
1 vote
1 answer
336 views

How do I cluster markers on a googlemap?

For my final project I'm creating a google map web app - building from what we learned in Pset8. I've got over 1,000 locations to add to my map - which looks pretty crowded, as you can see: I'm ...
Matt Friend's user avatar
0 votes
1 answer
60 views

Don't understand why a function accessing an API is not returning a response

I'd appreciate some help with something I'm working on for my final project. I'm trying to create a web-app based on what we had to do for Pset8 - creating a google map that updates with information ...
Matt Friend's user avatar
0 votes
1 answer
410 views

pset8 addMarker - unable to display contents of JSON inside info window

I'm struggling with this part of Pset8. I've written the code to add markers to my map, and to create an info window that opens when I click the marker. I can get a string of content into the window ...
Matt Friend's user avatar
0 votes
1 answer
407 views

Final Project Search Suggestions

I'm currently working on my final project, a website. I'm trying to include a search suggestion box (typeahead), similar to that of pset8's. I tried to implement it similar to pset8's, but for some ...
Jason_V's user avatar
  • 182
1 vote
1 answer
316 views

CS50 Final Project: Dropdown Menu / Typeaheads

For my final project (a website where people can write diaries and read others' diaries), I am trying to implementing a search box where the user may search usernames to read others' diaries, so I ...
Alex Chan's user avatar
  • 121
0 votes
1 answer
30 views

CS50 Final Project: Enabling a form button

So in a separate html form, I created a textarea (id: blog) and a button (id: final). I would like to disable that button when the length of the textarea is below 500, and enable it when such a length ...
Alex Chan's user avatar
  • 121
1 vote
0 answers
57 views

how can we step through pset8 in debug mode?

So when I run my code in flask I get no infowindows. I wondered what this does in the distribution code: // open info window (if not already open) info.open(map, marker); How can I debug in ...
cfdphd's user avatar
  • 105
1 vote
1 answer
224 views

CS50 Pset8: Final Questions before Wrap-Up

After pulling multiple allnighters I have finally submitted my last problem set before turning to the final project. I hope someone can shed some light on my last questions in regard to problem set 8 ...
Alex Chan's user avatar
  • 121
2 votes
1 answer
370 views

CS50 Pset8: Info Window Not Showing

I have been working on addMarker() from scripts.js and was stuck at the second half of the prompt. My markers and labels are showing perfectly, however, the info windows are not popping up when I ...
Alex Chan's user avatar
  • 121
0 votes
1 answer
189 views

Pset8 addMarker Help Needed (search textbox also not working)

I'm trying to do addMarker() on Problem Set 8. I've got one marker showing on the map with a label, but that's it. I can't figure out how to show all of the markers that should go on the map at a ...
Osman Zakir's user avatar
0 votes
1 answer
32 views

question on Week 10's video lecture

question on Week 10's lecture at 1:10:49 or so where he runs ajax0.html, correct? Then he goes into his webpage and types in his IP address with :8080/quote?symbol=NFLX and it pops out that script ...
cfdphd's user avatar
  • 105
0 votes
1 answer
859 views

CS50 Mashup: addMarker clarification

Been struggling with pset8 for a few days now. I've many problems here but I guess the main one is I'm not seeing my markers properly, not to mention that the infoWindow isn't happening... I've some ...
Gordon's user avatar
  • 1