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wht is wrong with my buy function and sell function

it keeps showing :( buy handles valid purchase expected to find "112.00" in page, but it wasn't found @app.route("/buy", methods=["GET", "POST"]) @...
dhan8293's user avatar
0 votes
1 answer
97 views

FINANCE SELL : DROPDOWN MENU not showing any option DESPITE having look for solutions

This is my first time posting on reddit asking for help : I've been so far going through cs50 on ressources online when I got stuck, but here I can't figure it out even tho with the numerous online ...
Etex's user avatar
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0 votes
1 answer
190 views

Cs50 Finance :(sell handle valid sales :values appearing in index table but check50 doesnt recognise it

updated the code to display history properly,ie when sold shows negative,and when bought shows positive updated index to remove entire row when stocks is 0 I cant figure out why check 50 is not ...
Raees's user avatar
  • 1
0 votes
1 answer
59 views

Buy/Sell on Index - button attributes & form value issues

I've got a couple issues adding my own buy/sell buttons to the index page. First, each "Buy" or "Sell" buttons opens up the form for all of the table rows. How can I modify these ...
zawave's user avatar
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0 answers
291 views

Is there a bug in check50 cs50/problems/2021/x/finance?

I completed problem set 9 and works as supposed, but with check50 I get the following result: :( sell handles valid sale expected to find "56.00" in page, but it wasn't found For testing ...
SeGue's user avatar
  • 1
0 votes
1 answer
578 views

Finance PROBLEM with lookup: TypeError: quote_from_bytes() expected bytes

I have Finance barely ready but like most codes, it has a buggy near the finish line. I have a problem with lookup. Always return None. I check it. and Terminal shows this error: TypeError: ...
santiago correa's user avatar
0 votes
0 answers
234 views

Pset8 Finance - Sell - Fails to update user's cash in "users" table, and fails to insert sold shares into "portfolio" table

Big picture: On the sell page of the CS50 Finance, I select the shares symbol I want to sell, and enter the number of shares, and click the Sell button, which redirects me to the homepage, but the ...
John's user avatar
  • 7
-1 votes
2 answers
88 views

finance how to compare requested shares to shares owned

I'm having trouble trying to figure out how to write the sql statement to receive the amount of shares owned so I can compare it to the number requested, and if owned - requested < 0, don't let ...
Joel Banks's user avatar
0 votes
1 answer
510 views

pset 8 finance: :( sell handles valid sale

:) Struggle with the last check. Get this error message: expected to find "56.00" in page, but it wasn't found Tried the same approach like I used for the buy-function. Create an extra template to ...
Dawienchi's user avatar
0 votes
1 answer
106 views

pset8 finance: Problem with calculaton for "/sell"

I'm implementing the "sell" function and have a problem with the calculation of the new value for "share" and "cash". Here is my code: @app.route("/sell", methods=["GET", "POST"]) @login_required ...
Dawienchi's user avatar
1 vote
1 answer
1k views

CS50 PSET7 Finance: in SELL; expected to find select field with name "symbol", but none found

My CS50 finance app passes all check50 tests except just one in the SELL component. I just can't find the error and need thoughts/ideas / tried a lot ( read: a-lot). My code was created in 2017 and ...
Peter Laidlaw's user avatar
0 votes
1 answer
2k views

CS50 finance: Sell function.(Dropdown list of user shares NOT displayed via sell.html)

Purpose of Sell: to make sure the shares bought can be sold by selecting it through a dropdown list displaying symbols of share bought. I am trying to replicate the cs50 finance default page. I have ...
Aakash's user avatar
  • 23
0 votes
1 answer
513 views

Pset7 Finance, Sell problem with POST requests

My problem is that I'm not getting any value back from my select form. I pass a list of stocks to the jinja template via return render_template("sell.html", stocks=stocks) and on the sell.html page I ...
MVierma's user avatar
  • 15
0 votes
1 answer
410 views

PSET7/C$50Finance/buy

I have created two tables in my database named : portfolio and user_data. portfolio has fields as: user_id, Symbol, Name, Shares, Price, Total, Datetime all of them "NOT UNIQUE" so as to let the user ...
sk.76's user avatar
  • 312
0 votes
1 answer
443 views

PSET7/C$50Finance/sell

My portfolio table has fields user_id,Name,Symbol,Shares,Price,Total,Datetime showing who bought what at what price & when aka a record of all users buying their stocks. Now, if there is a user ...
sk.76's user avatar
  • 312
0 votes
1 answer
531 views

Jinja2 + Python error "TypeError: non-empty format string passed to object.__format__"

I tried to implement sell, but there's a problem in the index template that came up when the website tried to redirect from sell.html to index.html after the sail of stocks was done. For reference, ...
Osman Zakir's user avatar
0 votes
1 answer
50 views

sell.php doesn't return error when the stocks doesn't exist in the user's portfolio

<?php require("../includes/config.php"); if ($_SERVER["REQUEST_METHOD"] == "POST") { if (empty($_POST["stock"])) { apologize("You must provide the stock you want to sell."); } ...
Mahmoud Khaled's user avatar
0 votes
1 answer
202 views

Pset7 Sell: can't display dropdown menu items

Trying to implement a dropdown menu in sell_form.php so that the user can choose one of the stocks he/she owns and sell it. However, the dropdown menu doesn't seem to be working properly, can someone ...
Chris Shi's user avatar
  • 120
2 votes
1 answer
77 views

Pset7 How to Program Popup?

I'm trying to create a popup after a user successfully sells a stock. I want it to look like Chrome's confirm form resubmission popup I'm pretty sure I need javascript, html, and css, but I'm not ...
i_am_david's user avatar
  • 1,211
0 votes
1 answer
241 views

sell.php, not able to sell

For some reason, the portfolio does not change after i sell the stock, can anyone please help.here's the code, i need some hints of whats going wrong.thanks in advance. sell.php : http://tny.cz/...
Yat Long Lo's user avatar