tofu | Functional programming toolbox | Functional Programming library
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QUESTION
I am trying to print this word in Arabic
...ANSWER
Answered 2022-Mar-20 at 23:02I think the solution is something like this:
QUESTION
I've encountered "Each child in a list should have a unique "key" prop." error. My user data is not dynamic so I use static id for unique key prop.
...ANSWER
Answered 2022-Mar-12 at 20:34The list in the error message refers to a list of items rendered by Array.map()
. In your case, each menu
item is a ul
element, so the error message's "child in the list" refers to the ul
. Move the key to the ul
:
QUESTION
I have a simple function that is filtering an array.
I only want the string value, not the entire object.
Why is the entire object coming back and not just the string?
I get the desired output if I switch the return to a console.log()
Any ideas?
Here is the code
...ANSWER
Answered 2022-Jan-13 at 07:17Because filter() always return an array. you want filter from return array. using [0].header
You can do it !
Try this code it's work
QUESTION
Python 3.8.12
The intended goal of this code is to allow the user to select a "beef", "chicken", "tofu", or "none" sandwich. If the user does not enter one of those options, it will prompt them again to select a sandwich. If they do enter one of these options, then it will continue on with the code.
It is not working properly. It will not accept any input, valid or not. All input causes the program to prompt the user again, rather then moving on with the program if it is valid.
...ANSWER
Answered 2022-Feb-28 at 00:34A better way would be:
QUESTION
i need a way when i enter to the second window, or the window with the image, it shows 3 images of burgers but i cant find a way to click on a image and trigger a function which allows me to ask if they want other things in the menu.
the images for the program are here
...ANSWER
Answered 2022-Feb-27 at 07:42I found two problems with Hamburger image
First:
You have image in beefSprite
and at start you set position in rectBeef
QUESTION
In the Rust By Example book show us a way to handle errors in the map method of Iterator:
...ANSWER
Answered 2022-Feb-21 at 04:12There is a handy method called .transpose()
that can convert an Option>
into a Result, E>
(or the reverse):
QUESTION
Unable to display emojis properly using Jetpack Compose.
Code
...ANSWER
Answered 2022-Jan-29 at 09:34I was able to find this issue, which is probably related to your Text
problem.
As to AppCompatTextView
, it has default semi-transparent text color. Setting any color with alpha 1f
solves the problem:
QUESTION
Here is are my menu items, and I want to filter only the Drinks in a drink Component, I am displaying both the 'Drinks' and 'Eat' under categories. And my goal is to only filter and extract the 'Drinks' as I am displaying the drinks on its own component.
Here is my data:
...ANSWER
Answered 2022-Jan-24 at 00:01MenuItems.filter((item) => "Drinks")
return always true
What you should be doing is comparing the category to drinks.
MenuItems.filter((item) => item.category === "Drinks")
QUESTION
so i have this page called screen1 its work fine and show the data
...ANSWER
Answered 2021-Nov-21 at 12:29The ListTile
widgets themselves have an onTap
event and do not require InkWell
QUESTION
I am having a code. I took it from stack overflow only
below is the code
...ANSWER
Answered 2021-Sep-29 at 11:56Look at the two examples:
{"green_veg": "bad"}
with parentvegetarian
, where the parent is present in the dictionary namedmenu
.{"green_veg": "bad"}
with parentgreens
, where the parent is not present in the dictionary namedmenu
.- Process examples are also given.
Here is the code:
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