Ask Your question
Need a fast expert's response?Submit order
and get a quick answer at the best price
for any assignment or question with DETAILED EXPLANATIONS!
Search & Filtering
Your task is to help them find out how many different menu item combinations they can order. Since there can be many menu items with the same price, we are interested only in unique price combinations. Refer output specifications and examples to get a better understanding.
Pi > 0 ; where i = 1 to N and Pi denotes the price of the ith item
S > 0
i need a code .......
here is sample code
@num ||= 
when we use or equals operator in this circumstance.first call to this method initializes it and added a element thats fine.how does it know when a second call to made to arr is done that array has one elemnt in it..
I had an error it says that NoMethodError in HomeworksController
and here my HomeworksController class:
class HomeworksController < ApplicationController
before_action :signed_in_user, only: [:create, :destroy]
before_action :correct_user, only: :destroy
@homework = current_user.homeworks.build(homework_params)
flash[:success] = "Homework created!"
@feed_items = 
@homework = current_user.homeworks.find_by(id: params[:id])
redirect_to root_url if @homework.nil?
1) I don't know if this project is in just ruby or it is in rails?
2) It seems that rack file is missing in that project I want to know that if it is true or false?
in the user model. I do not have url of the pic in the model, then how can i able to get the images using
<%= image_tag @user.pic.url %>
I having a problem with the Active record query interface . I have to write code for adding client to group and whenever i select any group display all the clients related to this group.