Programming Forum

How do I compare 3 Arraylist with each other and find the small, medium and large elements. I was thinking something like this but its not working. ArrayList<interger> a = new ArrayList<ArrayList<interger> >(); a.add(1); a.add(2); a.add(7); ArrayList<interger> b =new ArrayList<ArrayList<interger> >(); b.add(8); b.add(9); b.add(1); ArrayList<interger> c = new ArrayList<ArrayList<interger> >(); …

I am having trouble appending an arraylist to an existing textfile, it appends but in the process clears all of the existing data inside of the file. Please can you help :) many thanks in advance Scanner myScanner = new Scanner (System.in); ArrayList<Books> details = new ArrayList<Books>(); int ISBN; String …

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I am trying to get my program to do a simple math problem of A*B+C*D given a set of test numbers. I have the code written out, but after I input numbers for A and B it goes into an infinite loop. My code is this: [CODE]ORG 100 Load A …

Consider the following database Room (room_no,room_name,room_type,charges) Guest(Guest_code, Gname,city) The relationship is as follows: Room-Guest: one-to-one. room_type can have values as either ‘AC’ or ‘NonAC’. Q 2) A Create the above database in PostGreSQL and insert sufficient records.

I am writing a program that calculates the volume of a cylinder when you input the diameter and height, using the formula 1/4*height*3.14*diameter^2 However the issue is, whenever I do that, the volume always comes out to be 0 when I run the program. #include<iostream> using namespace std; int main() …

Hi everyone. I wana ask to the experianced person that is it possible to make the exact replica of a website's android app ? I mean of I have a site related to novel or books can I make its exact android app? Which later can be published to Play …

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Hello all! I am trying to complete a lab assignment for my computer systems class and we have to use the printf function to print changing register values (increment eax from 1 to 10, decrement ebx from 10 to 1). Here is my code: [CODE]; Purpose: To print data to …

i am developing a visual studio solution that contains two projects. Each project has its own namespace : Project1 : namespace MainProject.Project1 Project2 : namespace MainProject.Project2 My problem is that i cannot access 2nd project's namespace in the 1st project and vice versa. I tried to add the namespace through …

Hi, Could somebody provide me with an example of how to display data (some text) in a combobox? Thanks Collin

Hello All, I am submitting a inventory program that I need some help with. I had to create a product class that holds the item number, the name of the product, the number of units in stock, and the price of each unit. Then I needed to create a java …

Hi all, I'm getting a strange error every time I try to send a score update using an rpc using Photon Unity Networking (And Unity3d). Here is the Error. RPC method 'RPC_SendScore(String, Single)' found 2x on object with PhotonView 1201. Only one component should implement it.Return type must be void …

help!!!... i have homework to create a simple address book in Visual C++ it should Add, Delete, Modify, Display A Record using classes/class, file handling & structure... It would be a big favor doing it..

In Visual Studio 2015, VB, in Windows 10, I have a small program where I use the arp -a command to pick up the mac and I/P addresses of connected devices on my lan. From everything I've read (and tried), the answer somehow comes back to DNS.getHostEntry which throws a …

I have an array list that looks like this. 8.1,6.5,4.4,3.2,1,8.9,5,1.4,0.1,1,8.7,6.2,4.3,3.2,3 I would like that my program selects every 5 numbers randomly. for example to select 8.1,6.5,4.4,3.2,1,8.7,6.2,4.3,3.2,3 as you can see it selected 5 numbers from the begging and 5 more from the end and saves them Random random_method = new …

Hello. It is something very simple for someone who knows javascript. How to capture the text content of the pressed element? Important is that the page is built with PHP. <li><a onclick='cat();' href='#'>Text 1</a></li> <li><a onclick='cat();' href='#'>Text 2</a></li> <!-- Above PHP, important: text content element is dinamic--> <script> function cat() …

|Visual Studio C# Windows Form Application| I'm trying to load and save multiple comboboxes selections to a XML file or file to a specific location using diolog box to know where to save and load. Any help will be appreciated.

Am at an intermediate level in python and tkinter, and have been trying to figure out how to get the code below into some kind of workable form I can understand. What I want to do is, like, if I typed something into the bottom frame, then I'd like to …

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import threading,time,sys try: import requests except: print("Please install requests module!") sys.exit() path=input("File (example: file.m3u) => ") out=path+"_out.txt" try: with open(path, 'r') as file_in: lines = file_in.read().splitlines() except: print("File error or not found!") file_out=open(out, "w") #print(str(lines)) all = len(lines) print(all) worked=0 print("Scanning {} lists... Worked will write in {}".format(all,out)) time.sleep(5) def …

I want connect microsoft sql server database using servername,username,password,port number and service name to asp.net api 2019. This code segment I'm using SqlConnection con = new SqlConnection(@"server=10.d.13.2q0; database=sdssdsd; Integrated Security=False; User ID=lmgdgdfdfddgs; Password=sdsdsdsds"); please help me. what is the correct code

for(#iterations) solve non linear solution get new flux klinkages solve LD and Lq solve new Id and Iq if (abs(Id_new - Id_old) < 0.01) break else put in the new Id_new and Iq_new

I run the bridge game on a Monday evening and just recently I brought in a card dealer so the computer can select the cards and deal them into 4 hands. 20 sets of these hands and we can play for the evening. My problem is putting the dealt card …

#include<graphics> main() { int gd=0,gm; initgraph(&gd,&gm,""); circle(100,80,20); closegraph(); } Error:fatal error: graphics: No such file or directory

Hi, i wanted to see if someone can help me, im new on this so i dont understand very good, any way, im trying to make a pic that show de characters that recive by bluetooth, to do that im using UART and a LCD, if someone can help with …

class Complex { private: int a,b; public: set_data(int,int); show_data() { std:: cout<<"\na="<<a<<"\n"<<"b="<<b; } }; Complex::set_data(int x,int y) { a=x;b=y; } main() { Complex c1; c1.set_data(3,4); c1.show_data(); } Error: error: 'cout' is not a member of 'std' I tired to slove this error but this is not slove

Create an object in its own file called “LED.asm” that draws a RED Led in the middle of the BITMAP Display. Make the LED your own design, but make sure that it looks like an LED. Assumptions: The Bitmap Display will be stored in the Heap starting at Address 0x10040000. …

I run the bridge game on a Monday evening and just recently I brought in a card dealer so the computer can select the cards and deal them into 4 hands. 20 sets of these hands and we can play for the evening. My problem is putting the dealt card …