Software Development Forum

Is it possible to store a certain function as a variable? If not, is it okay to make a class, and define a function. Store the class as the variable and invoke that function?

Below is a program that asks the user to input a username and password. Once logged off the user is asked to re-enter their username and password. Is the program correct where it checks if the username and password input before is correctly input again?. Any help would be welcome …

I got bored of revision last night, and decided to have another go at python! So to refresh my memory and have a bit of a practice I wrote a quick phone-book program. I'd be grateful if y'all could give me some tips and ways to improve on it/make it …

hey everyone, i am to create a database filled with pdf files and its stored into binary. i was able to convert each file into binary but the problem is dat now i cant display it in the viewer.. can someone help me? i remember that i used to do …

Hi all .. I've been doing my coursework .. I have done 30% of it .. but I've met problem since the day before yesterday .. I've tried to solve it but I couldn't .. I've been requested to write programme that promote the user to enter a file name …

I am trying to get information on when was the last date a file was modified in java. I have the date in long format. I dont know why the long object is showing the year to be 1970.Below is my code File mypath=new File(my_global_folder+"/"+mydata.getItemAtPosition(position)); long time=mypath.lastModified(); //When i try …

I having been trying to change the font size and textposition of a textfield but I have not had any luck. I am trying to change the font size of a text field. I would like the font that is typed in the text field to be bigger and bolded. …

Develop a java program for a grading system tha satisfies the ff requirement:\ 1. for passing an exam, a student must pass by a score of 30 or more and assessment of 20 or more to be issued a certificate 2. if a student score a total grade of 49 …

Tryng to work on a program to make a menu on form1. What it will do is display the different things offered at the restaurant and the text will scrolll from the bottom of the screen to the top and then repeat. I was able to figure out how to …

help me asp..... In this assignment you have to write functions (in python) that applies various preprocessing techniques which are popular in Natural Language Processing (NLP). For this purpose, you are supplied with a Text Dataset (“corona_data\test_small.tsv”) and you have to process that dataset using the following techniques: 1. Tokenization …

I have a logfile like this, and I need to extract filenames. For File 1 of 209 - Need to extract **"01021997_0011708_ENDTREQ_111114.ica"** from the line "Src info : D:\Test\ica\01021997_0011708_ENDTREQ_111114.ica" where it has "Save : Can't save file! Error code = BADI (Bad image file)" File 2 of 209 - Need …

I run Python 3.x on a Windows 10 laptop and I have a daily routine that involves opening three Python scripts in succession, and running them all concurrently, each one in its own, separate instance of Idle. I have been wondering whether I could automate the entire process. I imagine …

Hi. I have a little problem with my code. I want to cast a complete arrayList to a different type, but java wont let me... Here is a compressed version of what is happening: [CODE] //The interface I use. public abstract interface Drawable{ //some methods } //A class that is …

Hello, I hope someone can help because I am really confused :( I have some code that I am ruining on an Arduino to start a race - Take your marks, Get set, Go - type of thing and some LED's that act in a very similar way to the …

hello, i barely know how to use python and i need to write a cubic spline interpolation code in python for my programming assignment . I have C++ code but i know nothing about c++ so can someone help me to convert that code to python code? this is a …

I'd like to know how the following programme on pointer written in C can be written in C#, especially how to use the keywords in the C programme like &i and \*p in C#. Please clarify. #include <stdio.h> void f(int *p, int *q) { p = q; *p = 2; …

Hi Experts, I have a question. I have an object and want to insert in a text file. Before inserting, I want to check if it is duplicate. If no duplicate is found, I will insert the object. If yes, will not insert an object? Do I need a collection …

i have a question that. is it not possible that main do not return any value, and the returning value of main is void, why returning value of main should always be int, when we write [code] void main() { } [/code] mostly people here on DANIWEB ask to write …

For those who are afraid of lycanthropes and full moons, here is a way to figure out the phase of the moon.

Can someone please tell me how to send data from my program to excel. I have a loop which is iteratively printing values to the console: [code=c]printf("16 Bit:\n\n"); for (n=0;n<numberOfValues;n++){ printf("%.4x\n",rand16()); }[/code] but i need to send them to excel for analysis!! Please help

Write a program that asks the user to guess the next roll of a six sided die. Each guess costs $ 1. If they guess correctly, they get $ 10.00. The player will start out with a $10.00 bank. Each time he (or she) guesses incorrectly you will subtract $1.00 …

I have a very little approach with coding in C# in asp.net please help converting this python code into c#. # Python example - Fourier transform using numpy.fft method import numpy as np import matplotlib.pyplot as plotter # How many time points are needed i,e., Sampling Frequency samplingFrequency = 100; …

Hi! I have been developing and distributing Standalone Java Products in my local market for 4 years. My products include, POS Softwares for Retail and whole Sale Businesses and for Food Businesses such as Restaurants and cafes. I use Apache Derby Database which is also known as 'JavaDB' as database …

Hello, I hope someone can help because I am really confused :( I have some code that I am ruuning on an Arduino to start a race - Take your marks, Get set, Go - type of thing and some LED's that act in a very similar way to the …

INCLUDE asmLib.inc .data Bank DWORD 10 rNum DWORD ? welcomeMsg BYTE "Welcome to the dice guess game. it costs $1.00 to play. " , 0dh, 0ah, 0 contMsg BYTE "Would you like to continue? (y/n)", 0dh, 0ah, 0 prompt1 BYTE "Please enter your guess for the next roll. It only …

Hi, I would like to ask regarding File Handling in Java. I am creating a program for my school project and we should use file handling only (.txt) not database. When I add a product (with product code, product name, price, etc), I want to save it in a file. …

Dear friends: I need to develop a numerical computation software with a GUI interface like the attachment. I have tried tkinter package, but it seems that it can not resolve this mission. Could you please give me some suggestions about which package should i use to obtain this goal. Regards …

My assignment in my class is to create a palindrome program for any given string. The main function is supposed to call an integer function named InputString that reads the characters of length n and it needs to determine if its a non-zero length. If this is so, another function …

I have a form with dropdowns. Based on that form input you should be able to view the details of multiple employee's in another JSP. I cannot get this to work and when testing, the arraylist employeesList size returns zero. My code is below - can anyone see where I …