Recent content by MarcL
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Statistics problem using cumulative from mean
Sorry if this is in the wrong section. I didn't know which homework section I should use. 1. Homework Statement Human subjects are involved in a medical study to represent certain segments of the population in terms of blood lead concentration, PbB. First, assume the normal distribution...- MarcL
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- Mean Statistics
- Replies: 5
- Forum: Precalculus Mathematics Homework Help
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Java NullPointerException error in Java (Eclipse)
Well yeah, I'm trying to my best to follow my own "convention" because I just started coding ( engineering in college). However your use of bracket does help more the understanding of the code. As for the 0000001, I was just thinking of a long number, I changed it to 11111111. Thanks both of...- MarcL
- Post #7
- Forum: Programming and Computer Science
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Java NullPointerException error in Java (Eclipse)
Would you mind telling me telling me what is the NullPointer stack trace? Also I figured it out using system.out.print. Realized the array I was trying to copy was null, so I was initializing a null by a null, because modulus of 3 gives a remainder of 0,1, or 2. Silly me. However, I would...- MarcL
- Post #3
- Forum: Programming and Computer Science
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Java NullPointerException error in Java (Eclipse)
class Cellphone { private String brand; private long serialNumber; private double Price; public Cellphone (String br, long sN, double Pr) { brand= br; serialNumber = sN; Price = Pr; } public Cellphone(Cellphone aCellphone)...- MarcL
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- Eclipse Error Java
- Replies: 6
- Forum: Programming and Computer Science
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Help with decoders and RAM [Digital Logic]
I'm trying to understand the concepts of it, it was not covered in my class but it is clearly stated that i have to use it. I have the circuit diagram and I needed to connect my decoder to my ram in order to make my lab work, that is to connect my decoder to a timing generator. However in this...- MarcL
- Post #10
- Forum: Programming and Computer Science
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Help with decoders and RAM [Digital Logic]
So I know my lab describes the chip as 4 bits size cell. Which is fine, it clearly states that. I mean I understand that a nibble is a 4 bit number. However, sorry if I got that wrong, my class never covered the units ( really basics I know...). We only used bits or bytes. Hence my reference to...- MarcL
- Post #8
- Forum: Programming and Computer Science
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Help with decoders and RAM [Digital Logic]
first i apologize for the formatting I am on a cellphone. I am in software engineering and we have to take a hardware class and we didnt need any pre requisites for that class. as for the decoder, I am aware of it being being kilobits. My question was directed towards the truth table. As in why...- MarcL
- Post #3
- Forum: Programming and Computer Science
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Help with decoders and RAM [Digital Logic]
First I really don't know where I should post this (I'm assuming this place is fine, maybe coursework?) So I built a circuit that includes a 1k x 4 RAM ( so I'm assuming that stands for 4000 Kb but I wouldn't see why you'd need to write 1k x 4 RAM) Furthermore, I'm having trouble...- MarcL
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- Logic Ram
- Replies: 11
- Forum: Programming and Computer Science
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Java Help with a pattern using nested loops (java)
import java.util.Scanner;public class PatternChosen { public static void main(String[] args) { // TODO Auto-generated method stub int rowsForUpperTriangle = 0, c=1; Scanner userInput = new Scanner(System.in); System.out.println("Please input your value")...- MarcL
- Post #2
- Forum: Programming and Computer Science
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Java Help with a pattern using nested loops (java)
Hey so I have to make a pattern in the shape of a diamond as follow: 1 123 12345 123 1 So first, I wrote the code without using a variable n as the number of rows ( from an input from the user) but just the constant i = 5 ( I am sorry for the variable names, I made many patterns and...- MarcL
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- Java Loops
- Replies: 2
- Forum: Programming and Computer Science
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Timing diagram of flip flop and d-latch
Tried using the template, had to put pictures because this concerns a diagram question! sorry guys! 1. Homework Statement Consider the circuit shown in the figure below which consists of a positive edge triggered flipflop with selective load capability (identified as MICK) and a level...- MarcL
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- Diagram Flip flop Logic circuits
- Replies: 2
- Forum: Engineering and Comp Sci Homework Help
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Can't understand solution by substitution, any help?
Late reply but yeah, there are a lot of ressources' however, sometimes it is nice to hear a "explain like I'm 5 " version. but thank you!- MarcL
- Post #5
- Forum: Differential Equations
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Discrete Math Proof: Proving Equivalence of 4 Statements
I somehow read d... definitely sorry about that. I'll go crawl in a hole now.- MarcL
- Post #7
- Forum: Engineering and Comp Sci Homework Help
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Discrete Math Proof: Proving Equivalence of 4 Statements
not at all, my assumption of n being even was just wrong, but that's all I've been taught before so I thought it was a set definition. anyway case closed.- MarcL
- Post #5
- Forum: Engineering and Comp Sci Homework Help
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Discrete Math Proof: Proving Equivalence of 4 Statements
I promise you I did, if you want to see the assignment yourself you can check :P --> #4 http://users.encs.concordia.ca/~grahne/comp232/assgn2.pdf- MarcL
- Post #3
- Forum: Engineering and Comp Sci Homework Help