Joey_Brown

Hello; I need to normalize a mysql database by placing it in a 3NF. Could someone please recommend a good book, topic or a webpage from where I could start learning about this matter? Thank you very much! Joey

Hello. I have a question regarding ethernet frame size. So I understand that the maximum SDU size for the frame is 1500 Bytes, and the header size is 18 Bytes (MAC Dest, MAC Sour, EtherType & FCS). That makes 1518 Bytes. So how come the wikipedia entry for Ethernet Frame …

Hello; I have a very stupid question. Lets say I wanna use an IP sub of 2.2.2.0 /27 for my local network. I cant do that, right. We can only use ICANNs non-routable ranges for our LANs.. Right? Thanks!

Hello; What would be the most efficient way to get all of the 2^24 network identifiers for the given A class IP address. I am aware it is a very stupid question, and a inpractical one for that matter but thank you for any input. Im trying to speed up …

Hello; Well, I need to create a program that randomly inserts new different sized spheres into a swing panel and animates them [movement is delimited by the width and height of the frame - when they collide with the frame they bounce to a random direction]. How could I accomplish …

Hello Im having some new Java problems, while trying to export my project to a JAR file in Eclipse. When I run it from the IDE its OK, all roses and bourbon, but I get hit over the head this when I run it from cmd : [CODE] C:\Users\Joey\Desktop>java -jar …

Hello; Is there a way in java to create a flip card effect. I have two pictures, that are to form a double sided card. Ive come with a way to snapshot them in different angles and finally iterate through them in a loop. Its not very good :) Is …

Hello Lets say I have these two classes; [CODE] public class BFF{ private String name; private String surname; private Object friendships; }[/CODE] [CODE] public class BFFG<T>{ private String name; private String surname; private T friendships; }[/CODE] Is it possible to create a generic method that could create a Set of …

Hello :) Lets say I have a text file that looks like this : [CODE]*DataString1 info1;info2;info3 //newline delimiter *DataString2 info1;info2;info3;info4 //newline delimiter . . . //and so on [/CODE] What is the best container with which I could process and manipulate the information stored in this file? Thank you for …

Hello. What is the best way [an a correct one] to check a value, lets say I need a user input in a certain range. Could I place this check inside a setter method? My setter would than be a boolean return type instead of void? Are there some "laws" …

Hello; I have a following method that allocates memory for some objects. [CODE] public static int formStyleOfLyle(int a) { ObjectL[] numberL = new ObjectL[a]; if(numberL==null) { return -1; } return 0; } [/CODE] I really dont know what this does; but I need to check the return value of this …

First of all, hello Im Joey and Ive recently started messing around with the Java language. Ill do my best not to bother you alot with my newbie questions :) So I need to create a method that returns some variables I have encapsulated, as String but without the last …

Hello. I need to create an object [a button control] that moves around inside a container [Panel]. Its movement zone is therefore limited by the container walls. Language is c# and IDE is visual studio 2k10. I reckon I need a start event, a loop, the coordiantes of the object …

Hello, Im doing an essay on port scanning techniques, and was wondering if someone could explain why are raw sockets needed in some port scanning techniques and how do these raw sockets affect the tcp header and also the packet after its been encapsulated; and also why does the app …

Hello I need to program two radio buttons for directions [up down] for my simple textbox search. Any help would be appreciated. Im new to c#.

Hello So I have a simple structure : [CODE] struct students { char name[30]; unsigned int noofcourses; char course[50]; char status[30]; }arr[50]; //50 students [/CODE] I would like to know is how could I read multiple courses in per student from memory.[CODE]Example: Joey Brown 4 Math$Chem$Phy$Cooking Enrolled m8!! [/CODE] So …

Just Started C in University, first time doing it and the first program i had to write was one that required someone to be able to enter 5 random numbers and get the average of the 5 numbers, the highest/lowest of the 5 numbers and then finally the standard deviation …

Hello I have a following line inside a .txt file This$is$my$Input$203 I would like to know whether is it possible only to store the 203 value in variable using fscanf. So without declaring char arrays to store all those strings. I was thinking of something like this ; [CODE]fscanf(fp,"%*[^$]$%*[^$]$%*[^$]$%*[^$]$%d",&number)[/CODE] But …

Hello Is it possible to somehow place another string inside a string ? Example: char array1[4]= "!!!" char array2[5]="joey" //Replace e with array1 Output : jo!!!ey Thank you for any kind of input

Hello I was wondering whether is it possible to create a .txt file or check if a .txt file exists inside the folder earlier defined as a path. Basically I have a path : [CODE]#define some_little_file "/User/Joey/Desktop/" [/CODE] and I would like to create and manipulate a txt file there. …

Hello. Im interested in learning something about allocating memory for a 2d array. So I have a function that does this, and it goes something like this : [CODE]short **g2D(short **arr,short row,short col) { short i; arr=malloc(row*sizeof*arr); if(!arr) { printf("\nMemory unavailable"); exit(EXIT_FAILURE); } for(i=MIN;i<row;i++) { arr[i]=malloc(col*sizeof*arr); if(!arr) { printf("\nMemory unavailable"); …

Hello. I have encountered a following problem "find all duplicate letters in a 2d char array and replace them with '@'" So for instance if I have this : a a b c The output would be @ @ b c So. I have come up with the following algorithm …

Hello. I have a question regarding a task I was given. It goes : Fill the array with random numbers and then print out how many times theyve appeared like so : [CODE] /* ARRAY : 0 0 0 0 1 1 1 2 2 2 2 2 6 6 …

Hello; I would like to compress an 1D array of arbitrary number of elements. For instance if a user inputs IN : 111122233331 OUT: 14233411 [it shrinks/increases the array and replaces all the identical consecutive elements with a number of how many times theyve appeared.] This task must be accomplished …

Hello I hava a question regarding assembly. How could I take a number from register and find out how many hundreds, tens and ones it has. For example a number 412 has 4 hundreds 1 dozens i 2ones. Ive tried with looping a sub with a BRMI branch, but the …

Hello, Im looking at this weird little code fragment I stumbled upon the other day and I cant figure out how it works. OK, I get the picture how the array is filled up to the fourth index, but that descending part is evil. And weird. :) [CODE] #include<stdio.h> int …

Hello I have a question regarding this program in c. My assignement is as follows : *read the angle in degrees *convert that angle in radians *Apply the formula for calculating cosine function with factorials *Then, automate the above calculating procedure by using loops *Afterwords calculate the absolute error between …

Hello. I would very much appreciate if someone would aid me with a hint. My problem is as follows : read two arrays of chars and merge them into a third array like so : ARR1 :123abc ARR2: rt678iogl ARR3:1r2t36a7b8ciogl The problem must be solved without pointers and string.h Basically …