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    Schol-R-LEA

    Replied To a Post in c++ program help

    Consider a forum meant to assist programmers in learning to program, but whose members are constantly bombarded with requests from students who want their homework done for them with no …
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    Schol-R-LEA

    Began Watching Refreshing my C++ coding

    im looking to brush up on my C++ coding as its been a quite a few months since ive done anything with it and ive run into a snag with …
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    Schol-R-LEA

    Replied To a Post in Refreshing my C++ coding

    First off, just to be pedantic about it, Dev-C++ and Eclipse are not themselves compilers; they are development environments which call (presumably) the GCC compiler (which to be even more …
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    Schol-R-LEA

    Replied To a Post in how to create a simple GUI for an OS

    Certainly. As I said, I use `git` for most of my SCM these days, so I'd recommend that, though I am aware that (like all software systems) it has its …
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    Schol-R-LEA

    Began Watching Pointers and Functions

    All of us started from being a rookie, and I'm one of those rookies who are new in this course. Maybe its time for you to share your expertise unto …
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    Schol-R-LEA

    Replied To a Post in Pointers and Functions

    **mulusew:** Please do not hijack other people's threads, especially if all you are going to do is beg for someone to do you homework for you. Please start a new …
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    Schol-R-LEA

    Replied To a Post in how to create a simple GUI for an OS

    Ah, OK, thank you for sharing the files. I would, however, recommend that you get your code under source control and into a public repository ASAP, both to ensure that …
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    Schol-R-LEA

    Replied To a Post in Compute to find Fib- 43

    That should be correct for the recursive version, yes, though you'll want some patience when it runs: you are producing the whole series of `fib(0)` to `fib(43)`, one at a …
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    Schol-R-LEA

    Replied To a Post in Compute to find Fib- 43

    Well, it's a start I guess, but in this case, the 43 should be what you are passing to the function as `n`, not hard-coded into the function; it should …
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    Schol-R-LEA

    Began Watching how to create a simple GUI for an OS

    hi guys i've written an bare OS and now im trying to go a little furthur and create a very simple GUI for it . but i have no idea …
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    Schol-R-LEA

    Replied To a Post in how to create a simple GUI for an OS

    I think you will find that much of what you are looking for can be more readily found at the [OSDev.org](http://osdev.org) wiki and forums than here. There is a great …
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    Schol-R-LEA

    Began Watching Linked list help

    Hey everyone! So I need to write two header files and they attach to the main cpp file, but we can not change the cpp file. They have to attach …
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    Schol-R-LEA

    Replied To a Post in Linked list help

    OK, and what problem are you having? Can you explain in detail what is going on, and where you need further help?
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    Schol-R-LEA

    Replied To a Post in Encryption

    Ah, I didn't realize that was an actual requirement of the assignment. Sorry. One thing I will strongly recommend is reorganizing the program into functions, so that it is easier …
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    Schol-R-LEA

    Began Watching Encryption

    Hi,so I am supposed to encrypt a text file chosen by a user at the moment I have completed most of it (offset factor/shift), I have got each separate character …
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    Schol-R-LEA

    Replied To a Post in Encryption

    I don't think you actually would want to treat the spaces (or whitespace in general) any differently from the other plaintext, actually; you want to write the ciphertext out in …
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    Schol-R-LEA

    Began Watching Help with Assembly Language Project.(my work is shown inside)

    So I recently started taking this class and i never learned assembly language so writing the program was very difficult. I have this project to do and this is part …
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    Schol-R-LEA

    Replied To a Post in Help with Assembly Language Project.(my work is shown inside)

    Before proceeding, could you tell us which assembler you are using? Different assemblers, even ones for the same CPU, can have very different syntaces, and the one you are using …
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    Schol-R-LEA

    Replied To a Post in Compute to find Fib- 43

    **rubberman**: I thought so too, but then I checked using Python (which has bigints), and it turns out that's not the case. Fibonacci numbers do grow quite rapidly, but not …
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    Schol-R-LEA

    Began Watching Compute to find Fib- 43

    How do I write a program to compute run-time of a recursive and non-recursive functions to find the 43rd Fibonacci number?
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    Schol-R-LEA

    Replied To a Post in Compute to find Fib- 43

    I will also warn you that while the conventional tree-recursive algorithm is much simpler than the iterative algorithm, it is extremely inefficient, being of order *O(Fib(n))* in time and *O(n)* …
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    Schol-R-LEA

    Began Watching What is the Meaning Of *(ushort* + ushort) = uint?

    Hi all.. I saw a part of codes which I unable to understand.. pleaase all the expert teach me ya.. below is the part of codes.. UINT A; USHORT B; …
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    Schol-R-LEA

    Replied To a Post in What is the Meaning Of *(ushort* + ushort) = uint?

    The short answer is, it is using pointer arithmetic to compute the location of an index `B` in an array of `USHORT` (where `USHORT` is a `typedef` equal to `unsigned …
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    Schol-R-LEA

    Began Watching Running time of algorithms

    what is the Running time of the given code? #include<stdio.h> int main(){ char str[100]; int i=0,j=-1,flag=0; printf("Enter a string: "); scanf("%s",str); while(str[++j]!='\0'); j--; while(i<j) if(str[i++] != str[j--]){ flag=1; break; } …
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    Schol-R-LEA

    Replied To a Post in Running time of algorithms

    Let's back up a bit, however, as I suspect that there is a matter of terminology to be resolved. Is the question the *running time of the code* (which will …
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    Schol-R-LEA

    Began Watching Is it possible to figure out a encryption / decryption key if you have only

    Is it possible to figure out a encryption / decryption key if you have only 6 datapoints (inputs / outputs)? Device ID (input) / (key) Device ID Lease Code 1 …
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    Schol-R-LEA

    Replied To a Post in Is it possible to figure out a encryption / decryption key if you have only

    It may be possible in some cases, but not in the general case. I think one can categorically state that if it is, then either the cipher or the key …
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    Schol-R-LEA

    Began Watching how?

    how can i put this in a flowchart form? need for my project and where will i put all the void? #include<stdio.h> #include<time.h> #include<process.h> #include<string.h> #include<conio.h> #include<dos.h> /*Placement*/ void order(); …
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    Replied To a Post in how?

    A few questions that may help us help you: * Has the professor presented flowcharts (as opposed to more modern diagramming practices) as a regular part of designing programs? * …
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    Schol-R-LEA

    Began Watching Python Vending machine

    Hi, i was working on a code for a vending machine and i do consider myself to be a beginner, anyway i feel my code is much longer than it …
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    Schol-R-LEA

    Replied To a Post in Python Vending machine

    Before making any suggestions, I would like to ask if your course of study (whether personal or formal) has gotten to functions and how to write them yet. This would …
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    Schol-R-LEA

    Began Watching How to get a list of dictionaries from a submitted html form?

    I need to submit a form on which there is a group of inputs(that can be dynamically generated) that needs to be an array of objects(list of dictionaries). I Dynamically …
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    Schol-R-LEA

    Replied To a Post in How to get a list of dictionaries from a submitted html form?

    It could help if, rather than posting the JavaScript/JQuery code that generates the form being sent, we could see the Python code that is reading it in from the server. …
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    Schol-R-LEA

    Began Watching need some help

    6 Consider the following set of assembly instructions: addl %ecx, %edx; cmpl %ebx, %edx; jge .L4 where %ecx stores the value C, %ebx the value B and %edx the value …
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    Schol-R-LEA

    Replied To a Post in need some help

    **@rubberman**: While your answer is strictly correct, I suspect that the professor who gave this question was being idiomatic (or perhaps merely idiotic) and not expecting the students to be …
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    Schol-R-LEA

    Replied To a Post in malloc and free implementation

    Is this 'home-made mini OS' running as an application on an existing system, or are you actually booting it from the bare hardware (or the virtualized equivalent thereof)? I am …
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    Schol-R-LEA

    Replied To a Post in malloc and free implementation

    Let me make some corrections to that:
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    Schol-R-LEA

    Replied To a Post in malloc and free implementation

    While I do indeed see some serious issues with how `allocate()` is implemented, I would say the real problem is happening even earlier. As I said before, what is really …
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    Schol-R-LEA

    Began Watching malloc and free implementation

    i want to implement a kind of malloc and free function for a course project , now i have done something but i dont know whats the problem with access …
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    Schol-R-LEA

    Replied To a Post in malloc and free implementation

    A few pieces of advice: * The heart of the problem you are having is that you haven't initialized the free memory handle (`first`) before using it. I would start …
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    Schol-R-LEA

    Began Watching Multiplying matricies in assembly

    Hi, I am multiplying two matricies in assembly. It is a 2 x 2, and as you can see they are defined down below in the code. I am also …
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    Schol-R-LEA

    Replied To a Post in Multiplying matricies in assembly

    Could you tell us what CPU this is for, and what simulator you are using? It looks like some form of M68K assembly to me offhand, but I without knowing …
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    Schol-R-LEA

    Replied To a Post in how use my class on function parameter?

    To follow up on the last comment: image.h #ifndef IMAGE_H #define IMAGE_H 1 class image { private: ULONG_PTR m_gdiplusToken; Gdiplus::GdiplusStartupInput gdiplusStartupInput; HDC hdcimage=CreateCompatibleDC(NULL); HGDIOBJ obj=NULL; HBITMAP btBitmap=NULL; Image *img; bool …
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    Schol-R-LEA

    Began Watching how use my class on function parameter?

    heres my image class: class image { private: ULONG_PTR m_gdiplusToken; Gdiplus::GdiplusStartupInput gdiplusStartupInput; HDC hdcimage=CreateCompatibleDC(NULL); HGDIOBJ obj=NULL; HBITMAP btBitmap=NULL; Image *img; bool isimgused=false; int imageheight=0; int imageweight=0; int framecount=0; int intSelectFrame=0; …
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    Schol-R-LEA

    Replied To a Post in how use my class on function parameter?

    Frankly, I haven't had the chance to look the class over in detail, but my impression is that there is too much being 'baked in' to this one class, and …
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    Schol-R-LEA

    Began Watching Planning my code?

    Can someone please recommend me on a right way of working with codes? how should i plan it? how should i arrange it? every time i start a project i …
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    Schol-R-LEA

    Replied To a Post in Planning my code?

    Ah, a good question, and one I am actually glad to see here. It shows some thought beyond the usual questions here. However, I should caution you that thater are …
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    Schol-R-LEA

    Began Watching Graphics and C++ ?

    I've learned the basics of c++ Now, I want to develop and enter the graphics world, Any suggestions?
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    Schol-R-LEA

    Replied To a Post in Graphics and C++ ?

    Well, the first thing to know is that C++ doesn't have any *standard* graphics system the way that, say, Java does. So the question of the platform you are working …
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    Schol-R-LEA

    Began Watching Is Go a legacy language?

    Just wondering. Exploring Google's Go language, a modern day C with the Google in it.

The End.