Our Computer Science forum is the place for Q&A-style discussions related to software design and schema, mathematical theory, and algorithms.
1,075 Recommended Topics
Remove Filter
please i intend to learn and study CS by my-self my goal is to be able to do reverse-engeneering,bug analysis and pentesting but i think that coding only doesnt gonna lead me anywhere so i wanna know whats the knowledges should i learn beside programming languages ?? thnx in advance
please anyone prefer me good books for preparing various math olympaid and code jam competitions (best books)...... in which platform i have to prepare ?
I have a simple question about unicode and utf8. How does a utf8 encoding know what its uppercase encoding is? I understand how utf8 encoding carries its unicode value embedded in itself but I fail to see how it maps a utf8 encoding to an uppercase unicode value. What is …
Hi if someone there is a student at Cs university or institut please give me the full program of Bsc in computer-science:Software engeneering and bsc computer-science:computer engeneering and wich one gonna help me more in security analisys and research plz i want to start my self education program cause there …
An algorithm takes 1 second to execute for an input size of 10. What will the largest size of input be that can be executed in 25 seconds if the running time is quadratic (N2)? Can i also have links to literature that can give me clear examples or explanations, …
Email encryption uses digital certificates to authenticate, encrypt and decrypt the message. When a message is encrypted, the public key to decrypt it is sent along with the message to the recipient, the recipient then uses the public key to decrypt the message. If the message was intercepted couldnt the …
I am bit confused where this question should be placed. But I think It should be here. If we go to the youtube/google/torrent etc... and finding the crack we may find many crack, patch, keygen, crack dll files etc. but how they are created, the owner is not going to …
In this tutorial I am going to go over a brief history of artificial intelligence. Let's begin. **The Beautiful Equation**  OK I agree, it's a bit heavy to begin with but towards the end we will see why the above equation is, in my opinion, of great importance …
I need to know if I'm doing this right. I just recently started Psuedocoding and I'm still confused about it. If I was to test this code would it work? Declare Employees[100] as String Declare Salaries[100] as Integer Declare K as Integer Declare Average as Integer Set Sum = 0 …
I tried to get help on this subject including the docs. How do I save snippets and install 'packages' in Sublime Text ?
Ok so I have an Algorithim Verification assignment I need helpfiguring out this is my first time to daniweb and I have heard nothing but great feedback from my peers! I have to have in by Friday 12/5 Answer the following questions about the information in Appendix J: o What …
Hi All, I have demodulated two AM files (I/Q) succesfully but for one of the I/Q files which was Gnuradio (USRP) file i had to scale down I and Q components before demodulation by multiplying by 0.0001 (experimental value) to get the value that can be demodulated and heard on …
I am a student having my degree in computer science. I am in final year.My project superviser gave me a project on data mining.Its called **"GROUP SELECTION BASED ON TEMPORAL DATA"**.For example: the project is to find out 4 or any given number of players out of 11 whose performance …
Hi. I've developed a bit of an interest in encryption as well as programming in Haskell since I last used this forum. So I decided to build a symmetric block cipher and test its properties to gain more of an understanding of such things. This is for research purposes as …
Hello all, First of all I wasn't really sure where to post this so please let me know if I'm in the wrong forum for such a question. I understand the basics of git, but I'm still very new. I have used git locally and on github. I was wondering …
Which blogs or link that i should prefer to about OOP? Help me,please..
Hey i read about various Time Complexity Notations. I just wanted to know how big can the C (Constant ) can be . As in Big Oh Notation we say f(n)=O(g(n)) iff f(n)<=c*g(n) for all n>=n0. For eg. We have f(n)=3n+2=O(n) as 3n+2<=4n for all n>=2 but what if we …
my friend, who told me that he can hack any facebook, yahoo, gmail account. First i didn't believe him but when he pulled out his laptop and asked me to name any account email address on the earth. I mentioned some random guys, my relatives. And in few seconds he …
Hi i am a begginer in learning computer science and i received a assignment question on arrays. The question asks me to split the characterArray= joe,487 into two seperate variables, one is a variable called idArray where the numbers 487 will go, then i have to have three spaces for …
Writing pseudocode for an assignment that asks to convert the number of pennies collected into dollars and cents, BUT displaying on seperate lines. I understand (sort of) that the \ sign will divide and return an integer result of the whole number and discard the fraction, while the Mod % …
Question. Name the law given and verify it using a truth table. X+ X’.Y=X+Y My Answewr give below X | Y | X’ | X’.Y | X+X’.Y | X+Y 0 | 0 | 1 | 0 | 0 | 0 0 | 1 | 1 | 1 | 1 | …
Hi, I'm looking into implementing a program that can translate words into another language (english to name the language) and I am looking for an easily readable language. I posted in this forum because its not really a coding issue, and its closer to the Natural Language Processing that is …
Hello, There is a question which I don't really quite understand. Can someone explain the answer to me? I get the first part: the declaration of the "function" however the rest of it I am quite confused. Variables do not need to be declared for this type of exercise. Insert …
Hi! I want to know how artificial intelligence system(s) work(s)? I want to know whether artificial intelligence depends upon software i.e special type of software having special algorithms or it depends upon special type of hardware having characteristics like human brain cortex and neuron system or both of them(software and …
Hello again! I want to know what the best way to approach understanding how an application works is. I have a game that is highly moddable with Lua and I would actually like to do that. The problem is I don't know how to make sense of it all. There …
Hi i need help with pseudocode functions asap! I need someone very kind to provide functions for the following main program code. The pseudocode assignment is to create a mail merge program. Managed to do the code for the main program. Is there anyone that can provide the functions for …
Salient object in an image is that part of the image where all the human attention goes and rest part is mostly ignored by the vision of humans. i wonder why many people researching about saliency. i can't get enough illustration how saliency would be any of use to human …
If this should have been asked under a different topic on the forum, I apologize. I have personal projects that I have done, but no "real world" experience in the workplace with programming. On my resume, I have listed experience with certain languages but have actually been told that I …
Dear Friends, I am looking for the topic "Virtualization techniques for Security" and got 3 points 1.Isolation and Protection of hypervisor from external entities eg; Privileged management VMs 2. Recursive addition of additional virtualization layers eg: by running commodity hypervisors on top of special "Secure" hypervisors 3. Through hardware trusted …
Pls Clarify the issue My Function : function makeCombination ($my_arr, $k){ reset($my_arr); $enne=count($my_arr); //echo "$enne"; $num_comb=$this->numComb($enne,$k); //echo "$num_comb"; $combinations=array(); $pos=array(); for( $i = $k; $i > 0; $i--) { $pos[$i] = $i; } $counter=0; while(true) { $temp=array(); $i=$k; $counter +=1; if ($counter>1){ while($i-- > 0) { $temp[$i] = $my_arr[$pos[$i]]; } …
If you reason with science, technology and Engineering, you will understand that science deals with the study to understand whereas technology devices ways to use those theories and observable techniques, and then with the blueprint set, the engineer builds on the technologist's ideas/technology. Now to the issue at hand, Computer …
This may be kind of an ambiguous question, or might take more explanation than anyone is willing to provide, so don't feel obligated to respond. I've been using Windows since Version 3.11 came out, but I've never really thought about it from a programming viewpoint. My main Windows development application …
i need a combinations for the required and optional fields For Eg: required field [1,2,3] optional field [1,2,3,4,5] I have a textbox for selecting the titles. when i enter the textbox value as 4 for the combinations i should get result as [1,2,3,4] and [1,2,3,5] .. the [1,2,3] from the …
THE PROBLEM: A bank has about 100 branches throughout the country. To reduce the amount of traveling required for face-to-face meetings, the management has decided to install advance video conferencing (VC) facilities in all branches. In order to install this VC facility, the service provider has to connect-up the branches …
My organisation is about to deploy 500+ Raspberry Pi's(running Debian) across the country. I have been given the task of configuring these devices. Configuration depends on specific installation, so cannot be configured before installation and the staff at the remote site seriously lack skills. BTW These remote sites are all …
I am working on a currency conversion program and I am stuck on listing the application level requirements...any suggestions?
First of all, I want you all to know that I am illiterate when it comes to computer porgramming and all of the other aspects that make a computer work and function; I will not be using the correct terminology and I ask that you answer my question in lamence …
What do you mean by a critical section? A critical section is a piece of code of a process that accesses a shared resource that must not be accessed by more than 1 thread of execn. 1.a thread is smallest seq of programmed instrns and process is made of many …
 Create a flowchart to calculate the accumulated points of a few students and determine the average of the grades points.
i have a text box in that i'll enter a value . The value should generate the tree structure using javascript .is there any pulgins for the above . please suggest me
hi i want to develop project which identify person by capturing image of the person through webcam i.e. it identify the face. i googled this topic i found some algorithm .but there is two type of algorithm one is for detection and other is for recognization so which type of …
Hi, colleagues! Last autumn I've started a small web-site with collection of programming problems for beginners. To solve the tasks here users are to submit answers calculated after processing some randomized data. I.e. it is resembling ProjectEuler which I admire greatly :) http://codeabbey.com/ - that is how it looks like. …
I want to know how a microprocessor converts the binary digits into decimal equivalent. The processor only has the ability of manipulating 0's and 1's but, how these numbers are converted back into their decimal equivalent? Are they converted by another circuit? If so, then how and what it is …
I can program with C++ though I'm just a novice at it. I'm using Microsoft's Visual Studio Express 2010 but I don't entirely understand what I'm doing. I can use a library after a great order of frustration but I would like to make this easier. Are there any web …
The End.