Ghost0s

Hi today i noticed that this program [below] wont print the correct value and it always print 0.00000 #include <stdio.h> #include <stdlib.h> int main() { float S; int n; scanf("%d" , &n); S=1/n; printf ("%f", S); return 0; but when i asked my teacher he said you should make it …

hi everybody im a beginner in C and im still confused with pointers so ihave a question if we consider this tiny program int a = 5 int *ptr int nptr whats the difference between those lines [below]?? what happens in memory ?? ptr = a ptr = &a nptr …

Hi im trying to learn software engineering at home but m confused about two things should i learn coding 1st or learn algorithms 1st i already started learning coding but some people said that i should learn algorithms 1st then i started looking for algorithms courses online but most of …

hi, the question is simple how they made the 1st compiler Ever !

hey i want to start learning software engeneering from home but ihave a question should i learn to code first imean learn a language or should i start by the other theorical things (OS's,microprocessors Arch ....)

how to be good or lets say what should i do to be able to edit programs from hexadecimal

Hi, i have a question about search engines i want to know how do they work technically from the both sides (hardware and software) ? im not talking about the complicated ones like "google" just the little ones like the windows Search or (Finder) in Mac osx

hey i want to know if i can replace a 2ghz macbook pro damaged motherboard with a 2.2ghz one ?

IF we send a huge different type of data(image,videos and music) for example through a network it will physically represented as bits 10101010 the question is how the device that will receive the data will know the bits that represent each type or lets say how it will decrypt that

Hi everybody im a little bit confused about how routers (ethernet and wireless) and data cables such as RJ45 could handle and manage the huge data and requests at same time thank u for answering ^^ !

Hi I have found several articles on the web about data compression and encoding. My interest in learning this is to decompress, compressed data in files such as PDF etc which are encoded in one way or another. I'm probably asking the wrong question here. I'm wondering how someone goes …

Hi, everyone please i wanna know how calculator and pc's could calculate the square root of a number and please explain the algo behind the sqrt() function in cpp for example !! :)

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

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 …

how we could randomiz in programs how we could get things for example numbers RANDOMLY in a program i hope you understand my question ;)

Someone explain(detailed) how the E2EE works please i googled for it but i didnt find something intresting or rich of informations :p

**what if a server upload data to me in a speed less than my download speed ??**

Hi i'm a newbie here & my questions are : 0- *what should i know to develop a library like the C standard library and if im thinking of building my own OS "im just dreaming" should i create a NEw C for it cause as we know C for …