One of the earliest phenomena noticed in Stack Overflow's voting system is the FGITW problem: the first answer is more likely to get upvotes than subsequent answers. Even if later answers are objectively better, the first answer forms a bandwagon that collects more votes than it otherwise would....

I have heard of a selection tool [probably] known as "radial selection". The user clicks somewhere ("the centre") and the selection area will be a circle whose radius is the distance between the cursor and the centre. For example, in the image above, the user clicked CENTER and dragged his mou...

I have a concept based polymorphism example listed below. I allow the user to provide any type that implements the draw method and then I add it into a vector of unique_ptr to concept base. If I have a pointer or reference I want to be able to deal with that even though the solution has value sem...

We've been in beta for 1129 days. Don't you think it's time we get out? We seem to be in a similar situation as Code Review. We don't have enough users with sufficient reputation to gain privileges like voting to close and delete. Here's some quick analysis I did with the API (the percentages a...

I created my own indexOf function. I was wondering if anyone could help me come up with a way to make it more efficient. I am practicing for interviews so the catch is that I cannot use any String methods. I believe the runtime of this method is O(n2) with space of O(n). Correct me if I am wrong....

A troll has captured you and is forcing you to write a malware (defined as a program that damages the computer that runs it). The troll can read and understand code, but is not so good at spotting bugs. Your goal is to write a program that: Looks like a malware; i.e., a beginning programmer re...

I have written a java program. Now I would like to open my console java application without IDE, Eclipse etc., but just by double clicking on the executable version on my Desktop. I have exported the java project in Runnable .JAR file, but it cannot be opened. When I tried to open the applicati...

So i try and compile I get a warning: comparison between pointer and integer [enabled by default] error, what am I doin wrong...? int main(int argc, char *argv[]) { char x; printf("What would you like to do today?\n"); scanf("%s", &x); if (x == "slm") { printf("You SLAM a Faygo!"); } els...