Example of automated leaderboard: Make your language unusable Stack Overflow now by default loads as HTTPS. This means that the existing snippet is broken, because it tries to request a http resource from a https page, and as such triggers a Mixed Content warning. Fixing the snippet requires ch...

Triangular Manhattan Distance code-golfhexagonal-gridgeometry The Manhattan distance on a regular grid is the number of orthogonal steps one needs to take to reach one cell from another. Orthogonal steps are those that go through the edges of the grid cells (as opposed to the corners, which wou...

Task: Crack the scrambled code for multiplying the square root of an integer n by the square of it! You must post a comment in the cops' thread with a link to your working source, mentioning clearly that you have Cracked it. In your answer's title, you must include the link to the original answe...

Note: This is the cops thread, where one should post the scrambled code. Here is the robbers' thread where the cracked source should be posted and linked to the cop's answer. Task: Write the shortest safe program which multiplies the square root of an integer n by the square of n This is cop...

There is a timer which invokes a function every 24 hours. This function reads a file to get the number of days remaining, decrements it by 1 and writes back the new remaining days to the same file. Problem: If the system reboots, the timer (which is waiting to be triggered at the 24 hour mark) m...

Am I under Budget? Every 2 weeks when I get my cheque, I allocate a certain amount to last me until my next cheque, and bank the rest. To figure out how much I can spend per day and still remain under/on budget, I just need to divide the allocated amount by the number of days it needs to last me...

Route the phone calls The challenge is to take the 3 ascii cities with 3 zones and (meta: in progress) and two phone numbers, you will return the cities with the phone lines that are used to connect the two calls replaced with a symbol of you choosing that is not used in the cities. (I will pro...

Answer-Chaining Fibonacci code-challenge answer-chaining sequence restricted-source Given input n, output the nth Fibonacci number. Simple, yeah? The catch is your program must be composed precisely of a strict subset of the previous answer's characters, plus one additional separate character o...

I need this down to as few characters as possible. I would use Test-NetConnection but I need PSv2 compatability. Any help would be appreciated. $socket = new-object Net.Sockets.TcpClient $socket.Connect("192.168.5.5",445) $socket.Connected As a note I have tried this but it doesn't work (ne...

Piet is an interesting programming language for a number of reasons. Today we will focus on one reason: the roll command. The roll command was originally from PostScript and is a powerful way to manipulate the stack. The roll command pops the top two elements of the stack and uses them as parame...