I'm a first year undergraduate and have been asked to make a mini project about an Real Estate Auction with java Socket programming, although i have done some java, i have never done networking related programming and it is difficult to proceed. I am to provide a client server implementation and ...

Here's a stub version of a piece of Javascript code: try { /* code that could throw an error (but normally shouldn't) */ } catch (err) { console.error("Houston, we have a problem:", err) } Our code reviewer (on the pull request) said that console.log should not be left in production code, wh...

I would like a little help with the implementation of my SDL2 engine. It's actually not a real engine nor does it strive to be but I don't have a better word to describe it. The purpose of this project is to serve as a base for other things to be built on, like a visualization of fractals for exa...

I have a situation in a PLC programmed in C++ that runs VxWorks. The compiler is a crosscompiler for C++98. Given the header file MyDescriptor.h #include <string> class MyDescriptor { public: std::string description; MyDescriptor() { this->description = "dummy"; } M...

See Serializing (nested) data structures in a human-readable format for more details. In the last two days I have significantly improved my function, and wrote seven implementations of it. I have written an updated version of the original function, updated function with list appending replaced by...

I try to block all websites in Hebrew. Given that many (most?) webmasters don't add lang="X" meta attribute to all webpages of their websites I can't use it to block websites which appear in a certain language. According to one work the most common letter in Hebrew is Yod ('), parallel to the Ara...

How do I modify this code so that i can include a range validation from user Input. WriteLine("Please enter car price: "); userInput = ReadLine(); while (double.TryParse(userInput, out carPrice) == false) { WriteLine("Not valid price. Reenter: "...

I was assigned the following problem: You've gone back in time to 500BC Athens and Socrates wants you to build him an app to help classify animals. Build the classes Animal, Cat, and Bug. Define the properties "color" and "leg_number" on the relevant and necessary classes. Have them be initializ...

When I write this: def calculator(operation, n1, n2): return operation(n1, n2)` print (calculator(lambda n1, n2: n1 * n2, 10, 20)) I get the desired output of 200. But when I write this: print (lambda n1,n2: n1*n2 (10,20)) I do not get 200 as the output. Why is this so?

So a little context to understand the code: This is a helper function to solve a bigger problem here Quick summary: A Knight is in a dungeon/2D grid of Ints, starts at 0,0 and must reach the last cell at the bottom right to find the princess The purpose of this helper function is to return all n...

I've only been able to find a way to check if a single pixel is a certain color on the specific screen coordinate with this: Color color = robot.getPixelColor(x, y); red=color.getRed(); green=color.getGreen(); blue=color.getBlue(); if(red>230 && green<100 && blue<100) { System.out.print("Foun...

Hello everyone! I would like to introduce you to my function that measures complexity-time of functions, and also their N's operations. I would like to enhance my function (as separate file f.e test_module.py) with drawing graphs as example make_plot or something like that. Any help how to add dr...

I've been working on a program that should find the color red on the screen and then send out an alert. The issue is that the red color moves around a lot and the color finder moves too slow on the screen to find the color accuritely and in time before the color dissapears to another location on ...

This is a follow-up question for A recursive_count Function with Unwrap Level for Various Type Arbitrary Nested Iterable Implementation in C++. A function recursive_depth for calculating depth of nested iterables is mentioned in G. Sliepen's answer. I am trying to implement recursive_depth functi...