This program is eventually going to be a screen recorder, but right now I just want it to capture screen images. using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using System.Windows; using System.Windows.Controls; using System.W...

I wrote a transition table which allows the client to: Create States Create a TransitionTable or some kind of StateManager Create StateNodes using that table A StateNode is what I use to link one state to other states. It has the mainState and an ArrayList<State> full of states it can jump to...

I am trying to add "if, then logic" to the opencv face detection code such that if and when a face is detected through a camera or webcam, an image of the detected face is saved to a pre-determined file path on the controller or computer such as C:\Users\Public\Desktop. I have looked everywhere ...

I have to do multiplication of two billion by billion sparse matrices (on a cpu), hence any help or hints in optimizing the below given code would be extremely useful. Note: I am only showing the code to compute number of non-zeros in the output matrix. Buffer based adjustment of memory is not an...

Input : String : Title; List Tags Problem statement : need to map title to tags, e.g. title is "china man japan beijing bell" and tags are ["china man" "beijing bell"], output should be ["china man" "japan" "beijing bell"] What i am doing is : List<String> getTitleSplits(String title, List<String

this is my first post so be gentle. I am trying to create an instance of a class with specific variables in Form 2 when I click a button in Form 1. Then take the values that are now in the instance(test) of the class and change the text readout and progress lifebar based on those numbers. However...

I recently applied for a job where the company gave me the following prompt for a code challenge. They have since told me "yeah, no thanks" but provided me no feedback about why they came to that decision. Would you people be so kind as to review my code, you can even be harsh, it's ok, I'd just...

I'd like to know if there is a standard way of creating a matrix like the one shown below using the R programming language. $$ \begin{bmatrix} 1 & \rho & \rho^2 & \cdots & \rho^{T-1}\\ \rho & 1 & \rho & \cdots & \rho^{T-2}\\ \rho^2 & \rho & 1 & \cdots & \rho^{T-...

I'm new to GNU Smalltalk. I'd like to port a script I've written in Ruby, Scala, CoffeeScript, and several others. It's the one I use to try to learn the classic OOP concepts of abstract classes, abstract methods, overriding, dispatch, etc. It goes like this: Define an abstract class Animal wit...

I wrote a simple jquery code but i want suggestions if i can do more better and short way. Basically the following code are used to change the menu icon on each click evet and also hide and display menu accordingly. If i did it correctly then fine but if is there any way to make the code more sh...

The PHPSESSID is stored in the clients cookie so I don't consider it as secure. Someone might bruteforce it and perform some action (like a Facebook status post) whenever a session was successfully hijacked. I was wondering how I can protect against attacks like that. Maybe by locking out suspec...

I have a search box for searching for people in a list of names. Here is the code that runs every time the query changes. I could not find anything open-sourced for this, so I wanted to make sure this looks good and efficient. How does it look? private final List<String> mTotalNames = ...........

Today I wrote a javascript module(with module pattern) which generate gradient texts using canvas tags. This is my first javascript "program"(I don't know how to call it) created for a real need. I would like to receive opinions about: The performance factor: Is creating canvas slow? Or is it a...

Over the course of the past month I've worked on a little visualizer to show how different algorithms are sorted. I'm pretty happy with how it turned out but would be interested in any feedback pertaining to the design of it or the coding. I'm still a bit of a novice to Swing and Listeners, so I...

Find the last element of a list from codewars.com I completed this kata several times tonight. My current answer is a mashup of several other peoples solutions. I do not understand why I cant change .respond_to?(:index) into .is_a? Array Should I use ternary operators in Ruby? Other suggesti...

Find the last element of a list from codewars.com I completed this kata several times tonight. My current answer is a mashup of several other peoples solutions. I do not understand why I cant change .respond_to?(:index) into .is_a? Array Should I use ternary operators in Ruby? Other suggesti...

I am creating styles for the comment posts for a projects using BootStrap. I am wondering if this is good HTML markup and the extending of BootStrap's CSS. I have include a Bootply link to the example. comment post example on Bootply

I'm somewhat new to SQL (only had to use it in Database classes). I have a simple table of stylesheets, from which I want to select specific ones in a specific order (e.g. reset, then layout, then colors). Below is an example selector that my current algorithm might generate. Is there a better (m...

I am working with very large datasets in a distributed environment. In particular, I am writing some code in Python for analyzing web logs in Spark. Because of the nature of Map-Reduce computing and the size of the logs I am working with, I would like to restrict the amount of data being passed a...

This code is used to get the users location and deliver it as a resource to the controller. The aim have this data shared across multiple controllers in the application. So far this does deliver the data as a parameter of the then method on the promise. I would like to be able to deliver outcome ...

This isn't too complicated but I usually code in C++ instead of C. Doing memory management and IO in C always makes me feel like I'm doing everything wrong and making a mess. This is a small sample that has both which I think came out reasonable. I don't have C people to talk to so any critiques ...

Right now I have a file with a couple of functions that take an argument of type DataService (custom type). The file doesn't import the DataService. I was going to add a bit of defensive programming and assert the type of the argument. assert isinstance(data_service, DataService) I know being d...

I, not unlike other people, are trying to learn Swift. I have read several books, and am now trying to put my knowledge to use. This piece of code is working - It gives me a lot of JSON back, which I have yet to parse, but I'd like to show my code here to get tips on how to improve my code: V...

I have modified my code as per the suggestion given by some of the developers. Let me know if there are any further concerns, scope for improvements. Original Version #include"iostream" template <class T> class Mystack { private: T *input; int top; int capacity; public: Mystac...