Take a look at following code: /*abstract*/ class Capturable { object _lock = new object(); public bool IsCaptured { get; private set; } public bool TryCapture() { if (!IsCaptured) lock (_lock) if (!IsCaptured) return IsCap...

Thanks to zak for some great advice on this previous question. This is a follow up question: I have an Excel workbook with two sheets: "Raw data" and "Summary". In the raw data sheet there are several blocks with data structured like the image below: I want to create a summary of the data bel...

This is a script I made that opens img.png, downloads the json data from the API, writes it on image and displays it. It currently is a community ad over Arqade. <?php header('Content-type: image/png'); //setting header to png so it will display as an image $donationImage = imagecreatefrompng("i...

I have a bunch of binary files that have corresponding structs in them, followed by any number of bytes (this exact # of bytes are given in one of the fields in the structs). I read in data from the binary files to a struct, and assign variables from certain fields in those structs. I was wonderi...

private function setSavePath($action) { $env = $this->container->getParameter('kernel.environment'); switch ($action) { case '1': if ($env !== 'dev') { $savePath = '7878787878'; } else { $savePath ...

The code below is a social networking script is the class of the feed, the problem when the fees have many posts and many the followers even presents a giant slow, someone could tell me if there is something wrong with the queries and the script below , thank you public function __construct($dbo...

No external math libraries or math library functions are allowed. 2.You will design all mathematical functions from scratch. 3.The user should be able to input the five operators and base 10 digit numbers. 4.The user must be able to input up to five consecutive operators with associated oper...

While asked only one question here I already see inconvenience of code-review site as it is now. For code-conversation (which in my opinion is code-review, where your code get improved and you change it slightly to have another iteration of improvements or perhaps to demonstrate why previous impr...

Hello everyone I am new to Android development and i am currently working on an android app that fetches changing location coordinates from SQL database and plots on a Map view at regular intervals. But I think this code can be made more efficient as i am unable to fetch locations after a certain...

This is my fist attempt at making a program in C++, I was wondering if my code was good or should it be improved upon. Thanks in advance for the help. Here is the code below. Any help debugging would be greatly appreciated thanks. #include <iostream> using namespace std; int main() {...

Previously: Countable and uncountable sets in .NET (clean version). Thesis There is a full featured support of countable sets in .NET: IEnumerable<T>. What about uncountable sets; sets defined by predicate? How can they be manipulated and interact with IEnumerable<T>? Solution Let’s introduce ...

I'm developing a plugin for Revit (a software to make 3D buildings). The goal is simple to understand. When there is an intersection between a Wall and a Duct I create an object called Reservation at this location. I need to extract the Curve of the Ducts and the Faces of the Walls in order to c...