EDIT : Turns out this weird behavior was happening only with python in my WSL ubuntu. Otherwise, sequential does run faster than multi-threaded one. I understand that, for CPython, in general, multiple-threads just context-switch while utilizing the same CPU-core and…
I have an .ASMX API build using c#/asp.net/.net4.7.2 and it has been set to use 16 threads in IIS. There are various modules that write (only writing, no reading) to multiple log files like so: 2022-06-01-Wed-_ModuleA.log 2022-06-01-Wed-_ModuleB.log I was using…
I know that this question has been asked multiple times, however I couldn't solve the issue by going over the answers. I need help. I wrote this telegram bot in Python in order to practice, and everything works ok, however…
I was comparing the performance of a approximate counter and a simple concurrent counter from the book operating system three easy pieces Simple concurrent counter is a structure with a lock and the mutex, typedef struct __counter_t { int value;…
I'm making video from taking snapshots (30 times per sec), and I really need to find the best approach to get snapshot in the background thread with the best possible performance. I have two approach in UIView extension extension UIView…
My app is working well and I didn't get this error on Xcode 13.4, Is it Xcode 14 beta bug or I'm doing some bad threading?! Thread running at QOS_CLASS_USER_INITIATED waiting on a lower QoS thread running at QOS_CLASS_DEFAULT. Investigate…
I was asked to implement a thread safe dictionary in swift, I used the common approach: class MutableDictionary { var dictionary: [String : Any] = [:] var queue = DispatchQueue(label: "queue", attributes: .concurrent) func object(for key: String) -> Any? {…
Environment: Android Studio Bumblebee | 2021.1.1 Patch 3 Build #AI-211.7628.21.2111.8309675, built on March 17, 2022 Runtime version: 11.0.11+9-b60-7590822 amd64 VM: OpenJDK 64-Bit Server VM by Oracle Corporation Windows 10 10.0 GC: G1 Young Generation, G1 Old Generation Memory: 1280M Cores:…
What I'm doing is make a activity to request JSON from an api. I need the progress bar to show up during processing. Here is my xml code <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".WebService" android:orientation="vertical"> <TextView…
To simplify my problem: I have a huge calculation function with 3 inputs and 2 outputs. My input variables are @Published SwiftUI variables inside a SwiftUI ObservableObject. The UI does modify these input variables quite often, if the user takes…