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Understanding the SynchronizationContext in .NET with C#

by honey the codewitch

Take control of which thread your code gets executed on, and how it does

A Coder Interview With Mike Meinz

by CodeProject, Mike Meinz

Welcome to our continuing series of CodeProject interviews in which we talk to developers about their backgrounds, projects, interests and pet peeves. In this installment we talk to Mike Meinz, who shares some highlights from 45 years in the industry.

A Coder Interview With Iris Classon

by CodeProject, Iris Classon

Welcome to our continuing series of Code Project interviews in which we talk to developers about their backgrounds, projects, interests and pet peeves. In this installment we talk to Iris Classon.

WPF: Where to Put Value Converters?

by Arik Poznanski

The question this posts tries to address is: Where to put value converters?

Latest Articles

Tale of a Professional Developer - Untold

by Vincent Maverick Durano

This is a tale of a professional developer.

A Tip to Get MFC Support for Console Application in Visual Studio 2019

by Southmountain

Some quick configurations to get MFC support for console application

Why Software Companies Die

by Łukasz Bownik

The article describes technical and sociological reasons for software companies deaths.

JSON by Design: A Walkthrough of a High Performance JSON Processor

by honey the codewitch

Designing infinitely scalable JSON: JSON (C++)

All Articles

All Topics

Tale of a Professional Developer - Untold

6 Feb 2024 by Vincent Maverick Durano

This is a tale of a professional developer.

Final Year Project Advice

18 Dec 2023 by pasztorpisti

Have some balls and don't be afraid to choose your destiny for yourself. Do you want us to tell you what to do with your life??? (Hmmm, a few tips from me: go and try working as a makeup artist or a ballet dancer...) If you have no clue about any...

artificial-intelligence

I want to find the data to traning a code audit AI

8 May 2023 by xiaobai627823

I want to find the data to traning a code audit AI What I have tried: I want to find the data to traning a code audit AI

I know that char** is a pointer to pointer to a char and char* is a pointer to char, but I cannot understand the difference?

20 Feb 2023 by Addy__0

#include #include #include int main() { char **Str; Str= (char**)calloc(20,sizeof(char)); Str[0]= (char*) calloc(10, sizeof(char)); Str[0]= "Hello, world"; printf("%s", *(Str+0)); } What I have...

I know that char** is a pointer to pointer to a char and char* is a pointer to char, but I cannot understand the difference?

20 Feb 2023 by Fred van Lieshout

Just keep in mind that everything takes up memory, including pointers. It can be handy to let a pointer (to a pointer) point to something else. Also, the line where memory is allocated to store the actual string, is not needed. Str[0]= (char*)...

I am trying to sort some chars alphabetically to practice on sorting array

18 Feb 2023 by merano99

Currently, this is C source code. The other programming languages according to the tag are irrelevant. There are several errors: // Str = (char**)calloc(5, sizeof(char)); need space for pointer, use n for size! Str = (char**)calloc(n,...

I am trying to sort some chars alphabetically to practice on sorting array

18 Feb 2023 by Addy__0

#include #include #include char **StringArray(char **arr, int size); int main() { char **Str; int n= 5; int i; Str= (char**)calloc(5,sizeof(char)); Str[0]= (char*) calloc(10, sizeof(char)); ...

I am trying to sort some chars alphabetically to practice on sorting array

17 Feb 2023 by OriginalGriff

Probably because it doesn't compile: you declare StringArray as returning achar** - but the function body does not have a return statement. If code doesn't compile, then it doesn't generate an EXE file - so what you are running is the previous...

I am trying to sort some chars alphabetically to practice on sorting array

17 Feb 2023 by CPallini

Quote: Str= (char**)calloc(5,sizeof(char)); That should beStr= (char**)calloc(5,sizeof(char *)); Might be there are other errors, as well. Anyway the code is not robust against user input.

I know that char** is a pointer to pointer to a char and char* is a pointer to char, but I cannot understand the difference?

17 Feb 2023 by OriginalGriff

You allocate a block of memory (20 chars worth) and tell the system that that is a set of pointers to chars - because Str is a pointer to a pointer to a char. Which is effectively a pointer to a string. Think of Str as a array of pointers to...

How to acess the textblock in list

8 Jan 2023 by alisa brigita

1. i have a textblock in the list which 2. i need to change the forground of text 3. i need to change the background image of the textblock my problem is i can,t change both text and image if anyone know about this please help...

How to create a search bar without casesensitive

6 Dec 2022 by Ailiseu Brigitta

i have create a search list which shows the student details i need to find the student name with both upper case and lower case Eg student 1 name = arun student 2 name = Aravid if i enter the letter (a) in searchbar both arun and aravid should...

How to create a search bar without casesensitive

6 Dec 2022 by Richard Deeming

Based on that code: List searchlist = DataAccess.getallstudent(empdetails); if (!string.IsNullOrEmpty(prefix)) { for (int i = searchlist.Count - 1; i >= 0; i--) { StudenItem item = searchlist[i]; if...

How do I insert new json data in a text file

28 Nov 2022 by Ailiseu Brigitta

i have read the text file i need to insert a new data in the text file this is the method i have read the text file try { var path = @"text file\\GetAllEmp.txt"; string rawJson =...

How do I insert new json data in a text file

27 Nov 2022 by OriginalGriff

THe only practical way to add data to a JSON file is to add it to the objects(s) you read from the file into your application, then write a new file that includes the old data. JSON is not a database, it's a data transfer format - and it isn't...

How can I write algorithm flowchart in crocodile ict 605 software for below problem

23 Nov 2022 by Danhh Nguyễn

A used bicycle shop lends bicycles with the following rules: A deposit of $150 must be made before taking any bicycle from the shop. The charges for hiring depend on the month in which it is hired. If the number of days of hire exceeds 15, a...

How to convert java SQL table to C# table

16 Nov 2022 by RickZeeland

There are database conversion tools like: Dbmate[^] and Data Puppy Lite (64-bit) - Windows 10 Download[^] For more options just Google "What are the best relational database migration tools?"

How to convert java SQL table to C# table

16 Nov 2022 by Ailiseu Brigitta

i am working on C# code i need to convert java sql table to c# sqlite table there are 800 table i should convert What I have tried: is there any online website to convert java sql table to c# sqlite table .If any one knows please let me know

How to convert java SQL table to C# table

15 Nov 2022 by OriginalGriff

SQL Tables aren't "Java" or "C#" - they are language independent and just exist within the SQL Server instance. I'd start by using Google: convert SQL server db to SQLite - Google Search[^] - it shows a lot of routes to get from one DB system to...

How to find the exception error in uwp

6 Nov 2022 by Ailiseu Brigitta

i am working with uwp i can't able to find the what mistake i have done in the program when i debug the code is running prety well but i am getting exception error . the error i got i have written in // (error) What I have tried: ...

How to find the exception error in uwp

6 Nov 2022 by OriginalGriff

Read the error message: it's pretty explicit. Your JSON does not match the class you are trying to deserialize into. So use the debugger to look at exactly what the JSON in response contains, and if necessary use an online class constructor ( I...

Is there any scope for uwp developer now a days?

5 Oct 2022 by Venki Vky

I am learning how to develop a uwp software is there is any scope for it .now a days. which company will select me ? is there is any idea guys What I have tried: if any one know about it please let me know . which platform can i learn android...

Is there any scope for uwp developer now a days?

5 Oct 2022 by Richard MacCutchan

This is a common question, and one that is impossible to answer. If you want to know what opportunities are available then you need to look at the local trade press to see which companies are recruiting and what skills they are looking for.

I need to delete my question and account how to?

3 Oct 2022 by Venki Vky

i don't know how to delete the (asked question) because i leaving this site so anyone who know to delete the (asked question) i don't get answer for my question and there are some down voting for my question it make me feel sad if any one feel...

I need to delete my question and account how to?

3 Oct 2022 by OriginalGriff

You didn't get an answer because you didn't ask a question. All you did was post irrelevant code, and shout at us: "I NEED TO CREATE A SEARCH BAR IN MY UWP APP" Shouting is rude: that's probably why you were downvoted. Not showing any effort?...

How I start to programming?

21 Nov 2021 by Fabian Palacios

I want to iniciate my own learning abouth the programming, but i dont konw how to start and i want know what i must to learn, or what books do you recommend? PLs I need help for this What I have tried: I have tried to see youtube videos

How I start to programming?

21 Nov 2021 by Patrice T

Quote: How I start to programming? You have to know that you can do pretty much anything in any language, simply some languages are harder for beginners because there is more pitfalls to handle. You need to master a set of techniques that are...

A Tip to Get MFC Support for Console Application in Visual Studio 2019

26 Mar 2021 by Southmountain

Some quick configurations to get MFC support for console application

Why Software Companies Die

29 Jan 2021 by Łukasz Bownik

The article describes technical and sociological reasons for software companies deaths.

JSON by Design: A Walkthrough of a High Performance JSON Processor

1 Jan 2021 by honey the codewitch

Designing infinitely scalable JSON: JSON (C++)

Diet JSON and a Coke: An Exploration of Incredibly Efficient JSON Processing

22 Dec 2020 by honey the codewitch

Highly efficient access to JSON data sources and selective bulk loading JSON on any platform using a new JSON paradigm

Essential SD: Some Things You Should Know about Using an SD Reader with an Arduino Compatible Device

6 Dec 2020 by honey the codewitch

A rundown of some common tricks and pitfalls when working with SD readers for IoT gadgets

Swipe Gestures Using a TFT Display

3 Dec 2020 by honey the codewitch

Implement swipe left/right/up/down using a TFT touchscreen and an Arduino compatible device

An IoT Smart Clock Using an ESP32 Development Board

22 Nov 2020 by honey the codewitch

Revisiting our WiFi enabled smart clock project with more modern hardware

Automatic Network Configuration of ESP8266 IoT Devices

5 Nov 2020 by honey the codewitch

A walkthrough and source code for automatically configuring your ESP8266 IoT devices

A Remote Pump Monitor over WiFi

5 Nov 2020 by honey the codewitch

Explore an Arduino based IoT web server and UDP multicaster for monitoring a remote water pump

A $5 Programmable Tiny Webserver The Size of a Jump Drive

4 Nov 2020 by honey the codewitch

Unleash the tiny ESP-01 on your network

Harnessing the ESP8266 in the Arduino Mega 2560+WiFi R3

2 Nov 2020 by honey the codewitch

Turbocharge your device with a clever way to configure your board

A Tour of the Arduino Mega 2560+WiFi R3

30 Oct 2020 by honey the codewitch

Using this cheap, powerful little device to make magic

Using allennlp library

27 Oct 2020 by Richard MacCutchan

The answers can be found at AllenNLP[^]

Using allennlp library

27 Oct 2020 by Member 14976401

Hi every one Is there any one using allennlp library? My question is : this library is an open code library and it is updated regulary should I update my code too or what Iam tired. What I have tried: updating code regularly according to the...

Using allennlp library

27 Oct 2020 by OriginalGriff

Depends on what the updates do or contain: if it's security patches or bug fixes, then updating is probably a good idea. I'd suggest you talk to the people who wrote it to find out what updates contain, not ask a random website that has nothing...

ARCA LS150 with java

29 Sep 2020 by CPallini

You have several alternatives: Learn C# and adapt the C# sample code to Java. Learn C# and write your application using it (could be more fun than using Java). Ask help to the device manufacturer in order to get a clean example of accessing...

ARCA LS150 with java

29 Sep 2020 by ZU IT

I recently bought an ARCA LS150 and now I'm trying to connect it to a Java-based system. How do I do it? What I have tried: reding lsApi.dll using java platform i git c# sample code but can,t convert it to java

How to Prepare for the Coding Interview

25 Sep 2020 by Sergey Morenko

Guide: How to prepare for a coding interview

Creating an undeletable(or unflushable) application

21 Sep 2020 by Dave Kreskowiak

You can't. Your app would have to be shipped as part of the phone O/S image.

Slang and the CodeDOM Go! Kit: A C# Based Subset for Code Analysis and Code Generation

5 Sep 2020 by honey the codewitch

Parse, analyze, and transform your code with Slang

code-generation

Understanding the SynchronizationContext in .NET with C#

28 Jul 2020 by honey the codewitch

Take control of which thread your code gets executed on, and how it does

synchronization

How to Use the C# Await Keyword on Anything

24 Jul 2020 by honey the codewitch

Using await in scenarios where you want to await custom items with or without using Task.Run()

An Improved Stream.CopyToAsync() that Reports Progress

23 Jul 2020 by honey the codewitch

Add progress reporting to your downloading or copying using this code

How to Implement and Use Awaitable Sockets in C# using TAP

23 Jul 2020 by honey the codewitch

Explore adapting Socket's async model to a task based one and adding some awaitable socket operations to your projects

Understanding Windows Message Queues for the C# Developer

22 Jul 2020 by honey the codewitch

Diving into some of the core plumbing behind the Windows operating system

Customizing the TaskScheduler: Queue Your Task Work Items to Run When You Want Them To

18 Jul 2020 by honey the codewitch

Leveraging some less well known areas of the .NET Task framework to schedule tasks to execute on your own conditions.

A Fully Customizable Knob Control Without Images

17 Jul 2020 by honey the codewitch

Add a flexible knob control to your .NET projects

A Thread Pooling and Task Queuing Demonstration Using Message Passing

15 Jul 2020 by honey the codewitch

How to implement a complicated multithreaded message passing scenario

Implementing a Thread Safe Message Queue in C#

14 Jul 2020 by honey the codewitch

This article explores a message passing mechanism for safe thread to thread communication

Assorted MIDI Controls - MidiUI Part 2

14 Jul 2020 by honey the codewitch

Continuing our series with a knob control and a MIDI visualizer

PianoBox: An Interactive Musical Keyboard Control - MidiUI Part 1

12 Jul 2020 by honey the codewitch

PianoBox is a customizable musical keyboard control for Windows Forms. This is the first part of MidiUI.

P/Invoke Jujitsu: A Data Kata

11 Jul 2020 by honey the codewitch

Exploit the memory layout of your data to make your P/Invoke code more accessible and maintainable

CPPkg: Create Zips of Your Source Code From Visual Studio

9 Jul 2020 by honey the codewitch

Easily create zip packages from source code, suitable for upload on CodeProject

Midi: A Windows MIDI Library in C#

6 Jul 2020 by honey the codewitch

Provides a complete managed API for working with MIDI files, sequences and devices

P/Invoke Jujitsu: Passing Variable Length Structs

4 Jul 2020 by honey the codewitch

How to marshal structs that the .NET marshaller just can't handle without a lot of help

Why Addressing Errors Effectively Lies at the Heart of Team Performance

4 Jul 2020 by Lukasz Szyrmer

Why it is important to address errors effectively for better team performance

High Performance Streaming with My Little MIDI Library

27 Jun 2020 by honey the codewitch

Extensive performance and API improvements for streaming MIDI and more

Simple Word Wrapping in C#

16 Jun 2020 by honey the codewitch

Easily word wrap strings of text in C#

How to Get a Collection Element Type Using Reflection in C#

5 May 2020 by honey the codewitch

This tip shows you a robust way to get the type of items a collection can hold. It works with non-generic collections too.

A Boilerplate Command Line Tool Application in C#

4 May 2020 by honey the codewitch

Start out with the basics for command line argument processing and exception handling for your console based utilities

A Singleton Application with Interprocess Communication in C#

1 May 2020 by honey the codewitch

Creating an application that can run once, but then accept command line args from subsequent runs

Easily Create a Singleton Application in C#

1 May 2020 by honey the codewitch

This tip demonstrates how to create an app that only allows one instance to run at a time

Can you help me to fix my code ?

16 Apr 2020 by OriginalGriff

How many times are you going to ask the same question until you learn to fix this yourself? Why my code not working ?[^] Why my code not working ?[^] Can you help me to fix my code ?[^] If you had done what you were told to the first time you...

Can you help me to fix my code ?

16 Apr 2020 by Effendy Hendra

i was trying to run my code but error come out class Board:public State(){ private: vectorblocks; public: void generateIntlState() { int bIndex = 0; intializeBlocks(); for(int r = 0; r

Can you help me to fix my code ?

16 Apr 2020 by steveb

Ok let me see where do I start. class Board:public State(){ should be class Board:public State{ For loop setVal(r, c blocks[bIndex]); should be either setVal(r, c, blocks[bIndex]); or remove "c" token. I assume that the majority of...

Can you help me to fix my code ?

15 Apr 2020 by Effendy Hendra

i was trying to run my code but it isn't working at all and so much error The Error is under the code #include #include #include #include #include #include #include #include...

Can you help me to fix my code ?

15 Apr 2020 by OriginalGriff

Those are all compilation errors, which means you typed a load of code - 600 lines - and then tried to compile it. And some of it you typed wrong! That's a bad idea, especially when you are starting out: type a function, compile and test it. Type...

In Depth MIDI File Operations in C#

26 Mar 2020 by honey the codewitch

An in depth guide on doing advanced MIDI things. Includes a demo Drum step sequencer and file slicer

What is a Coroutine?

19 Mar 2020 by honey the codewitch

Learn how to use a powerful programming technique for multitasking in your projects

BinaryIO: Easily Read and Write Binary Streams in a Platform Independent Manner

19 Mar 2020 by honey the codewitch

BinaryReader and BinaryWriter can be used to parse or write binary files more easily and in a portable manner

Pomodoro Technique – the Good, the Bad and the Tomato

19 Mar 2020 by Nikola M. Živković

Pomodoro is a technique in which you work for twenty-five minutes (which is considered one Pomodoro), after which you take a five-minute break. After four Pomodoros, you take a fifteen-minute break.

How to Build a Recursive Descent Parser

14 Mar 2020 by honey the codewitch

Learn how to implement recursive descent parsers, with examples for JSON and an integer expression evaluator

Implementing ICustomFormatter in C#

13 Mar 2020 by honey the codewitch

How to provide custom formatters for string.Format() in C#

How to Choose a Useful Measure of Incremental Progress for Your Team

25 Feb 2020 by Lukasz Szyrmer

How to get a better sense of how team members are doing, both as a functional unit and individually

Efficiently Using Lists as Dictionary Keys in C#

24 Feb 2020 by honey the codewitch

A relatively safe, simple, yet high performance technique for using lists as dictionary keys.

7 Ways Machine Learning Can Optimize DevOps

23 Feb 2020 by Member 14750355

DevOps is a methodology that aims to create a synergy between software engineering and IT operations teams.

artificial-intelligence

Glory: A GLR Parser Generator for .NET

22 Feb 2020 by honey the codewitch

Glory can parse virtually anything, even natural language. Add powerful parsers to your projects. Parse languages like C# or incorporate human language parsing with your AI code.

code-generation

GLR Parsing in C#: How to Use The Most Powerful Parsing Algorithm Known

18 Feb 2020 by honey the codewitch

A crash course in GLR parsing which can be used to parse highly ambiguous grammars

How I Haven't Become an Amorphous Blob While Working Remotely

12 Feb 2020 by Rion Williams

This post discusses different ways in which one can incorporate fitness while working remotely and outlines the benefits of doing so.

Using Collections as Keys in C#

9 Feb 2020 by honey the codewitch

Using IEqualityComparer to allow collections to be keys in dictionaries and hashsets

A Generic Circular Buffer in C#

6 Feb 2020 by honey the codewitch

A circular buffer implementing IList

Software Development Process

5 Feb 2020 by V.

The easy view of the Software Development Process

Lex: An Optimizing Compiler for Regular Expressions

3 Feb 2020 by honey the codewitch

A Pike virtual machine and optimizing compiler for regular expressions using an NFA engine

code-generation

regular-expression

IO: A Small Streaming I/O and UTF-32 Library

2 Feb 2020 by honey the codewitch

Add UTF-32 support and easy foreach streaming to your apps

FA: A Unicode Automata and Regular Expression Engine

1 Feb 2020 by honey the codewitch

Add non-backtracking fast DFA regular expression and finite state automata to your projects

regular-expression

Cfg: Jumpstart Your Parser Generator Projects

31 Jan 2020 by honey the codewitch

A small library for providing baseline Context-Free Grammar computations

Rolex (Interim Release 0.4): A Lexer Generator in C#

31 Jan 2020 by honey the codewitch

Add fast scanners/tokenizers to your C# project

code-generation

regular-expression

Lexly: A Little Bytecode Programmable Lexer/Generator

19 Jan 2020 by honey the codewitch

A completely programmable lexer/tokenizer/scanner generator in C# using a Pike Virtual Machine

LexContext: A Streamlined Cursor Over a Text Input

17 Jan 2020 by honey the codewitch

Manage location tracking, lifetime, error reporting and basic parsing/lexing with this simple class

SelfServe: A Self-hosting Self-installing Windows Service

14 Jan 2020 by honey the codewitch

Add the ability to run a service in console mode and to control or install your service from the command line

Add JavaScript and VBScript to Your .NET Apps

14 Jan 2020 by honey the codewitch

Easily add scripting support to your apps using Microsoft's active script technology

Parse Anything, Part 3: Beyond Parsley

11 Jan 2020 by honey the codewitch

Using Parsley to prototype and test hand written parsers

CharRange: An Efficient Value Type for Ranges of Characters

9 Jan 2020 by honey the codewitch

Enumerate store and retrieve characters as sets of ranges using this efficient struct