I have a application to run C# winform on Linux by mono. There is a problem with the Label control that is terribly flickering. There are many controls ( 100 labels ) in a form. When I resize the form or when I try to update them, the labels...

Linux

Mono

Winform that has many controls takes a long time to paint on mono

7 Feb 2023 by Graeme_Grant

No code posted, so not sure what you are doing exactly...' I have not used Winform on Linux with mono. You could try suspend/resume when updating the label: Label1.SuspendLayout(); Label1.Text = "new text here"; Label1.ResumeLayout(); or,...

Linux

Mono

Axwindowsmediaplayer MONO C#

17 Aug 2022 by Valentina82

I try to make a AxWindowsMediaPlayer control on form whit MONO on raspian. It work very well on Windows, but on Raspian I have this error: "System.ObjectDisposedException: Cannot access a disposed object. Object name:...

Mono

Axwindowsmediaplayer MONO C#

17 Aug 2022 by OriginalGriff

Windows Media Player is - as the name suggests - a Windows app: it doesn't exist in any flavour of Linux, so you can't use it or any control that expects to contain it in a Raspbian Pi app.

Mono

Bindingsource does't work on label MONO C#

16 Aug 2022 by Valentina82

Hi, I has the followinng code to make update of more control refers to the same variable on windows form. I make it to update more than one control by asingle operation on update datatable. This working very well on Window, calling...

Mono

Dll import error in unity

20 May 2021 by Member 15134456

Recently I am making a UI asset for Unity. I used Unity 2020.1.0f1 for making and testing primarily. I now have a project in Unity 2021.1.3f1 and I want to use my UI asset. This asset is a unitypackage and contains 3 DLLs (1 C# DLL, 2 C++/CLI...

Programming Cairo Text Output Beyond the 'toy' text API (C# X11) - A Proof of Concept

14 Mar 2021 by Steffen Ploetz

Draw text using Cairo from C# with full control over character positioning, linebreaking, etc.

DLL Problem in MonoDevelop

22 Feb 2021 by VikashGohil

Hello, this is Vikas Gohil.I have developed an application in C# using VS2005. The application is using a third party DLL file created in C. I am using DLLImport statements to importing the DLL file and using functions from that file. This application works fine in VS2005 on windows. I...

Mono

.NET

.NET2.0

DLL Problem in MonoDevelop

22 Feb 2021 by honey the codewitch

You are trying to use windows code on a linux machine. That will work about as well as you might expect. Linux will not run code written for windows. Do not use DllImport to import windows DLLs and expect them to work on a linux machine or you...

Mono

.NET

.NET2.0

Problem with multiple rectangles in xlib/X11 - successful showing = 0k, but drawing looks ugly = disapointed

19 Nov 2020 by Jens Eckervogt

Hello everyone, I have tried to resolve with XDrawRectangles under C#: Displaying = OK Drawing = So bad! How do I fix ff I have tried to created Rectangle as Structure for X11/Xlib? Looks like this simple: namespace X { public static...

Speech Recognition in Mono and .NET C# using an Open-Source ASR framework

25 Aug 2020 by DaveMathews

Speaker independent speech recognition in Mono and .NET C#

EF Core and Cosmos DB with Blazor WebAssembly

15 May 2020 by Jeremy Likness

How to use EF Core and Cosmos DB with Blazor WebAssembly

Custom Templated ComboBox Control in Gtk# using MonoDevelop and Gtk3

28 Mar 2020 by Harry Constantinides

C# ComboBox control

Mono

Custom ComboBox Control in Gtk# using MonoDevelop and Gtk3

25 Mar 2020 by Harry Constantinides

ComboBox control written in C#

Mono

WPF

MVVM

Custom TimePicker Control in Gtk# using MonoDevelop and Gtk3

24 Mar 2020 by Harry Constantinides

This article presents a custom TimePicker control using a combination of basic GTK widgets.

Mono

Getting startet with OpenGL/OpenTK in MONO/.NET for serious applications

26 Mar 2019 by Steffen Ploetz

Check OpenGL as a basis for appealing applications, that are not necessarily games.

Json.NET doesn't work with Mono under Debian

11 Mar 2019 by Scimiazzurro

I'm making an application with C# and Mono framework (to make it compatible with Linux).In this app I'm using also the Json.NET library, but it doesn't seem to work with Mono because every time I try to start the application I get this error:Missing method .ctor in assembly...

Json.NET doesn't work with Mono under Debian

11 Mar 2019 by AdamWhitehat

From the error, it sounds like it cannot find the DLL. Place the DLL next to your executable or run the command: sudo apt-get install Newtonsoft.Json and then I think the runtime will know where to look.

Are Speed Considerations Concerning List Still Important (Performance of Loyc's AList<T>)?

11 Feb 2019 by Steffen Ploetz

Compare the speed of generic collections running on .NET Framework 4.6.1, .NET Core 2.1 and Mono/.NET 4.5 based on the framework's version of List against Loys's version of AList.

Prepare all your apps for localization

2 Feb 2019 by Qwertie

No matter how lazy you are

Abstract of the text rendering with OpenGL/OpenTK in MONO/.NET

27 Oct 2018 by Steffen Ploetz

Give an brief overview of text rendering options for OpenGL/OpenTK especially for MONO/.NET.

How to create cross platform standalone GUI based desktop application?

15 Oct 2018 by HARDIK Joshi

I want to make a cross platform standalone GUI based desktop application using open source tools. Which technology or framework is more preferable for cross-platform GUI based application? I heard about Mono framework with GTK# forms using Xamarin Studio and Visual Studio 2017 for mac. I also...

Mono

Gtk#

desktop

How to create cross platform standalone GUI based desktop application?

15 Oct 2018 by Richard MacCutchan

You could try with Java. It is claimed to run on any platform, and supports a rich set of GUI tools and controls. It seems that this is the same as your previous question: How to deploy C# based windows application for linux and OS X?[^].

Mono

Gtk#

desktop

How to create cross platform standalone GUI based desktop application?

15 Oct 2018 by Richard MacCutchan

You could try with Java. It is claimed to run on any platform, and supports a rich set of GUI tools and controls.

Mono

Gtk#

desktop

How to deploy C# based windows application for linux and OS X?

6 Oct 2018 by HARDIK Joshi

Hi, I have c# based windows application and I want to port that application for Linux and OS X. Is it possible? if possible then how? if not possible then please guide or what can do? I am doing R & D from last 15 days so I found every where about MONO, GTK#, QT and Electron but I can't...

How to deploy C# based windows application for linux and OS X?

6 Oct 2018 by kanangandhi

How to deploy C# windows application on mac OS? - Refer this question[^]

Object Oriented JavaScript Class Library in C#/.NET Style

10 Sep 2018 by Evaldas Jocys

JavaScript class library which partly replicates Microsoft .NET Framework structure and functionality.

My terraria mod isnt working

9 Aug 2018 by Member 13944019

I am receiving this error: error CS0103: The name 'Methods' does not exist in the current context My code: using System; using System.Collections.Generic; using Microsoft.Xna.Framework; using Terraria; using Terraria.ID; using Terraria.ModLoader; namespace SwordsMod.NPCs.Bosses { public...

Mono

My terraria mod isnt working

9 Aug 2018 by Richard MacCutchan

You are trying to call what look like static methods in the Methods class, but you have not imported a definition of the class via a using directive. currentFlyDirection = Methods.SlowRotation(currentFlyDirection, flyDirection, rotationSpeed); npc.velocity =...

Mono

My terraria mod isnt working

9 Aug 2018 by Dave Kreskowiak

Well, the error message says that you don't have a class called "Methods" anywhere in your project, either in your own code files or in any namespace that you imported in your "using" statements at the top of the code.

Mono

Music Notation in .NET

15 Jul 2018 by Ajcek84

Open source library for music engraving in desktop, mobile and web applications

Making .NET Applications Scriptable with Aphid, an Embeddable Scripting Language

22 Apr 2018 by JohnLeitch

This article details how to make .NET applications scriptable with Aphid, an embeddable scripting language.

Case Insensitive Search Filter in OData ASP.NET Core 2.0 Web API as an OWIN Middleware

31 Jan 2018 by Pawel idzikowski

How to replace the web API request query string to provide case insensitive OData search

Datagridviewcomboboxcolumn problem (winform + mono run on linux)

30 Jan 2018 by FerryFisher

in my winform UI have a datagridview ,this grid has a datagridviewComboBoxColumn column ,I have set this comboxColumn's datasource 、 ValueMemeber and DispalyMember,it run good on windows,but after Mono ,Run on Linux is No normal,it dropDown List show DisplayMemeber data and store DisplayMemeber...

Mono

JsonUtility, A Fast, Lightweight C# JSON Drop-in

17 Jan 2018 by honey the codewitch

Dependency free, fast, lightweight JSON parsing and light query

Seven-segment LED Control for .NET

1 Aug 2017 by Dmitry Brant

A custom control for Windows Forms that looks like an electronic 7-segment LED display.

Converting Latitude and Longitude to British National Grid in C#

28 Jun 2017 by John Newcombe

Presents an explanation of Datum transformations with examples shown in C#

EMGUCV /C# program developed on Intel i86+visual studio combination to be ported to raspberry pi (linux+arm)

21 Jun 2017 by Member 11741397

I have a video processing program that I have built on EMGUCV and C# using Visual Studio and an Intel i86 desktop environment. This has been made to work in an Ubuntu 1404 environment with Intel i86 processors, using Mono. Now, the new challenge is that this has to be ported to the Raspberry...

Is decorator design pattern right for me?

9 Jun 2017 by mclang

I have Mono/C# socket server that accepts several different types of clients. When client connects and sends data, a client factory is used to create new client of right type. The basic type is determined from the data client sends. This is the easy part - I have IClient interface that each...

Mono

Is decorator design pattern right for me?

9 Jun 2017 by cjmakwana

When we say, client sends data in 1 above, what is the format of the data ? If it is serialized stream of bytes, how will the server determine on which exact concrete type it should initialized for the respective data stream ? This actually makes the things more complicated. If possible, let's...

Mono

Just Another .NET AOP Framework: NConcern

7 May 2017 by Jung Hyun, Nam

Introducing NConcern, a free open source compile-time AOP framework

Writing a XAML application for X11 and Windows to create HTML help for assemblies

24 Mar 2017 by Steffen Ploetz

This article introduces a small tool (much simpler than sandcaste help file builder) to create HTML help for .NET/MONO assemblies and reviews the XAML based approach to create GUI application with the Roma Widget Set XrwXAML.

How to stop a process from system.diagnostics.process and continue reading till the end

20 Mar 2017 by Emin Kokalari

I'm using this code but when i stop the process it not get the ping statistics :System.Diagnostics.Process p = new System.Diagnostics.Process();p.StartInfo.FileName = "ping";p.StartInfo.Arguments = "-c " + count + " -i " + interval + " -s " + buffer + " -W " + timeout + " " +...

Call native C code from Mono

14 Mar 2017 by Arun Kumar K S

Hello,I created one Mono application to call C method from a shared library in Linux. My code is listed belowusing System;using System.Runtime.InteropServices;namespace testConsole{ class MainClass { ...

Call native C code from Mono

14 Mar 2017 by sunilkumarsomani

For same logic i am able to include .so file of c project and can call its functions by c#. But if i use .so file of c++ project into c# then its giving entry point error. please update me.

Ping IP or HOSTNAME problem , always returns : TTL expired !

13 Mar 2017 by Jochen Arndt

You are trying to ping a system in the same network. So there is no router involved that might return a Destination Host Unreachable. There is no other device reacting on the echo request besides the adressed one and if that is not present a time out will occur.When using the ADB shell, the...

Ping IP or HOSTNAME problem , always returns : TTL expired !

13 Mar 2017 by Emin Kokalari

Problem with pinging ip or hostnames... The problem is that always receive Status : TTL Expire even when host is not reachable,doesnt exist, or other ...code is this :PingReply Reply = await pingo.SendPingAsync(text_ip.Text, 4000, buffer, options); Toast.MakeText(Activity,...

Enumeration Types do not Enumerate! Working around .NET and Language Limitations

10 Mar 2017 by Sergey Alexandrovich Kryukov

Generic classes for enumeration-based iteration and array indexing

Generating Anagrams at Breakneck Speed

9 Mar 2017 by Graeme_Grant

A documented journey looking for the fastest solution for generating valid Anagrams for the Weekly Code Project Challenge...

How to auto scroll recyclerview to item last position ? xamarin.android

5 Mar 2017 by Emin Kokalari

My Code is this but not working :public class ping : SupportFragment{View view;RecyclerView mRecyclerView;RecyclerView.LayoutManager mLayoutManager;RecyclerView.Adapter mAdapter;public List mdata;int i = 0;public override void OnCreate(Bundle...

Learning SQLite databases in Xamarin for Android

19 Feb 2017 by Afzaal Ahmad Zeeshan

In this article I will give you a complete overview of SQLite databases in Android and how to consume them using Xamarin APIs.

Writing a XAML application for X11 and Windows drawing a chessboard to demonstrate DrawingBrush

14 Feb 2017 by Steffen Ploetz

Currently none of the big Linux/Unix (X11) GUI application frameworks (GTK+, KDE) support XAML based application development. The Moonlight project (including XAML support) was abandoned on May 29, 2012. This article reviews a XAML based application utilizing the DrawingBrush with offset and tiles.

REST in WebApi

3 Feb 2017 by tranthanhtu.vn

In "REST - Overview" article, I were introduced the basic rules in RESTful, Can you show me how to implement in WebApi?Ok, in this article, we will learn how to implement those rules in WebApi using C#.Where could I get sourcode was used in this article?Please checkout the code at https://github.com

LINQ-to-Lists

13 Jan 2017 by Qwertie

With this library,"from x in list select x.Property" returns another list.

Arithmetic in generic code

10 Jan 2017 by Qwertie

Want to square-root an arbitrary type T in your generic code and multiply it by its natural logarithm? No problem.

Avoid tedious coding with LeMP

10 Dec 2016 by Qwertie

The Lexical Macro Processor transforms your C# code with a LISP-inspired macro system. Nice substitute for T4 templates, with Visual Studio integration and a Linux-compatible editor.

Building a Puzzle Game with Xamarin Forms

25 Nov 2016 by Daniel Vaughan

A fun Xamarin Forms implementation of the game Sokoban, demonstrating how to port a UWP puzzle game to both Android and iOS while sharing nearly all code across platforms.

Exception in showing ASP.NET page in linux via mono

1 Nov 2016 by atul sharma 5126

Hi All,I am trying to run an asp.net application on Suse Server 11 through Apache and Mono. The following exception is showing in browser:System.TypeLoadException Could not resolve type with token 0100008eDescription: HTTP 500.Error processing request.Details: Non-web...

Linux

Mono

ASP.NET

Simple radial gradient implementation with XAML sample application for X11 (but without the need for any external library)

26 Sep 2016 by Steffen Ploetz

How to calculate a radial gradient and draw the output on a System.Drawing.Bitmap. And how to use this bitmap as a tile pixmap to fill any path.

Understand X11 graphics context functions by samples

22 Sep 2016 by Steffen Ploetz

This tip shall help to select the desired GCFunction for fill operations.

C#3.5

X11

Mono

Implementing Deep Cloning using Reflection

20 Sep 2016 by Alen Toma

How to implement deep cloning using Reflection

Video player on linux C# mono

27 Jul 2016 by maurodefilippis

I'm making a Winform application on Linux with C# and Mono.I need to view a video inside of my application.Obviously the components related to Windows Media Player does not work .In principle, enough for me to see a video ( no buttons with controls ) and have a chance to start it and...

Linux

Mono

Video player on linux C# mono

27 Jul 2016 by Jochen Arndt

There is an existing Mono based OpenSource video player: Banshee[^].So you might have a look at the sources to see how they have done it.There is also the GitHub - majorsilence/MPlayerControl: MPlayer c# .net library[^] for MPlayer - The Movie Player[^].

Linux

Mono

Investigate the Window Manager Shell Window ID

10 Jul 2016 by Steffen Ploetz

Investigate the window manager's shell window ID and additional information of an OpenTK window.

Code style guidelines for Microsoft VisualBasic

20 May 2016 by Mr. xieguigang 谢桂纲

Code style guidelines for Microsoft VisualBasic

.NET

.NET4.5

Mono

Professional Techniques for C# - Lecture Notes Part 4 of 4

13 May 2016 by Florian Rappl

The last part discusses attributes, iterators and some more advanced topics.

How to consume WCF in linux

12 May 2016 by Member 11340242

I have wcf publish on server. I want to consume web service using dynamically method in linux mono C#, in windows it is working fine but i do not know to consume web service in linux can any one help me ?

.NET

Linux

Mono

Advanced Programming with C# - Lecture Notes Part 3 of 4

10 May 2016 by Florian Rappl

The third part discusses events, asynchronous and dynamic types, the TPL, and reflection.

Real-Time Web App Made Simple with MVVM over SignalR - Part 2

16 Apr 2016 by dsuryd

Building real-time web user interface for Windows service, or self-hosted with cross-platform Mono.

Guide for building C# apps on Ubuntu: Graphical applications using Windows Forms

20 Mar 2016 by Afzaal Ahmad Zeeshan

In this episode I am going to talk about using graphical applications in Mono. The graphical framework to use would be Windows Forms.

C# Gets Pattern Matching, Disjoint Unions, Tuples and Ranges

8 Mar 2016 by Qwertie

Well, not literally. Enhanced C# supports pattern matching, ADTs, and tuples, so Plain C# gets all that by transitivity.

A New Parser Generator for C#

5 Mar 2016 by Qwertie

LLLPG, the Loyc LL(k) Parser Generator: now parsing C# itself!

Zyan Drench, A Game for Android with Wifi Support

28 Feb 2016 by AlexeyYakovlev

This article describes building an Android game with networking support using C#, Xamarin.Android platform and Zyan Communication Framework.

Building and Running Embedded Linux .NET Applications from First Principles

23 Feb 2016 by Alex J Lennon

.NET applications on Yocto/OpenEmbedded Linux

NamingFormatter - String Interpolation in Runtime Solution

10 Feb 2016 by Kouji Matsui

This library is simple and is a substitution of System.String.Format.

Reflections on a GUI Toolkit Based on OpenGL/OpenTK in MONO/.NET for Serious Applications

24 Jan 2016 by Steffen Ploetz

Check OpenGL as a basis for appealing applications, that are not necessarily games.

Programming C# on Mac — One post guide

24 Jan 2016 by Afzaal Ahmad Zeeshan

This is an introductory post for Mac developers to get started using C# programming language on Mac environments using Mono Project!

Guide For Building C# Apps on Ubuntu: NuGet Packages

21 Jan 2016 by Afzaal Ahmad Zeeshan

In this post version, I have talked about NuGet packages and their management in Mono environment.

Guide for Building C# Apps on Ubuntu: Cryptographic Helpers

21 Jan 2016 by Afzaal Ahmad Zeeshan

This post is intended to demonstrate the cryptographic functions in Mono environment. Hashing the passwords and encryption decryption has been talked here.

Guide for Building C# Apps on Ubuntu: Project Files and Output

19 Jan 2016 by Afzaal Ahmad Zeeshan

This short post is about the project files that are created when a new project is created using a template provided in MonoDevelop.

Record audio from microphone into .wav format and playback using AudioUnit in Xamarin.ios

18 Jan 2016 by ashishkumar008

I am trying to record audio data from microphone in .wav file and playback it. I need also actual data (amplitude) for ploting graph so i am using AudioUnit. I setup inputCallBack and renderCallBack for AudioUnit object But i don't know how to write AudioBuffers to .wav file from render_CallBack...

Guide for Building C# Apps on Ubuntu: Language Quickies

15 Jan 2016 by Afzaal Ahmad Zeeshan

This is the second part of the series of articles for Ubuntu programming using C#. In this, I am talking about the quick tools and helpful features provided by MonoDevelop for C# programmers.

Guide for Building C# Apps on Ubuntu: MonoProject Introduction

15 Jan 2016 by Afzaal Ahmad Zeeshan

This is the first part in the series of posts about Ubuntu programming using C# language. In this post, I have discussed a few features of MonoProject IDE, which is used for C# programming on Ubuntu environment.

Cross compiling in Linux for Windows using MonoDevelop

7 Dec 2015 by LLLLGGGG

Good day everybody,I've recently switched to Linux Mint as my primary operating system (actually I'm still trying it in a Virtual machine, but I'm going to install it on my computer very soon), so I am not an expert in that field.I'm doing a school project for my last year of Liceo and...

Cross compiling in Linux for Windows using MonoDevelop

7 Dec 2015 by Sergey Alexandrovich Kryukov

You did not provide any relevant information on the project, so I cannot give you a recipe to overcome the problems, but there are things you need to understand correctly.First of all, this is not cross-compilation. This is the compilation using different compilers for the same platform....

c# User control on Mono Develop - SOLVED

1 Dec 2015 by maurodefilippis

SOLUTION The problem was not in User Controls but in their function paint override.I created an override that did set some parameters of control (size of text, syle of text) and then drew the base paint public override paint(..)...instruction...base.paint()..and this created...

C#3.5

Linux

Mono

c# User control on Mono Develop - SOLVED

1 Dec 2015 by maurodefilippis

I'm porting a Windows Form C# application in Linux using mono.I'm solving a lot of problem but now i don't know what i have to do.I can't use User Control on linux.I used many user control as container with some control(each User Control is a button bar with some big button)that i...

C#3.5

Linux

Mono

Writing a XAML Minesweeper game for X11 and Windows

9 Nov 2015 by Steffen Ploetz

How Can I Use Programmatically Several Ip Addresses On My Vpn Server? (With Sockets)

2 Nov 2015 by bling

Bind the socket to a specific address.https://msdn.microsoft.com/en-us/library/system.net.sockets.socket.bind%28v=vs.110%29.aspx[^]

Linux

Mono

sockets

How Can I Use Programmatically Several Ip Addresses On My Vpn Server? (With Sockets)

2 Nov 2015 by Frozzeg

My VPN provider offers me additional external IP addresses. How can i choose in Socket class, which IP to use when sending or receiving packets.

Linux

Mono

sockets

What is going on with Mono?

28 Oct 2015 by webmaster442

It's a mono bug. Try updating your mono version to the latest available. You can get the latest version directly from the Mono project. Don't rely on the distribution packed version, because usualy they are far behind the official latest...

WINE

Mono

What is going on with Mono?

28 Oct 2015 by Zhivko Kabaivanov

I am trying to make a .NET 2 application to run on a Linux environment. So I write code for reading XML documentSomething like this:XmlDocument xmldoc = new XmlDocument();xmldoc.Load(SettingsName);XmlNodeList xmlNodeList= xmldoc.SelectNodes("/settings/devicesettings/");After...

WINE

Mono

Programming the Roma Widget Set (C# X11) - a zero dependency GUI application framework - Programming techniques

21 Oct 2015 by Steffen Ploetz

How to develop Linux/Unix (X11) GUI applications in C# efficiently without dependencies to GUI frameworks like GTK or KDE. Description of simple widgets.

SeaHawks Wearable: The 12th Men Support

17 Oct 2015 by maq_rohit

The Seahawk- 12's watch for Android wearable