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MQL5 Programming Articles
Study the MQL5 language for programming trading strategies in numerous published articles mostly written by you - the community members. The articles are grouped into categories to help you quicker find answers to any questions related to programming: Integration, Tester, Trading Strategies, etc.
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Learn how to design a trading system by Bollinger Bands
In this article, we will learn about Bollinger Bands which is one of the most popular indicators in the trading world. We will consider technical analysis and see how to design an algorithmic trading
Graphics in DoEasy library (Part 91): Standard graphical object events. Object name change history
In this article, I will refine the basic functionality for providing control over graphical object events from a library-based program. I will start from implementing the functionality for storing the
Improved candlestick pattern recognition illustrated by the example of Doji
How to find more candlestick patterns than usual? Behind the simplicity of candlestick patterns, there is also a serious drawback, which can be eliminated by using the significantly increased
Matrices and vectors in MQL5
By using special data types 'matrix' and 'vector', it is possible to create code which is very close to mathematical notation. With these methods, you can avoid the need to create nested loops or to
Combinatorics and probability for trading (Part V): Curve analysis
In this article, I decided to conduct a study related to the possibility of reducing multiple states to double-state systems. The main purpose of the article is to analyze and to come to useful
Graphics in DoEasy library (Part 90): Standard graphical object events. Basic functionality
In this article, I will implement the basic functionality for tracking standard graphical object events. I will start from a double click event on a graphical object
Learn how to design different Moving Average systems
There are many strategies that can be used to filter generated signals based on any strategy, even by using the moving average itself which is the subject of this article. So, the objective of this
Combinatorics and probability for trading (Part IV): Bernoulli Logic
In this article, I decided to highlight the well-known Bernoulli scheme and to show how it can be used to describe trading-related data arrays. All this will then be used to create a self-adapting
Advanced EA constructor for MetaTrader - botbrains.app
In this article, we demonstrate features of botbrains.app - a no-code platform for trading robots development. To create a trading robot you don't need to write any code - just drag and drop the
Universal regression model for market price prediction (Part 2): Natural, technological and social transient functions
This article is a logical continuation of the previous one. It highlights the facts that confirm the conclusions made in the first article. These facts were revealed within ten years after its
Graphics in DoEasy library (Part 89): Programming standard graphical objects. Basic functionality
Currently, the library is able to track standard graphical objects on the client terminal chart, including their removal and modification of some of their parameters. At the moment, it lacks the
Learn Why and How to Design Your Algorithmic Trading System
This article shows the basics of MQL for beginners to design their Algorithmic trading system (Expert Advisor) through designing a simple algorithmic trading system after mentioning some basics of
WebSockets for MetaTrader 5 — Using the Windows API
In this article, we will use the WinHttp.dll to create a WebSocket client for MetaTrader 5 programs. The client will ultimately be implemented as a class and also tested against the Binary.com
Manual charting and trading toolkit (Part III). Optimization and new tools
In this article, we will further develop the idea of drawing graphical objects on charts using keyboard shortcuts. New tools have been added to the library, including a straight line plotted through
MQL5 Cookbook – Economic Calendar
The article highlights the programming features of the Economic Calendar and considers creating a class for a simplified access to the calendar properties and receiving event values. Developing an
An attempt at developing an EA constructor
In this article, I offer my set of trading functions in the form of a ready-made EA. This method allows getting multiple trading strategies by simply adding indicators and changing inputs
Graphics in DoEasy library (Part 88): Graphical object collection — two-dimensional dynamic array for storing dynamically changing object properties
In this article, I will create a dynamic multidimensional array class with the ability to change the amount of data in any dimension. Based on the created class, I will create a two-dimensional
Using AutoIt With MQL5
Short description. In this article we will explore scripting the MetraTrader 5 terminal by integrating MQL5 with AutoIt. In it we will cover how to automate various tasks by manipulating the
Fix PriceAction Stoploss or Fixed RSI (Smart StopLoss)
Stop-loss is a major tool when it comes to money management in trading. Effective use of stop-loss, take profit and lot size can make a trader more consistent in trading and overall more profitable
Use MQL5.community channels and group chats
The MQL5.com website brings together traders from all over the world. Users publish articles, share free codes, sell products in the Market, perform Freelance orders and copy trading signals. You can
Graphics in DoEasy library (Part 87): Graphical object collection - managing object property modification on all open charts
In this article, I will continue my work on tracking standard graphical object events and create the functionality allowing users to control changes in the properties of graphical objects placed on
Graphics in DoEasy library (Part 86): Graphical object collection - managing property modification
In this article, I will consider tracking property value modification, as well as removing and renaming graphical objects in the library
Multilayer perceptron and backpropagation algorithm (Part II): Implementation in Python and integration with MQL5
There is a Python package available for developing integrations with MQL, which enables a plethora of opportunities such as data exploration, creation and use of machine learning models. The built in
Better Programmer (Part 07): Notes on becoming a successful freelance developer
Do you wish to become a successful Freelance developer on MQL5? If the answer is yes, this article is right for you
Graphics in DoEasy library (Part 85): Graphical object collection - adding newly created objects
In this article, I will complete the development of the descendant classes of the abstract graphical object class and start implementing the ability to store these objects in the collection class. In
Graphics in DoEasy library (Part 84): Descendant classes of the abstract standard graphical object
In this article, I will consider creation of descendant objects for the terminal abstract standard graphical object. The class object describes the properties that are common for all graphical
Programming a Deep Neural Network from Scratch using MQL Language
This article aims to teach the reader how to make a Deep Neural Network from scratch using the MQL4/5 language
Better Programmer (Part 06): 9 habits that lead to effective coding
It's not always all about writing the code that leads to effective coding. There are certain habits that I have found in my experience that lead to effective coding. We are going to discuss some of
Graphics in DoEasy library (Part 83): Class of the abstract standard graphical object
In this article, I will create the class of the abstract graphical object. This object is to serve as a basis for creating the class of standard graphical objects. Graphical objects feature multiple
Dealing with Time (Part 2): The Functions
Determing the broker offset and GMT automatically. Instead of asking the support of your broker, from whom you will probably receive an insufficient answer (who would be willing to explain a missing
Combinatorics and probability theory for trading (Part III): The first mathematical model
A logical continuation of the earlier discussed topic would be the development of multifunctional mathematical models for trading tasks. In this article, I will describe the entire process related to
Dealing with Time (Part 1): The Basics
Functions and code snippets that simplify and clarify the handling of time, broker offset, and the changes to summer or winter time. Accurate timing may be a crucial element in trading. At the current
Graphics in DoEasy library (Part 82): Library objects refactoring and collection of graphical objects
In this article, I will improve all library objects by assigning a unique type to each object and continue the development of the library graphical objects collection class
Combinatorics and probability theory for trading (Part II): Universal fractal
In this article, we will continue to study fractals and will pay special attention to summarizing all the material. To do this, I will try to bring all earlier developments into a compact form which
Graphics in DoEasy library (Part 81): Integrating graphics into library objects
It is time to start the integration of the already created objects into the previously created library objects. This will ultimately endow each library object with its own graphical object allowing
Better programmer (Part 05): How to become a faster developer
Every developer wants to be able to write code faster, and being able to code faster and effective is not some kind of special ability that only a few people are born with. It's a skill that can be
Graphics in DoEasy library (Part 80): "Geometric animation frame" object class
In this article, I will optimize the code of classes from the previous articles and create the geometric animation frame object class allowing us to draw regular polygons with a given number of
Exploring options for creating multicolored candlesticks
In this article I will address the possibilities of creating customized indicators with candlesticks, pointing out their advantages and disadvantages
Bid/Ask spread analysis in MetaTrader 5
An indicator to report your brokers Bid/Ask spread levels. Now we can use MT5s tick data to analyze what the historic true average Bid/Ask spread actually have recently been. You shouldn't need to
Graphics in DoEasy library (Part 79): "Animation frame" object class and its descendant objects
In this article, I will develop the class of a single animation frame and its descendants. The class is to allow drawing shapes while maintaining and then restoring the background under them
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