MQL5 Programming Articles

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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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Money-Making Algorithms Employing Trailing Stop

This article's objective is to study profitability of algorithms with different entries into trades and exits using trailing stop. Entry types to be used are random entry and reverse entry. Stop

The Most Active MQL5.community Members Have Been Awarded iPhones!

After we decided to reward the most outstanding MQL5.com participants, we have selected the key criteria to determine each participant's contribution to the Community development. As a result, we have

Why Is MQL5 Market the Best Place for Selling Trading Strategies and Technical Indicators

MQL5.community Market provides Expert Advisors developers with the already formed market consisting of thousands of potential customers. This is the best place for selling trading robots and technical

OpenCL: From Naive Towards More Insightful Programming

This article focuses on some optimization capabilities that open up when at least some consideration is given to the underlying hardware on which the OpenCL kernel is executed. The figures obtained

Limitless Opportunities with MetaTrader 5 and MQL5

In this article, I would like to give an example of what a trader's program can be like as well as what results can be achieved in 9 months, having started to learn MQL5 from scratch. This example

Visualize a Strategy in the MetaTrader 5 Tester

We all know the saying "Better to see once than hear a hundred times". You can read various books about Paris or Venice, but based on the mental images you wouldn't have the same feelings as on the

New Article Publishing System at the MQL5.community

We present you a new article publishing system at the MQL5.community. In the new system, we have tried to make the whole process of article writing clear and comfortable by breaking it into several

Kernel Density Estimation of the Unknown Probability Density Function

The article deals with the creation of a program allowing to estimate the kernel density of the unknown probability density function. Kernel Density Estimation method has been chosen for executing the

OpenCL: The Bridge to Parallel Worlds

In late January 2012, the software development company that stands behind the development of MetaTrader 5 announced native support for OpenCL in MQL5. Using an illustrative example, the article sets

MetaTrader 5 - More Than You Can Imagine!

The MetaTrader 5 client terminal has been developed from scratch and far surpasses its predecessor, of course. The new trading platform provides unlimited opportunities for trading in any financial

A Few Tips for First-Time Customers

A proverbial wisdom often attributed to various famous people says: "He who makes no mistakes never makes anything." Unless you consider idleness itself a mistake, this statement is hard to argue

The Simple Example of Creating an Indicator Using Fuzzy Logic

The article is devoted to the practical application of the fuzzy logic concept for financial markets analysis. We propose the example of the indicator generating signals based on two fuzzy rules based

AutoElliottWaveMaker - MetaTrader 5 Tool for Semi-Automatic Analysis of Elliott Waves

The article provides a review of AutoElliottWaveMaker - the first development for Elliott Wave analysis in MetaTrader 5 that represents a combination of manual and automatic wave labeling. The wave

Who Is Who in MQL5.community?

The MQL5.com website remembers all of you quite well! How many of your threads are epic, how popular your articles are and how often your programs in the Code Base are downloaded – this is only a

Getting Rid of Self-Made DLLs

If MQL5 language functional is not enough for fulfilling tasks, an MQL5 programmer has to use additional tools. He\she has to pass to another programming language and create an intermediate DLL. MQL5

How to publish a product on the Market

Start offering your trading applications to millions of MetaTrader users from around the world though the Market. The service provides a ready-made infrastructure: access to a large audience

How to Develop an Expert Advisor using UML Tools

This article discusses creation of Expert Advisors using the UML graphical language, which is used for visual modeling of object-oriented software systems. The main advantage of this approach is the

The Last Crusade

Take a look at your trading terminal. What means of price presentation can you see? Bars, candlesticks, lines. We are chasing time and prices whereas we only profit from prices. Shall we only give

Analyzing the Indicators Statistical Parameters

The technical analysis widely implements the indicators showing the basic quotes "more clearly" and allowing traders to perform analysis and forecast market prices movement. It's quite obvious that

Create Your Own Trading Robot in 6 Steps!

If you don't know how trade classes are constructed, and are scared of the words "Object Oriented Programming", then this article is for you. In fact, you do not need to know the details to write your

The Box-Cox Transformation

The article is intended to get its readers acquainted with the Box-Cox transformation. The issues concerning its usage are addressed and some examples are given allowing to evaluate the transformation

Simple Trading Systems Using Semaphore Indicators

If we thoroughly examine any complex trading system, we will see that it is based on a set of simple trading signals. Therefore, there is no need for novice developers to start writing complex

Multiple Regression Analysis. Strategy Generator and Tester in One

The article gives a description of ways of use of the multiple regression analysis for development of trading systems. It demonstrates the use of the regression analysis for strategy search

Time Series Forecasting Using Exponential Smoothing (continued)

This article seeks to upgrade the indicator created earlier on and briefly deals with a method for estimating forecast confidence intervals using bootstrapping and quantiles. As a result, we will get

Trademinator 3: Rise of the Trading Machines

In the article "Dr. Tradelove..." we created an Expert Advisor, which independently optimizes parameters of a pre-selected trading system. Moreover, we decided to create an Expert Advisor that can not

Promote Your Development Projects Using EX5 Libraries

Hiding of the implementation details of classes/functions in an .ex5 file will enable you to share your know-how algorithms with other developers, set up common projects and promote them in the Web

Securing MQL5 code: Password Protection, Key Generators, Time-limits, Remote Licenses and Advanced EA License Key Encryption Techniques

Most developers need to have their code secured. This article will present a few different ways to protect MQL5 software - it presents methods to provide licensing capabilities to MQL5 Scripts, Expert

The All or Nothing Forex Strategy

The purpose of this article is to create the most simple trading strategy that implements the "All or Nothing" gaming principle. We don't want to create a profitable Expert Advisor - the goal is to

Using Discriminant Analysis to Develop Trading Systems

When developing a trading system, there usually arises a problem of selecting the best combination of indicators and their signals. Discriminant analysis is one of the methods to find such

Speed Up Calculations with the MQL5 Cloud Network

How many cores do you have on your home computer? How many computers can you use to optimize a trading strategy? We show here how to use the MQL5 Cloud Network to accelerate calculations by receiving

Create Your Own Graphical Panels in MQL5

The MQL5 program usability is determined by both its rich functionality and an elaborate graphical user interface. Visual perception is sometimes more important than fast and stable operation. Here is

Time Series Forecasting Using Exponential Smoothing

The article familiarizes the reader with exponential smoothing models used for short-term forecasting of time series. In addition, it touches upon the issues related to optimization and estimation of

Interview with Alexander Arashkevich (ATC 2011)

The Championship fervour has finally subsided and we can take a breath and start rethinking its results again. And we have another winner Alexander Arashkevich (AAA777) from Belarus, who has won a

Analysis of the Main Characteristics of Time Series

This article introduces a class designed to give a quick preliminary estimate of characteristics of various time series. As this takes place, statistical parameters and autocorrelation function are

Creating Expert Advisors Using Expert Advisor Visual Wizard

Expert Advisor Visual Wizard for MetaTrader 5 provides a highly intuitive graphical environment with a comprehensive set of predefined trading blocks that let you design Expert Advisors in minutes

Universal Regression Model for Market Price Prediction

The market price is formed out of a stable balance between demand and supply which, in turn, depend on a variety of economic, political and psychological factors. Differences in nature as well as

The Role of Statistical Distributions in Trader's Work

This article is a logical continuation of my article Statistical Probability Distributions in MQL5 which set forth the classes for working with some theoretical statistical distributions. Now that we

Custom Graphical Controls. Part 3. Forms

This is the last of the three articles devoted to graphical controls. It covers the creation of the main graphical interface component - the form - and its use in combination with other controls. In

Object-Oriented Approach to Building Multi-Timeframe and Multi-Currency Panels

This article describes how object-oriented programming can be used for creating multi-timeframe and multi-currency panels for MetaTrader 5. The main goal is to build a universal panel, which can be

Interview with Andrea Zani (ATC 2011)

On the eleventh week of the Automated Trading Championship, Andrea Zani (sbraer) got featured very close to the top five of the competition. It is on the sixth place with about 47,000 USD now