MQL5 Cookbook: Getting properties of an open hedge position
MetaTrader 5 is a multi-asset platform. Moreover, it supports different position management systems. Such opportunities provide significantly expanded options for the implementation and formalization...
Automated Optimization of an EA for MetaTrader 5
This article describes the implementation of a self-optimization mechanism under MetaTrader 5.
Elder-Ray (Bulls Power and Bears Power)
The article dwells on Elder-Ray trading system based on Bulls Power, Bears Power and Moving Average indicators (EMA — exponential averaging). This system was described by Alexander Elder in his book...
50,000 completed orders in the MQL5.com Freelance service
Members of the official MetaTrader Freelance service have completed more than 50,000 orders as at October 2018. This is the world's largest Freelance site for MQL programmers: more than a thousand...
Combining trend and flat strategies
There are numerous trading strategies out there. Some of them look for a trend, while others define ranges of price fluctuations to trade within them. Is it possible to combine these two approaches to...
Deep Neural Networks (Part VIII). Increasing the classification quality of bagging ensembles
The article considers three methods which can be used to increase the classification quality of bagging ensembles, and their efficiency is estimated. The effects of optimization of the ELM neural...
PairPlot graph based on CGraphic for analyzing correlations between data arrays (time series)
Comparing several time series during a technical analysis is a quite common task that requires appropriate tools. In this article, I suggest developing a tool for graphical analysis and detecting...
950 websites broadcast the Economic Calendar from MetaQuotes
The widget provides websites with a detailed release schedule of 500 indicators and indices, of the world's largest economies. Thus, traders quickly receive up-to-date information on all important...
Developing stock indicators featuring volume control through the example of the delta indicator
The article deals with the algorithm of developing stock indicators based on real volumes using the CopyTicks() and CopyTicksRange() functions. Some subtle aspects of developing such indicators, as...
Universal RSI indicator for working in two directions simultaneously
When developing trading algorithms, we often encounter a problem: how to determine where a trend/flat begins and ends? In this article, we try to create a universal indicator, in which we try to...
Custom presentation of trading history and creation of report diagrams
The article describes custom methods for assessing the trading history. Two classes have been written for downloading and analyzing history. The first of them collects the trading history and...
14,000 trading robots in the MetaTrader Market
The largest store of ready-made applications for algo-trading now features 13,970 products. This includes 4,800 robots, 6,500 indicators, 2,400 utilities and other solutions. Almost half of the...
Trading account monitoring is an indispensable trader's tool
Trading account monitoring provides a detailed report on all completed deals. All trading statistics are collected automatically and provided to you as easy-to-understand diagrams and graphs.
Expert Advisor featuring GUI: Adding functionality (part II)
This is the second part of the article showing the development of a multi-symbol signal Expert Advisor for manual trading. We have already created the graphical interface. It is now time to connect it...
Integrating MQL-based Expert Advisors and databases (SQL Server, .NET and C#)
The article describes how to add the ability to work with Microsoft SQL Server database server to MQL5-based Expert Advisors. Import of functions from a DLL is used. The DLL is created using the...
Visualizing optimization results using a selected criterion
In the article, we continue to develop the MQL application for working with optimization results. This time, we will show how to form the table of the best results after optimizing the parameters by...
Testing currency pair patterns: Practical application and real trading perspectives. Part IV
This article concludes the series devoted to trading currency pair baskets. Here we test the remaining pattern and discuss applying the entire method in real trading. Market entries and exits,...
Deep Neural Networks (Part VII). Ensemble of neural networks: stacking
We continue to build ensembles. This time, the bagging ensemble created earlier will be supplemented with a trainable combiner — a deep neural network. One neural network combines the 7 best ensemble...
How to create Requirements Specification for ordering a trading robot
Are you trading using your own strategy? If your system rules can be formally described as software algorithms, it is better to entrust trading to an automated Expert Advisor. A robot does not need...
Implementing indicator calculations into an Expert Advisor code
The reasons for moving an indicator code to an Expert Advisor may vary. How to assess the pros and cons of this approach? The article describes implementing an indicator code into an EA. Several...
Comparative analysis of 10 flat trading strategies
The article explores the advantages and disadvantages of trading in flat periods. The ten strategies created and tested within this article are based on the tracking of price movements inside a...
Applying the Monte Carlo method for optimizing trading strategies
Before launching a robot on a trading account, we usually test and optimize it on quotes history. However, a reasonable question arises: how can past results help us in the future? The article...
Deep Neural Networks (Part VI). Ensemble of neural network classifiers: bagging
The article discusses the methods for building and training ensembles of neural networks with bagging structure. It also determines the peculiarities of hyperparameter optimization for individual...
Expert Advisor featuring GUI: Creating the panel (part I)
Despite the fact that many traders still prefer manual trading, it is hardly possible to completely avoid the automation of routine operations. The article shows an example of developing a...
How to analyze the trades of the Signal selected in the chart
The trade Signals service develops in leaps and bounds. Trusting our funds to a signal provider, we would like to minimize the risk of losing our deposit. So how to puzzle out in this forest of trade...
Improving Panels: Adding transparency, changing background color and inheriting from CAppDialog/CWndClient
In this article, we continue studying the use of CAppDialog. Now we will learn how to set color for the background, borders and header of the dialog box. Also, this article provides a step-by-step...
Social Trading. Can a profitable signal be made even better?
Most subscribers choose a trade signal by the beauty of the balance curve and by the number of subscribers. This is why many today's providers care of beautiful statistics rather than of real signal...
Visual strategy builder. Creating trading robots without programming
This article presents a visual strategy builder. It is shown how any user can create trading robots and utilities without programming. Created Expert Advisors are fully functional and can be tested in...
Developing the oscillator-based ZigZag indicator. Example of executing a requirements specification
The article demonstrates the development of the ZigZag indicator in accordance with one of the sample specifications described in the article "How to prepare Requirements Specification when ordering...
Processing optimization results using the graphical interface
This is a continuation of the idea of processing and analysis of optimization results. This time, our purpose is to select the 100 best optimization results and display them in a GUI table. The user...
Random Decision Forest in Reinforcement learning
Random Forest (RF) with the use of bagging is one of the most powerful machine learning methods, which is slightly inferior to gradient boosting. This article attempts to develop a self-learning...
Developing multi-module Expert Advisors
MQL programming language allows implementing the concept of modular development of trading strategies. The article shows an example of developing a multi-module Expert Advisor consisting of separately...
ZUP - Universal ZigZag with Pesavento patterns. Search for patterns
The ZUP indicator platform allows searching for multiple known patterns, parameters for which have already been set. These parameters can be edited to suit your requirements. You can also create new...
Synchronizing several same-symbol charts on different timeframes
When making trading decisions, we often have to analyze charts on several timeframes. At the same time, these charts often contain graphical objects. Applying the same objects to all charts is...
Multi-symbol balance graph in MetaTrader 5
The article provides an example of an MQL application with its graphical interface featuring multi-symbol balance and deposit drawdown graphs based on the last test results.
Deep Neural Networks (Part V). Bayesian optimization of DNN hyperparameters
The article considers the possibility to apply Bayesian optimization to hyperparameters of deep neural networks, obtained by various training variants. The classification quality of a DNN with the...
Comparing speeds of self-caching indicators
The article compares the classic MQL5 access to indicators with alternative MQL4-style methods. Several varieties of MQL4-style access to indicators are considered: with and without the indicator...
How to create a graphical panel of any complexity level
The article features a detailed explanation of how to create a panel on the basis of the CAppDialog class and how to add controls to the panel. It provides the description of the panel structure and a...
Visualizing trading strategy optimization in MetaTrader 5
The article implements an MQL application with a graphical interface for extended visualization of the optimization process. The graphical interface applies the last version of EasyAndFast library....
How to create Requirements Specification for ordering an indicator
Most often the first step in the development of a trading system is the creation of a technical indicator, which can identify favorable market behavior patterns. A professionally developed indicator...