MQL4 and MQL5 Programming Articles

The articles describes and provides a library of functions that allows a trader to optimize his or her Expert Advisor's inputs by launching optimization directly from the EA.

Everyone starting to work in Forex tries to answer these questions. But not everyone finds the answer, even after many years of hard work and search. I personally have answered this question, as well as many other questions of this article. As a result of these answers a way of creating an efficient trading strategy was determined.

This is the final article, devoted to transferring an indicator code into an Expert Advisor code. Here the author transforms on a certain example a code of an Expert Advisor so, that this EA is presented in a single file without calling custom indicators.

The article deals with the ways of how to send internal messages and SMSes from an Expert Advisor to mobile phones using Skype.

This article dwells on the ways of transferring an indicator code into an Expert Advisor Code and on writing Expert Advisors with no calling to custom indicators, and with the whole program code for the calculation of necessary indicator values inside the Expert Advisor. This article gives a general scheme of Expert Advisor changing and the idea of building an indicator function based on a custom indicator. The article is intended for readers, already having experience of programming in MQL4 language.

At present, technical analysis along with the fundamental one is the most important method to analyze stock market. Being one of the predicting methods of stock market pricing dynamics, the technical analysis has a large amount of disadvantages that cast some doubt on its practical applicability.

This article dwells on the ways of transferring an indicator code into an Expert Advisor Code and on writing Expert Advisors with no calling to custom indicators, and with the whole program code for the calculation of necessary indicator values inside the Expert Advisor. This article gives a general scheme of an indicator structure, emulation of indicator buffers in an Expert Advisor and substitution of the function IndicatorCounted(). The article is intended for readers, already having experience of programming in MQL4 language.

The most of traders use special programs to protect their PCs. Unfortunately, these programs don't only protect computers against intrusions, viruses and Trojans, but also consume a significant amount of resources. This relates to network traffic, first of all, which is wholly controlled by various intelligent antiviruses and firewalls. The reason for writing this article was that traders complained of slowed MetaTrader 4 Client Terminal when working with Outpost Firewall. We decided to make our own research using Kaspersky Antivirus 6.0 and Outpost Firewall Pro 4.0.

How to set up Alternative Ichimoku correctly? Read the description of parameters setting up. The article will help you understand the methods of setting up parameters not only of the indicator Ichimoku. Certainly you will also better understand how to set up the standard Ichimoku Kinko Hyo.

In Export Advisors development, the questions of code errors detection and recovery are very important. The peculiarity is that a not detected in time error may ruin a precious idea of a trading system already on the stage of its first testings. That is why any sensible EA developer takes into account such problems from the very beginning. This article dwells on some approaches, helping in this difficult matter.

In this article we will write a simple library for the construction of 3D graphs and their further viewing in Microsoft Excel. We will use standard MQL4 options to prepare and export data into *.csv file.

Cluster indicators are sets of indicators that divide currency pairs into separate currencies. Indicators allow to trace the relative currency fluctuation, determine the potential of forming new currency trends, receive trade signals and follow medium-term and long-term positions.

An idea of testing the hedge Expert Advisors using the strategy tester.

The article describes how to use indicators to watch the situation on financial markets online.

The article describes the usage of virtual trading as an integral part of trade opening filter.

The article describes the methods of how to understand the tester optimization results better. It also gives some tips that help to avoid "harmful optimization".

The article will help newbies in trading to create flexibly adjustable Expert Advisors.

This article contains the concept of operation time that allows to receive more even price flow. It also contains the code of the changed moving average with an allowance for this time transformation.

In this article an example of optimization by profit/drawdown criterion with results returned into a file is developed for a standard Expert Advisor - Moving Average.

The article answers the question: Why can the impossible become possible where much suggests otherwise? Technical analysis reasoning.

The article deals with breakpoint emulation when passed through Tester, debug information being displayed.

We all are aware of that "No profit obtained in the past will guarantee any success in future". However, it is still very actual to be able to estimate trading systems. This article deals with some simple and convenient methods that will help to estimate trade results.

This article contains a detailed description of the Martingale system, as well as precise mathematical calculations, necessary for answering the question: "Is it reasonable to use Martingale?".

The article describes construction of fractal lines of various types using trend lines and fractals.

This is the third article from the series "MQL4 Language for Newbies". Now we will learn to use built-in functions and functions for working with technical indicators. The latter ones will be essential in the future development of your own Expert Advisors and indicators. Besides we will see on a simple example, how we can trace trading signals for entering the market, for you to understand, how to use indicators correctly. And at the end of the article you will learn something new and interesting about the language itself.

You must admit that it sounds alluringly - you become a fortunate possessor of a program that can develop for you a profitable automated trading system (ATC) within a few minutes. All you need is to enter desirable inputs and press Enter. And - here you are, take your ATC tested and having positive expected payoff. Where thousands of people spend thousands of hours on developing that very unique ATC, which will "wine and dine", these statements soundб to put it mildly, very hollow. On the one hand, this really looks a little larger than life... However, to my mind, this problem can be solved.

A simple concept described in the article allows those developing automated trading systems in MQL4 to simplify existing trading systems, as well as reduce time needed for development of new systems due to shorter codes.

Autotrading using VPS. This article is intended exceptionally for autotraders and autotrading supporters.

Many traders speak about neural networks, but what they are and what they really can is known to few people. This article sheds some light on the world of artificial intelligence. It describes, how to prepare correctly the data for the network. Here you will also find an example of forecasting using means of the program Matlab.

ZUP - Universal ZigZag with Pesavento Patterns. Part 2 - Description of Embedded Tools

In this article we will analyze the table of ASCII symbols and the ways it can be used. We will also deal with some new functions, the principle of operation of which is based on the peculiarities of the ASCII table, and then we will create a new library, which will include these functions. They are quite popular in other programming languages, but they are not included into the list of built-in functions. Besides, we will examine in details the basics of working with strings. So, I think you will certainly learn something new about this useful type of data.

Enjoy the process of testing with charts, displaying the balance - now all the necessary information is always in view!

Successful and comfortable trading using MT4 platform without detailed market analysis - is it possible? Can such trading be implemented in practice? I suppose, yes. Especially in terms of the automated trading!

The elaborate interface of the terminal MetaTrader 4 is a forefront, but beside this the terminal includes a deep-laid tester of strategies. And while the worth of MetaTrader 4 as a trading terminal is obvious, the quality of the tester's strategy testing can be assessed only in practice. This article shows the advantages and conveniences of testing in MetaTrader 4.

Step-by-step instructions of how to organize data arrays exchange between MetaTrader 4 and Matlab via CSV files.

The article describes different ways of sending trading signals from a signal program unit of a universal Expert Advisor into the positions and orders controlling unit. It dwells on serial and parallel interfaces.

Cluster indicators are sets of indicators that divide currency pairs into separate currencies. Indicators allow to trace the relative currency fluctuation, determine the potential of formating new currency trends, receive trade signals and follow medium-term and long-term positons.

In this article the author dwells on some means of increasing indicators' informational value for visual trading. The author analyzes the realization of tricolor indicators, indicators, for building which data from other timeframes is used, and continues to dwell on the library of indicators, described in the article "Effective Averaging Algorithms with Minimal Lag: Use in Indicators"

Working on financial markets represents, first of all, trade operations. We all, starting from the very childhood, have an intuitive idea of what is to buy and to sell. But Forex trading is still something special. This article deals with the ideas necessary to explain some terms. We will also consider the MQL 4 functions that correspond with those terms.

This is my idea how to send your trade signal as RSS FEEDS , a famous way to communicate with your community's members right now.