History of MQL5.community development

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.