Articles with MQL5 programming examples

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Access a huge collection of articles with code examples showing how to create indicators and trading robots for the MetaTrader platform in the MQL5 language. Source codes are attached to the articles, so you can open them in MetaEditor and run them to see how the applications work.

These articles will be useful both for those who have just started exploring automated trading and for professional traders with programming experience. They feature not only examples, but also contain new ideas.

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Working with Files. An Example of Important Market Events Visualization
Working with Files. An Example of Important Market Events Visualization

Working with Files. An Example of Important Market Events Visualization

The article deals with the outlook of using MQL4 for more productive work at FOREX markets.
Error 146 ("Trade context busy") and How to Deal with It
Error 146 ("Trade context busy") and How to Deal with It

Error 146 ("Trade context busy") and How to Deal with It

The article deals with conflict-free trading of several experts on one МТ 4 Client Terminal. It will be useful for those who have basic command of working with the terminal and programming in MQL 4.
Free-of-Holes Charts
Free-of-Holes Charts

Free-of-Holes Charts

The article deals with realization of charts without skipped bars.
Requirements Applicable to Articles Offered for Publishing at MQL4.com
Requirements Applicable to Articles Offered for Publishing at MQL4.com

Requirements Applicable to Articles Offered for Publishing at MQL4.com

Requirements Applicable to Articles Offered for Publishing at MQL4.com
Expert Advisor Sample
Expert Advisor Sample

Expert Advisor Sample

The principles of MQL4-programs development are shown on sample of creating a simple Expert Advisor system based on the standard MACD indicator.
Testing Features and Limits in MetaTrader 4
Testing Features and Limits in MetaTrader 4

Testing Features and Limits in MetaTrader 4

This article allows to find out more about features and limits of Strategy Tester in MetaTrader 4.
Features of Custom Indicators Creation
Features of Custom Indicators Creation

Features of Custom Indicators Creation

Creation of Custom Indicators in the MetaTrader trading system has a number of features.
Features of Experts Advisors
Features of Experts Advisors

Features of Experts Advisors

Creation of expert advisors in the MetaTrader trading system has a number of features.