Published article "Library for easy and quick development of MetaTrader programs (part XXI): Trading classes - Base cross-platform trading object".

In this article, we will start the development of the new library section - trading classes. Besides, we will consider the development of a unified base trading object for MetaTrader 5 and MetaTrader 4 platforms. When sending a request to the server, such a trading object implies that verified and correct trading request parameters are passed to it.
The most downloaded free products:
New publications in CodeBase
- Scalping With Virtual Pending Orders This scalping EA demonstrates the use of a Virtual Pending order class library to simulate pending orders.
- CoupleHedgeEA It's a two (2) pairs correlation system to use 3 currencies for make 2 pairs to open hedge orders on those.
Bestsellers in the Market:
The most popular forum topics:
- Discussion of article "Exploring Seasonal Patterns of Financial Time Series with Boxplot" 31 new comments
- Discussion of article "Library for easy and quick development of MetaTrader programs (part XXVII): Working with trading requests - placing pending orders" 25 new comments
- Errors, bugs, questions 19 new comments
The most downloaded free products:
Most downloaded source codes this week
- TokyoSessionEA It's an expert to use price action and trade level to open each order.
- b-clock Show minutes and seconds left before new candle is appeared.
- Volume Profile + Range v6.0 Volume Profile + Range v6.0 (former TPO). Distribution of deals by price levels at a given time interval. Displayed as a histogram.
Most read articles this week

The article deals with storing data in the program's source code and creating audio and graphical files out of them. When developing an application, we often need audio and images. The MQL language features several methods of using such data.

Building an Expert Advisor using separate modules
When developing indicators, Expert Advisors and scripts, developers often need to create various pieces of code, which are not directly related to the trading strategy. In this article, we consider a way to create Expert Advisors using earlier created blocks, such as trailing, filtering and scheduling code, among others. We will see the benefits of this programming approach.

How to purchase a trading robot from the MetaTrader Market and to install it?
A product from the MetaTrader Market can be purchased on the MQL5.com website or straight from the MetaTrader 4 and MetaTrader 5 trading platforms. Choose a desired product that suits your trading style, pay for it using your preferred payment method, and activate the product.
Bestsellers in the Market:
The most downloaded free products:
The most popular forum topics:
Bestsellers in the Market:
The most downloaded free products:
Bestsellers in the Market:
The most popular forum topics:
- Discussion of article "Exploring Seasonal Patterns of Financial Time Series with Boxplot" 30 new comments
- From theory to practice 29 new comments
- MetaTrader 5 Strategy Tester: bugs, bugs, suggestions for improvement 21 new comments
The most downloaded free products:
Bestsellers in the Market:
The most downloaded free products:
Bestsellers in the Market:
The most popular forum topics:
- Questions from Beginners MQL5 MT5 MetaTrader 5 55 new comments
- From theory to practice 52 new comments
- MetaTrader 5 Strategy Tester: bugs, bugs, suggestions for improvement 46 new comments
The most downloaded free products:
Most downloaded source codes this month
- Smart AC Trader The "Smart AC Trader" EA trades with 2 moving averages , If we lose a trade then the EA will take a new trade with the opposite conditions
- Martingale Smart The "Martingale Smart" EA trades with 2 strategies , If we lose a trade then the EA will change strategy and take a new trade with a multiplied/increased lot size,
- Keltner Channel Keltner Channel is volatility-based envelopes set above and below an exponential moving average.
Most read articles this month

Strategy builder based on Merrill patterns
In the previous article, we considered application of Merrill patterns to various data, such as to a price value on a currency symbol chart and values of standard MetaTrader 5 indicators: ATR, WPR, CCI, RSI, among others. Now, let us try to create a strategy construction set based on Merrill patterns.

How to purchase a trading robot from the MetaTrader Market and to install it?
A product from the MetaTrader Market can be purchased on the MQL5.com website or straight from the MetaTrader 4 and MetaTrader 5 trading platforms. Choose a desired product that suits your trading style, pay for it using your preferred payment method, and activate the product.

The article arranges the work of an account object on a new base object of all library objects, improves the CBaseObj base object and tests setting tracked parameters, as well as receiving events for any library objects.
Bestsellers in the Market:
The most downloaded free products:
The most popular forum topics:
- Discussion of article "Exploring Seasonal Patterns of Financial Time Series with Boxplot" 106 new comments
- From theory to practice 40 new comments
- Errors, bugs, questions 27 new comments
Bestsellers in the Market:
The most downloaded free products:
Bestsellers in the Market:
Most downloaded source codes this week
- Gonna Scalp The "Gonna Scalp" EA is a scalper , works with all time frames major forex pairs and stocks NASDAQ.
- Updated Meta Neural Dashboard An old forum indicator that's been updated
- b-clock Show minutes and seconds left before new candle is appeared.
Most read articles this week

Building an Expert Advisor using separate modules
When developing indicators, Expert Advisors and scripts, developers often need to create various pieces of code, which are not directly related to the trading strategy. In this article, we consider a way to create Expert Advisors using earlier created blocks, such as trailing, filtering and scheduling code, among others. We will see the benefits of this programming approach.

Library for easy and quick development of MetaTrader programs (part XIX): Class of library messages
In this article, we will consider the class of displaying text messages. Currently, we have a sufficient number of different text messages. It is time to re-arrange the methods of their storage, display and translation of Russian or English messages to other languages. Besides, it would be good to introduce convenient ways of adding new languages to the library and quickly switching between them.

The article arranges the work of an account object on a new base object of all library objects, improves the CBaseObj base object and tests setting tracked parameters, as well as receiving events for any library objects.
The most downloaded free products:
Bestsellers in the Market:
The most popular forum topics:
- From theory to practice 60 new comments
- Some tools do not work with new 2265 build of MT5 - how to fix? 48 new comments
- SQLite in MQL5: new features and performance testing 29 new comments