Nguyen Van Luong
Nguyen Van Luong
  • Information
6+ years
experience
1
products
1
demo versions
0
jobs
0
signals
0
subscribers
Nguyen Van Luong
Added topic EAs cannot backtest when using the functions SymbolInfoInteger() or SymbolInfoString()?
I am using version 5.00 build 6230. I am writing an EA. If I use functions like SymbolInfoInteger () or SymbolInfoString (), it becomes impossible to perform a backtest. for (int i = 0; i < SymbolsTotal(false); i++) { string Symb =
Nguyen Van Luong
Added topic Error 5126 (ERR_DATABASE_NO_MORE_DATA) when trying to read data from a table.
I have a table like this: int Read_LastTrend( string UsedSymbol, string sCol) {    int Ret = 0 ;    ResetLastError ();       //Create or open the database in the common terminal folder    string
Nguyen Van Luong
Nguyen Van Luong
Creating an MQL5-Telegram Integrated Expert Advisor (Part 1): Sending Messages from MQL5 to Telegram

https://www.mql5.com/en/articles/15457
Nguyen Van Luong
Added topic Please give me the download link for the portable of version 5 build 5770.
I want to downgrade version 5 build 5770. Please send to me the portable of version 5 build 5770. Thank you so much
Nguyen Van Luong
Added topic The trading was done entirely using an EA, so why does the report show "Manual Trading"?
I used the EA on the new account and did not manually intervene in any trades. But why does the report have "27 Manual Trading "? EAs utilize instant orders, limit orders, Stop-loss, Take-profit and order closure when certain criteria are
Nguyen Van Luong
Added topic Why do these two functions different results?
Why do these two functions different results? I've always used method 1, but I found the results unsatisfactory, so I tried method 2 and it gave me the desired results. Method 1: bool Save_History_StrongConsensus(const char s) {   
Nguyen Van Luong
Nguyen Van Luong
Period Converter Mod - service for MetaTrader 5: https://www.mql5.com/en/code/60406
Nguyen Van Luong
Added topic Unable to display special characters using ObjectSetString() in version 5488
I use the command below to display some special characters. With version 5430, it displays correctly, but when updating to version 5488, it doesn't display as expected. My EA, when compiled with version 5430, had a size of 1.832KB, but when
Nguyen Van Luong
Nguyen Van Luong
Mastering API and WebRequest Function in MQL5 (III): https://www.mql5.com/en/articles/20375
Nguyen Van Luong
Nguyen Van Luong
Calendar-Based Backtesting: an Event-Driven Trading EA - library for MetaTrader 5 - https://www.mql5.com/en/code/55630
Nguyen Van Luong
Added topic Why does the result depend on the condition even though the variable does not change?
Sometimes I can't understand why it is wrong like the example below: if (bb    ) printf ( "@X " + BestEntry + " " + P261_UpDn[tm][SignalIdx].Entry); if (bEntry) printf ( "@Y " + BestEntry + " " + P261_UpDn[tm][SignalIdx].Entry);
Nguyen Van Luong
Nguyen Van Luong
Trading with the MQL5 Economic Calendar (Part 7): Preparing for Strategy Testing with Resource-Based News Event Analysis https://www.mql5.com/en/articles/17603