Marcus Lindqvist
Verified Expert: Algo Trading and MQL5
Member since October 2025
4,390Points
10Level
0Questions
12Answers
10Best answers
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- Verified ExpertOfficially verified as an expert
- Top ContributorEarned 1,000+ reputation points
- First AnswerPublished your first answer
- Rising TraderEarned 100+ reputation points
- Helpful AnswerAnswer accepted 10 times
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Recent Answers
- Can I use TradingView indicators on MT5? Not directly. TradingView indicators are written in Pine Script and MT5 uses MQL5, so a script cannot simply be copied over. Your options...
- What is the difference between OnTick and OnTimer in an MQL5 EA? OnTick runs every time a new price tick arrives for the chart symbol, so it is the normal place for trading logic. OnTimer runs at a fixe...
- How do I get the current spread in MQL5? You can read it in points with SymbolInfoInteger, or calculate it from Ask and Bid: long spreadPoints = SymbolInfoInteger(_Symbol, SYMBOL...
- What is overfitting when optimising an EA? Overfitting (curve fitting) happens when you tune the settings until the EA looks perfect on past data. It then fits the noise of that pe...
- How can I tell if an Expert Advisor is a scam? Warning signs: Guaranteed or fixed returns, "no losing trades", or huge monthly profits Only back-test screenshots, with no live track re...
- Do I need a VPS to run an Expert Advisor? An EA only runs while the platform is open and connected, so if your computer sleeps or the internet drops, it stops. A VPS (a remote com...
- MT4 or MT5, which one should I use? Both are good. The practical differences: MT5 has more timeframes (21 compared with 9 in MT4), more order types, a built-in economic cale...
- Are prop firm challenges worth the fee? It can be useful if you are already consistent, but treat the fee as a cost, not an investment. Read the rules carefully: Daily and maxim...
- How many trades do I need for a back test to be meaningful? No. A sample of fewer than 30 trades tells you almost nothing. Aim for at least 100 trades, and more is better, across different market c...
- Why do martingale and grid strategies blow accounts? Martingale doubles the position after each loss, so one winning trade recovers everything. The problem is that losing streaks happen, and...
