A backtest doesn't predict the future. It just proves whether your edge ever existed in the past. If your strategy can't survive a rigorous stress test on historical data, it won't survive live markets. What's the biggest flaw you've caught while backtesting your own ideas?

A good trading strategy doesn't need 15 conditions. If you have to filter out every losing trade in your backtest, you are just curve-fitting the past. Keep it simple and protect your edge. What is your go-to baseline indicator?

Stop using close prices for stop losses in your backtests. The strategy tester evaluates bars after they close. If price spikes through your stop mid-bar and comes back, you won't see it in the results. Always use strategy.exit with stop or limit parameters. How are you handling intra-bar risk in your scripts?

The market does not care how good your intuition feels on a Sunday night. If you cannot define your rules clearly enough to code them, you cannot backtest them. If you cannot backtest them, you have a hobby instead of an edge. What strategy are you testing this week?

A backtest isn't just about finding a profitable strategy. It is about building the psychological conviction to execute it when the market turns chaotic. If you don't know your historical max drawdown, how do you expect to survive it in real time? What metric do you value most when reviewing a backtest?

If your new Pine Script strategy looks too good to be true, you are probably looking into the future. The most common mistake new developers make is leaking future data into current bar calculations, usually through improper request.security calls or checking the close price on an open candle. What is the most painful repainting bug you have ever had to track down?

A common mistake in Pine Script is executing trades before the candle closes, leading to repainting. Wrap your entry logic in: if barstate.isconfirmed This ensures your script only acts on finalized data, matching your backtest exactly. What is your biggest challenge when coding strategies?

You don't need a more complex indicator. You need to backtest the one you use. Most traders abandon a strategy after 3 losses. A proper backtest proves if those losses are a broken edge or just variance. What is the biggest flaw a backtest has exposed in your trading?

A backtest won't predict the future, but it will quickly expose a broken idea. Too many traders skip testing because they don't want to find out their favorite setup actually loses money over a large sample size. What was the hardest truth your first backtest taught you?

If your Pine Script repaints, your backtest results are useless. Always use barstate.isconfirmed when triggering orders. Otherwise you are just coding a time machine that only works in the past. What's the worst repainting mistake you've made?

A flawless backtest is usually lying to you. The most common culprit in Pine Script is repainting. Pulling future data into historical bars will make any losing idea look like a perfect chart. Always forward test your code on live data before trusting it. What is your process for validating a new script?

Writing a strategy in Pine Script forces you to define your exact rules. You cannot code a gut feeling. It removes the emotion from execution and makes you trust the data. What is the hardest trading rule you have tried to translate into code?

MARKET REGIME INDICATOR See the trend of any timeframe and any symbol. tradingview.com/script/If6uy…

Another script done—have fun exploring! Bollinger Bands on the RSI. tradingview.com/script/0tdRn…

Indicator live tradingview.com/script/TbTYB… A simple EMA and SMA cross is an indicator that uses alpha from two moving averages: SMA (simple moving average) and EMA (exponential moving average). The point where the EMA and SMA cross is usually a good place to enter a position.