There are multiple libraries that you can use to backtest a strategy in Python. However, I often use Backtrader because it is a nice open-source framework that allows me to quickly test historical data, optimize strategies, and create visual plots. Backtrader comes across as being really flexible and quite easy to use – which makes How to write your first, simple backtrader strategy Read More →
Order placement commands are quite important to your TradingView strategy. But many people are surprised by the default behavior of PineScript when it executes market orders. Sample Strategy For an illustration, the Pine Script code below highlights a super simple strategy. In this strategy, we enter and exit long positions using market orders. We also How to Enter/Exit Positions on Bar Close in Pine Script Strategies Read More →
It’s the second week since Bitcoin started falling from $68,000. And while it started recovering by Wednesday, some bad news got in the way. Will the trend continue, or will it break the momentum? By contrast, three categories have outperformed this week. Not even Bitcoin’s dip could stop this bull run. Which includes DeFi, gaming, QN – Crypto Digest #3 – Nov 28, 2021 Read More →
Nov 15th-21st has been a polarized week in crypto. Unexpected, uncertain, maybe confusing. We’ve got a Bitcoin $58K dip and projects going parabolic at the same time. This minor setback is now giving altcoins the opportunity to rise. From top competitors like Ethereum (ETH) to sleeping giants like Sandbox (SAND). Not to mention Crypto.com. To QN – Crypto Digest #2 – Nov 21, 2021 Read More →
Crypto has dominated financial news this week. This Sunday, Bitcoin brings the most awaited update in four years. Major payment companies are launching crypto-cards for more adoption. Smart-contract projects also benefit from this trend, highlighting Avalanche. But not all attention is on Bitcoin. Here are the five major headlines from November 8th: Avalanche Ready To QN – Crypto Digest #1 – Nov 14, 2021 Read More →
You can receive this error by running this simple code: Add to Chart operation failed, reason: line 5: Value with NA type cannot be assigned to a variable that was defined without type keyword The issue is that PineScript doesn’t know what type should this variable be. It can’t guess the type from the NA How to fix “Value with NA type cannot be assigned to a variable that was defined without type keyword.” Read More →
Portfolio calculation and optimizations are very basic tasks in Quantitative Finance. But people who are just started programming might have issues with them. Empyrial library in Python might be a solution for simple portfolio tasks. It encloses data downloading and all computations behind a super simple interface. You can literally code optimization in 1-2 lines Empyrial – The Easiest Way to Optimize Portfolios in Python Read More →
To display any textual information on the chart I used labels. And it doesn’t look very good. Here is an example of the code with label: So in this code I just compute 3 indicators and display their values for the last labels. This solution isn’t very nice. It’s pretty tricky to style your label New TradingView Feature: Pine Script Tables Read More →
You may have noticed the following warning message in your PineScript indicator scripts: The `transp` argument will be deprecated soon. We recommend using color.new() or color.rgb() functions to specify the transparency of the plots instead. Below is an example of code that causes this warning. Why does this error occur? This warning message occurs simply How to fix the `transp` argument will be deprecated soon error? Read More →
Sometimes vertical lines can be a pretty good way to display signals or other information for your indicators. In this article, I will show you how you can plot a vertical line for a custom TradingView indicator in Pine Script. You can do in just 1 line of code: You will see the following vertical How to Plot Vertical Lines in Pine Script? Read More →
