St Louis
-
9 min readThe Commodity Channel Index (CCI) is a popular technical analysis indicator that is frequently used in day trading. It was developed by Donald Lambert in 1980. The CCI is primarily designed to identify cyclical trends in commodity prices, but it is also used in analyzing stocks, currencies, and other financial instruments.The CCI is a momentum-based oscillator, meaning it measures the strength and direction of price movement.
-
10 min readRate of Change (ROC) is a mathematical concept used to measure the speed or velocity at which a variable changes. It quantifies the relationship between two variables and determines how quickly one variable is increasing or decreasing relative to another.ROC is defined as the ratio of the change in the dependent variable to the change in the independent variable over a specified time period.
-
9 min readTo export D3.js visualizations as SVG or PNG images, you can follow these steps:Install the necessary libraries: To export D3.js visualizations, you'll need to install the d3-file-export library, which provides the functionality to save SVG or PNG images. Import the required modules: In your JavaScript file, import the necessary modules using the following code: import { saveSvg, savePng } from 'd3-file-export'; Save as SVG: To save your D3.
-
15 min readIchimoku Cloud is a versatile technical analysis tool that can be used for day trading. It consists of five lines, namely Tenkan-Sen (conversion line), Kijun-Sen (base line), Senkou Span A (leading span A), Senkou Span B (leading span B), and Chikou Span (lagging span). These lines work together to generate trading signals and provide insights into market trends and support/resistance levels.
-
10 min readData aggregation or summarization in D3.js refers to the process of condensing a large dataset into smaller, more manageable chunks of information for visualization purposes. This can be done by employing various techniques such as grouping, binning, or filtering the data.One common approach to implement data aggregation in D3.js is by using the d3.nest() function. This function allows you to group data based on specific attributes or keys.
-
10 min readThe Vortex Indicator is a technical analysis tool used in trading to identify the direction of a trend and determine potential signals for buying or selling a security. It consists of two lines - the Positive Vortex (+VI) line and the Negative Vortex (-VI) line.The Positive Vortex line measures the upward price movement, while the Negative Vortex line measures the downward price movement. Together, these lines provide insights about the strength and direction of a trend.
-
7 min readD3.js is a powerful JavaScript library used for creating data visualizations on the web. While it provides many built-in animations and transitions, there may be instances where you need to create your own custom animations or transitions in D3.js. Here is an overview of the process:Understanding Transitions in D3.js: A transition is an interpolation of various attributes of an element over a specified duration. It allows you to smoothly animate changes made to SVG elements or CSS properties.
-
13 min readCombining multiple trading strategies can be a powerful approach to improving trading results. By implementing various strategies together, traders can potentially benefit from the strengths of different approaches and diversify their trading approach. Here are some key considerations for combining multiple trading strategies:Understand Your Strategies: Before combining strategies, it's essential to have a thorough understanding of each strategy individually.
-
9 min readFibonacci retracements are a tool used in technical analysis to identify potential levels of support and resistance during swing trading. Named after the Italian mathematician Leonardo Fibonacci, who discovered a sequence of numbers in which each number is the sum of the two preceding ones, Fibonacci retracements are derived from this sequence.When applied to swing trading, Fibonacci retracements work by outlining key levels where price corrections are likely to occur within an overall trend.
-
7 min readIn D3.js, you can easily add interactivity to your visualizations using click or hover events. These events allow you to respond to user actions, such as clicking on a data point or hovering over an element, and update the visualization dynamically. Here are some steps to add interactivity with click or hover events in D3.js:Select the element(s) you want to add interactivity to using D3's select or selectAll methods.
-
9 min readThe Parabolic SAR (Stop and Reverse) is a technical analysis indicator used for identifying potential entry and exit points in a trending market. This indicator was developed by J. Welles Wilder Jr. and is commonly used by traders to determine the direction of a security's momentum.The Parabolic SAR is represented by a series of dots appearing either above or below the price chart.