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This video demonstrates how to use the Crypto Alarm: Real-Time Price Tracker template.
import logging
from gunicorn.app.base import BaseApplication
from app_init import create_initialized_flask_app
# Setup logging
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)
# Flask app creation should be done by create_initialized_flask_app to avoid circular dependency problems.
app = create_initialized_flask_app()
class StandaloneApplication(BaseApplication):
def __init__(self, app, options=None):
self.application = app
self.options = options or {}
super().__init__()
def load_config(self):
# Apply configuration to Gunicorn
for key, value in self.options.items():
if key in self.cfg.settings and value is not None:
self.cfg.set(key.lower(), value)
def load(self):Frequently Asked Questions
How can Crypto Alarm benefit cryptocurrency traders and investors?
Crypto Alarm: Real-Time Price Tracker offers significant benefits to cryptocurrency traders and investors. It provides up-to-date price information for major cryptocurrencies like Bitcoin, Ethereum, BNB, XRP, and Cardano. This real-time data allows users to make informed decisions quickly, which is crucial in the fast-paced crypto market. Additionally, the alert functionality (which can be implemented as an extension) enables users to set price thresholds, notifying them of significant market movements. This feature helps traders capitalize on opportunities or mitigate risks promptly.
Can Crypto Alarm be customized for specific business needs?
Absolutely! Crypto Alarm is designed with flexibility in mind. Businesses can easily customize the template to suit their specific needs. For example, a cryptocurrency exchange could integrate Crypto Alarm into their platform to provide real-time price updates to their users. Financial advisory firms could use it to monitor market trends and advise clients accordingly. The template's modular structure allows for easy addition of new cryptocurrencies, integration with different data sources, or implementation of advanced analytics features.
What technical steps are required to add a new cryptocurrency to the Crypto Alarm tracker?
Adding a new cryptocurrency to Crypto Alarm involves a few simple steps:
How does Crypto Alarm ensure data accuracy and reliability?
Crypto Alarm uses the CoinGecko API, a reputable source for cryptocurrency data, to ensure accuracy and reliability. The application fetches real-time data every 60 seconds, providing users with up-to-date information. Additionally, Crypto Alarm implements error handling to manage potential API failures or network issues, displaying appropriate error messages to users when data cannot be retrieved. This combination of a reliable data source and robust error handling makes Crypto Alarm a dependable tool for cryptocurrency price tracking.
Can Crypto Alarm's backend be scaled to handle a large number of concurrent users?
Yes, Crypto Alarm is designed with scalability in mind. The backend uses Gunicorn, a production-ready WSGI server, which allows for easy scaling. To increase the number of concurrent users the application can handle, you can adjust the number of worker processes in the main.py file:
python
options = {
"bind": "0.0.0.0:8080",
"workers": 8, # Increase this number based on your server's capabilities
"loglevel": "info",
"accesslog": "-",
"timeout": 120,
"preload": True
}
Additionally, you can implement caching mechanisms to reduce the load on the CoinGecko API and improve response times for users. This could involve caching the API responses for a short period (e.g., 5 seconds) to serve multiple requests with the same data, reducing the number of API calls made.
Created: | Last Updated:
Here's a step-by-step guide for using the Crypto Alarm: Real-Time Price Tracker template:
Introduction
The Crypto Alarm: Real-Time Price Tracker is a web application that provides real-time cryptocurrency price tracking. It displays current prices and 24-hour price changes for popular cryptocurrencies like Bitcoin, Ethereum, BNB, XRP, and Cardano.
Getting Started
- Click "Start with this Template" to begin using the Crypto Alarm template in the Lazy Builder interface.
Test the Application
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Press the "Test" button in the Lazy Builder interface to deploy and launch the application.
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Once the deployment is complete, you'll receive a dedicated server link to access the Crypto Price Tracker web interface.
Using the App
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Open the provided server link in your web browser to view the Crypto Price Tracker interface.
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The main page displays a list of cryptocurrencies with their current prices and 24-hour price changes.
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To refresh the prices manually, click the "Refresh Prices" button at the top of the page.
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The prices are automatically updated every 60 seconds.
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The last update time is displayed below the "Refresh Prices" button.
Features
- Real-time price tracking for Bitcoin, Ethereum, BNB, XRP, and Cardano
- Prices displayed in USD
- 24-hour price change percentage
- Manual refresh option
- Automatic price updates every 60 seconds
- Responsive design for both desktop and mobile devices
The Crypto Alarm: Real-Time Price Tracker provides an easy-to-use interface for monitoring cryptocurrency prices. It's a standalone web application that doesn't require any additional integration steps or external tools to function.
Template Benefits
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Real-Time Market Monitoring: Enables businesses and investors to track cryptocurrency prices in real-time, facilitating informed decision-making in the volatile crypto market.
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User-Friendly Interface: Provides a clean, responsive design that works across desktop and mobile devices, enhancing user experience and accessibility for a wide range of users.
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Customizable Alerts: Though not explicitly implemented, the template structure allows for easy integration of price alert functionality, enabling users to set and receive notifications for specific price thresholds.
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API Integration: Demonstrates seamless integration with external APIs (CoinGecko in this case), showcasing the ability to incorporate live data from various sources into business applications.
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Scalable Architecture: The use of Flask, SQLAlchemy, and Gunicorn provides a solid foundation for building scalable web applications, allowing businesses to expand features and handle increased user load as needed.
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