Sravz LLC

05/18/2025

C++ Boost Beast REST API - DuckDB - Stock peak to current price drop analysis - Session 2

# Use Case
Use C++/DuckDB to analysis stock price timeseries - get percentage drop in stock price from the max peak price.
Use DuckDB to analyze parquet file.
Integrate DuckDB in C++ Boost Beast Controller.

# # # Session 2:
Display output in JSON format
Load Parquet file from Pre Signed URL
DuckDB httpfs, json extensions - how to build and use them
Clean up code

Documentation Link: https://docs.sravz.com/docs/tech/cpp/cpp-duckdb-service/ -2
Code: https://gist.github.com/sravzpublic/30332b3e192bc3ab9185d00adf4275aa
Video Explanation: https://youtu.be/Bw2vOkrjyfg

Sravz LLC Analytics & Tech Series:
Documentation - Source code:
Analytics: https://docs.sravz.com/docs/analytics/
Tech: https://docs.sravz.com/docs/tech/

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04/27/2025

C++ Boost Beast REST API - DuckDB Integration - Stock peak to current price drop analysis

# Use Case
Use C++/DuckDB to analysis stock price timeseries - get percentage drop in stock price from the max peak price.
Use DuckDB to analyze parquet file.
Integrate DuckDB in C++ Boost Beast Controller.

# # # Session 1:
- Topics Discussed:
* Connects to DuckDB
* Read Parquet file
* Perform Select Operation

Documentation Link 1: https://docs.sravz.com/docs/tech/cpp/cpp-duckdb-service/
Code: https://gist.github.com/sravzpublic/7bcc19c4c8a2568a9e248251fb916852
Video Explanation: https://youtu.be/Dzi_ijHk4wg

Sravz LLC Analytics & Tech Series:
Documentation - Source code:
Analytics: https://docs.sravz.com/docs/analytics/
Tech: https://docs.sravz.com/docs/tech/

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Discord: https://discord.com/channels/917183474824273990/917183475289825342

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01/07/2024

Airflow/Python - Get List of USA ETF Tickers - Upload historical quotes to S3

Topics Discussed:
* Get a list of ETF symbols from a data provider
* Upload the ETF symbols to MongoDB
* For each ETF ticker in the MongoDB get the historical quotes
* Upload the historical quotes JSON to S3

Source Code: Please contact us
Documentation Link: https://docs.sravz.com/docs/tech/airflow-dask/etf-historical-quotes-uploader/
Video Explanation:
https://youtu.be/GYXUuXdHjxU

Sravz LLC Tech Series:
Documentation - Source code: https://docs.sravz.com/docs/tech/

Please visit https://sravz.com/contactus or email [email protected] for:
- Product demo.
- Sravz source code for personal/academic use.
- Collaborative license for Startup use.
- Commercial license.

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Discord is the easiest way to communicate over voice, video, and text. Chat, hang out, and stay close with your friends and communities.

08/20/2023

# Use Case
Review covariance & correlation between assets in a portfolio

Documentation: https://docs.sravz.com/docs/analytics/covariance-analysis/
Source Code: https://github.com/sravzpublic/training/blob/master/training-py/Covariance%20Analysis.ipynb
Video Explanation: https://youtu.be/oKcXE0exoRk

Sravz LLC Tech Series:
Documentation - Source code: https://docs.sravz.com/docs/tech/

Please visit https://sravz.com/contactus or email [email protected] for:
- Product demo.
- Sravz source code for personal/academic use.
- Collaborative license for Startup use.
- Commercial license.

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08/20/2023

Portfolios - Covariance/Correlation Analysis - Check covariance and correlation between assets in portfolio

# Use Case
Review covariance & correlation between assets in a portfolio

Documentation: https://docs.sravz.com/docs/analytics/covariance-analysis/
Source Code: https://github.com/sravzpublic/training/blob/master/training-py/Covariance%20Analysis.ipynb
Video Explanation: https://youtu.be/oKcXE0exoRk

Sravz LLC Tech Series:
Documentation - Source code: https://docs.sravz.com/docs/tech/

Please visit https://sravz.com/contactus or email [email protected] for:
- Product demo.
- Sravz source code for personal/academic use.
- Collaborative license for Startup use.
- Commercial license.

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08/20/2023

Pandas - Cross Asset Chart - Use Pandas for cross asset charting

# Use Case
Use pandas data frame to merge multiple time series on date index and display on a single time series chart.

Documentation: https://docs.sravz.com/docs/analytics/cross-asset-charts/
Source Code: https://github.com/sravzpublic/training/blob/master/training-py/Charts.ipynb
Video Explanation: https://youtu.be/asJ_m-bTziA

Sravz LLC Tech Series:
Documentation - Source code: https://docs.sravz.com/docs/tech/

Please visit https://sravz.com/contactus or email [email protected] for:
- Product demo.
- Sravz source code for personal/academic use.
- Collaborative license for Startup use.
- Commercial license.

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07/30/2023

Time Series Analysis & Rolling Satistics - Augmented Dickey Fuller Test - Check if stock price is Stationary (Tradable) or White Noise

# Use Case
* Check 7, 21, 255 days moving average plots
* Perform Augmented Dicky Fuller Test to verify stock price time series is stationary (no unit root) or white noise (presence of unit root)

Documentation Link: https://docs.sravz.com/docs/analytics/rolling-statistics/
Source Code: https://github.com/sravzpublic/training/blob/master/training-py/Rolling%20Statistics.ipynb
Video Explanation: https://youtu.be/7UPkFDMl4ok

Sravz LLC Training Series:
Analytics - https://docs.sravz.com/docs/analytics/
Tech - https://docs.sravz.com/docs/tech/

Please visit https://sravz.com/contactus or email [email protected] for:
- Product demo.
- Sravz source code for personal/academic use.
- Collaborative license for Startup use.
- Commercial license.

07/23/2023

C++ Boost Beast REST API Server - CORS - Cross Origin Resource Sharing

# Use Case
* Boost Beast REST API Server supports CORS
* Allows High Availability of the Services.

Documentation Link: https://docs.sravz.com/docs/tech/cpp/boost-beast-rest-api-server-cors/
Source Code: https://gist.github.com/sravzpublic/ed6957b758d25eb4b9d17c9ca499b6cc -http_session-cpp
Video Explanation: https://youtu.be/HJZbegSvmBs

Sravz LLC Training Series:
Analytics - https://docs.sravz.com/docs/analytics/
Tech - https://docs.sravz.com/docs/tech/

Please visit https://sravz.com/contactus or email [email protected] for:
- Product demo.
- Sravz source code for personal/academic use.
- Collaborative license for Startup use.
- Commercial license.

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07/16/2023

Time Series Analysis - Autocorrelation test to verify if stock can be traded

# Use Case
* Verify if timeseries model can be used to predict stock price
* Verify if the timeseries is stationary or a random work (white noise)

Documentation Link: https://docs.sravz.com/docs/analytics/time-series-analysis/
Source Code: https://github.com/sravzpublic/training/blob/master/training-py/Time%20Series%20Analysis.ipynb
Video Explanation: https://youtu.be/rszSFi9xrrw

Sravz LLC Training Series:
Analytics - https://docs.sravz.com/docs/analytics/
Tech - https://docs.sravz.com/docs/tech/

Please visit https://sravz.com/contactus or email [email protected] for:
- Product demo.
- Sravz source code for personal/academic use.
- Collaborative license for Startup use.
- Commercial license.

07/09/2023

Docker - Multinode Docker Swarm Setup

# Topics
1. What is docker swarm mode? Raft consensus
2. Prepare the VMs
3. Install required packages
4. Configure docker swarm cluster
-

Source Code: https://gist.github.com/sravzpublic/fe62fb1e5a3bf0d28adb4d317bc6f2c1
Documentation Link: https://docs.sravz.com/docs/tech/docker/docker-swarm-setup/
Video Explanation: https://youtu.be/XoCPelPC2TU

Sravz LLC Tech Series:
Documentation - Source code: https://docs.sravz.com/docs/tech/

Please visit https://sravz.com/contactus or email [email protected] for:
- Product demo.
- Sravz source code for personal/academic use.
- Collaborative license for Startup use.
- Commercial license.

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07/01/2023

Golang - Crash Course Session 4

# Topics
- Introduction to structures and interfaces
- Create an array of interface type that holds structures defining that interface
- Create a basic linked list using golang structs
- Generics

Source Code: https://github.com/sravzpublic/training/tree/master/training-go
Documentation Link: https://docs.sravz.com/docs/tech/golang/golang-crash-course/
Video Explanation: https://youtu.be/XoCPelPC2TU

Sravz LLC Tech Series:
Documentation - Source code: https://docs.sravz.com/docs/tech/

Please visit https://sravz.com/contactus or email [email protected] for:
- Product demo.
- Sravz source code for personal/academic use.
- Collaborative license for Startup use.
- Commercial license.

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05/13/2023

Airflow - Dask - AWS S3 Parquet - 5000+ Historical Stock Returns Summary Statistics Generator

# Use Case
Airflow -> Dask -> AWS S3 (Parquet File)
Use this program to generate statistical data on Historical Returns of 5000+ Stocks.

Source Code: https://docs.sravz.com/docs/tech/airflow-dask/ticker-stats-generator/
Video Explanation: https://youtu.be/3GAi5XJ__WM

Sravz LLC Tech Series:
Documentation - Source code: https://docs.sravz.com/docs/tech/

Please visit https://sravz.com/contactus or email [email protected] for:
- Product demo.
- Sravz source code for personal/academic use.
- Collaborative license for Startup use.
- Commercial license.

++

Share Research And VisualiZe with Sravz