Category: Uncategorized

7 Posts

To integrate a Shell script into LuCI
To integrate a Shell script into LuCI (the web interface for OpenWrt), you can create a custom LuCI application. This application will provide a web interface to run your Shell script. Here are the main steps to complete the integration:…
Singleton class manages serial communication
To implement a singleton pattern for serial communication in a Flask application, ensuring that only one instance of the serial communication exists, you can follow this simple example. First, install the pyserial library for serial communication: pip install pyserial Next,…
Error Handling and Reconnection in Modbus RTU Communication
def _send_command(self, hex_bytes, expected_length): try: self.master.flushInput() # Clear the input buffer self.master.write(hex_bytes) # Send the command response = self.master.read(expected_length) # Read the expected length of the response if response and response[-1:] == b'\x03': # Check the last byte of the…
Read-Write Lock
If you only lock during write operations, it can partially ensure synchronization, but in some cases, this might not be enough to guarantee thread safety, especially when read and write operations are interdependent. Read-Write Race Conditions If you only lock…
Shell script that includes multiple methods for incremental cloning
Here is a Shell script that includes multiple methods for incremental cloning., This script covers shallow cloning, cloning specific branches, cloning by tag, and sparse checkout. #!/bin/bash # Set repository URL and directory name REPO_URL="https://github.com/user/repository.git" REPO_DIR="repository" # Shallow clone, defaults…
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