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How to Create a Symmetric Array in Python

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 Here's a Python program that says to write a Symmetric array transformation. A top interview question. Symmetric Array Transformation Problem: Write a Python function that transforms a given array into a symmetric array by mirroring it around its center. For example: Input: [1, 2, 3] Output: [1, 2, 3, 2, 1] Hints: Use slicing for the reverse part. Concatenate the original array with its mirrored part. Example def symmetric_array(arr):     """     Transforms the input array into a symmetric array by mirroring it around its center.     Parameters:     arr (list): The input array.     Returns:     list: The symmetric array.     """     # Mirror the array by concatenating the original with its reverse (excluding the last element to avoid duplication)     return arr + arr[-2::-1] # Example usage input_array = [1, 2, 3] symmetric_result = symmetric_array(input_array) print("Input Array:", input_arr...
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Internet of Thing Awesome Basics You Need to Read Now: Part 5

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Internet of things can be applied to both Vertical and Horizontal of things: Applications of the Internet of Things (IoT) have spread across an enormously large number of industry sectors. The development of the vertical applications in these sectors is unbalanced.

It is very important to sort out those vertical applications and identify common underpinning technologies that can be used across the board, so that interconnecting, interrelating, and synergized grand integration and new creative, disruptive applications can be achieved.

IoT part 5
IoT part 5
One of the common characteristics of the Internet of Things is that objects in a IoT world have to be instrumented 

Why we need IOT is a fundamental change in the way information is generated, from mostly manual input to massively machine-generated without human intervention.

To achieve such 5A (anything, anywhere, anytime, anyway, anyhow) and 3I (instrumented, interconnected, and intelligent) capabilities, some common, horizontal, general-purpose technologies, standards, and platforms, especially middleware platforms based on common data representations just like the three-tiered application server middleware, HTML language, and HTTP protocol in the Internet/web arena, have to be established to support various vertical applications cost effectively, and new applications can be added to the platform unlimitedly.

Four pillars of IOT
  • RFID - The internet of devices.Example,Radio wave, NFC,IC cards
  • WSN-The internet of transducers. Examples Wireless mess, Bluetooth,Networks, ZigBee
  • M2M - Machine to machine. Examples, Cellular, Fixed networks, WAN, GPRS
  • SCADA-The network of controllers. Example-Wired Field Buses, CanBus,BacNet

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