Mastering Ansible: Building an Automation Operations Platform from Scratch, Achieving 8x Efficiency Ansible is a powerful automation operations tool in the DevOps field that can help us automate repetitive operational tasks, such as batch configuring servers and deploying applications. When used correctly, it can boost your efficiency by up to 8 times. Next, I will … Read more
1. Basic Introduction Ansible is a configuration management and application deployment tool developed in Python, which is now also shining in the field of automation management. It integrates the advantages of many established operation and maintenance tools, and Ansible can basically achieve the functionalities that Pubbet and Saltstack can provide. Pubbet and Chef are both … Read more
On July 22, 2016, the EtherCAT Technology Association reached another milestone in the development of the EtherCAT market in mainland China: surpassing 500 local members! Since the establishment of the EtherCAT Technology Association’s China representative office in Beijing in 2007, the number of ETG members in mainland China has grown from fewer than 10 to … Read more
From “Old Antique” to Intelligent System: A Record of the Transformation of the S7-400 Rolling Mill Control System in the Metallurgical Industry Do you remember the urgent call I received three years ago? “Engineer Li, the No. 3 rolling mill has stopped again, the old system just can’t hold up anymore!” At that time, I … Read more
## Introduction: When Programming Meets the LEGO Philosophy In the realm of digital creation, Python is like a box of universal LEGO bricks—it is not just a programming language, but a magical key that opens the door to creativity. Over 15 million developers worldwide (2023 PyPL data) choose Python as their primary tool, from NASA's … Read more
Practical Guide to Python API Automation Testing Scripts 1. Basic HTTP Request Testing 1.1 Basic GET Request Testing Using the Requests Library import requests import unittest class TestGetApi(unittest.TestCase): def test_get_request(self): # Send GET request response = requests.get('https://jsonplaceholder.typicode.com/posts/1') # Assert status code is 200 self.assertEqual(response.status_code, 200) # Assert response contains expected keys data = response.json() self.assertIn('id', … Read more
Zero, Introduction: Programming is like snacking on sunflower seeds, once you start, you can’t stop! Friends, today let’s talk about something practical! Python is like our family heirloom kitchen knife; it can chop dumpling filling and is also great for smashing cucumbers. I’ll teach you the most basic syntax to handle those daily chores, saving … Read more
In China, there is a saying – “Since you are here, you might as well enjoy it!”Seeing beautiful scenery on TV, with green mountains and clear waters, and cascading waterfalls, one might impulsively drive to the destination. Upon arrival, they realize that it was the camera that was beautiful, not the scenery. But since they … Read more
In the digital age, operations and maintenance engineers often have a few “invisible employees” on their computers—these tools never complain about overtime, are on standby 24 hours a day, and complete every task on time. This is the superpower that Linux scheduled tasks provide to the system. When you notice that the server automatically backs … Read more
PLC is a new generation of general industrial control devices based on microprocessors, integrating computer technology, automatic control technology, and communication technology. It uses user-oriented “natural language” programming for control processes, making it suitable for industrial environments, easy to understand, user-friendly, and highly reliable.PLC is developed based on relay sequential control and is a general … Read more