Python __aexit__() Magic Method

object.__aexit__(self, exc_type, exc_val, exc_tb) 💡 Summary: Python’s __aexit__() magic method is semantically similar to __exit__() but is used for asynchronous and parallel programming. Python calls the __aexit__() magic method when leaving an async with block whereas the __aenter__() method is called when entering it. An object that implements both __aenter__() and __aexit__() methods is called … Read more

Python Networking with Sockets

Have you ever wondered what happens in the system when you type https://app.finxter.com/ or https://google.com and press enter in your web browser? This is exactly what we will be covering in Python Networking. How the data flows from HTTP protocol to TCP/IP protocol stack. Then finally over the internet to fetch the data you requested. We discuss … Read more

[FANG KILLER ICP] Will the Internet Computer Disrupt Big Tech?

What is the Internet Computer? The Internet Computer is blockchain technology and computing infrastructure initiated by the non-profit organization DFinity. Like the public Internet, the Internet Computer is a distributed computing platform consisting of thousands of connected and decentralized servers that host backend software. This idea mitigates the increasing monopolization of Internet services and enables … Read more

What are the Applications of Graphs in Computer Science?

[Reading time: 9 minutes] Graphs are everywhere. They are used in social networks, the world wide web, biological networks, semantic web, product recommendation engines, mapping services, blockchains, and Bitcoin flow analyses. Furthermore, they’re used to define the flow of computation of software programs, to represent communication networks in distributed systems, and to represent data relationships … Read more

Python HTML Get Parameter

Problem Formulation: How to perform an HTTP get call in Python? Solution: Use Python’s requests library. This is semantically equivalent to issuing an HTTP get call: http://example.com?param_1=value_1&param_2=value_2 In fact, you can obtain this exact URL by using the r.url attribute on the request object: You can find the text response by using the r.text attribute … Read more

How to Send UDP Multicast in Python?

Problem Formulation: How to send and receive UDP multicast messages in Python? Background: Multicast is a distributed systems concept for group communication over a network (one-to-many or many-to-many). The choice of the network “transport layer” which the Multicast uses determines its type—for example, IP Multicast is sending a multicast over the IP layer and UDP … Read more