Published inDev Genius·PinnedMember-onlyHow to use Redis Pub/Sub in your Python ApplicationRedis is widely known for its the ability to serve as a caching layer in front of a primary database. However, Redis offers a lot more than that. One of the best features of Redis in my opinion is its Pub/Sub functionality. In this article I will explain: What Pub/Sub…Redis6 min readRedis6 min read
PinnedMember-onlyWhen Should You Use Pointers in GolangThe concept of pointers in programming languages is quite old. C and C++ are probably the best examples of languages that are widely popular that use pointers. Golang, being inspired by C in many ways, implements explicit pointers as well. I say explicit, because the most popular programming languages like…Golang6 min readGolang6 min read
Published inDev Genius·PinnedMember-onlyHow to Send Concurrent HTTP Requests in PythonThe total size of data on the Internet, according to some sources, in 2020 hit 40 zettabytes. A zettabyte is about a trillion gigabytes. That’s quite a bit you have to admit. The best way to retrieve this data and do something useful with it is by sending an HTTP…Python5 min readPython5 min read
Mar 1Member-onlyFour Ways To Make Your Code More MaintainableFixing bugs and adding new features — that’s pretty much the daily routine of a software developer. How easy it is to execute these two tasks really depends on what kind of codebase you are dealing with. If it’s highly maintainable, your job is a breeze. If it is not…Dependency Injection6 min readDependency Injection6 min read
Published inTowards Dev·Feb 27Member-onlyHow To Create A CLI HTTP Client in Python With TyperTyper is a neat CLI tool for Python, created by the author of FastAPI Sebastián Ramírez. It’s main advantages are type hinting, ease of use and great IDE support. In this article, we will examine how to quickly create a command line interface HTTP client with it. Project Setup The project setup…Python4 min readPython4 min read
Published inDev Genius·Feb 24Member-onlyREST vs gRPCREST API has been the industry standard for web-based communication for quite a while. However, gRPC has recently emerged as a promising alternative, offering some significant advantages over REST. It is still nowhere near as popular as REST, but with the rise of containers and microservices which rely on a…Grpc4 min readGrpc4 min read
Published inPython in Plain English·Feb 20Member-onlyHow To Validate Phone Numbers In Your Python AppWhen you sign up for some service on the web, such as a food delivery app, a ride sharing app or a government service, you will often be required to provide your personal phone number. The provider of this service needs to confirm the validity of this phone number, by…Python10 min readPython10 min read
Published inDev Genius·Feb 18Member-onlyIf You Are Learning Kafka, Remember These ConceptsKafka is a powerful and increasingly popular technology that enables the processing of large amounts of data in real-time. It was originally developed by LinkedIn and is now maintained by the Apache Software Foundation. Kafka provides a distributed, fault-tolerant, and scalable platform for managing and processing data streams. It has…Kafka Streams6 min readKafka Streams6 min read
Published inDev Genius·Feb 16Member-onlyHow To Use In Memory Caching In Your Golang AppCaching data in memory has numerous benefits: It reduces the number of queries sent to the primary database It improves performance, because retrieving data from a primary database is slower than from memory It reduces the number of external API calls, if the data is originally retrieved from another web…Golang6 min readGolang6 min read
Jan 15Member-onlyWhen To Use An Empty Interface In GolangStatically typed languages are highly beneficial. They improve code readability, making it easier for developers to understand code that was written by other developers They provide type checking at compile time, meaning potential runtime errors will most certainly be avoided They allow for better IDE support, which improves developer productivity …Golang3 min readGolang3 min read
