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Connection pooling explained. Handling API requests often requires querying the database. Creating a new connection for each API call introduces unnecessary overhead. Connection pooling mitigates this by reusing existing connections. This reduces the overhead associated with

Which latency numbers you should know? Please note those are not precise numbers. They are based on some online benchmarks (Jeff Dean’s latency numbers + some other sources). 🔹L1 and L2 caches: 1 ns, 10 ns E.g.: They are usually built onto the microprocessor chip. Unless

API Vs SDK.

[1048-page PDF] MIT's "#Mathematics for Computer Science" at https://t.co/NvcSyKfTvZ from @MIT_CSAIL #ComputerScience #Algorithms

URL, URI, URN - Do you know the differences? The diagram below shows a comparison of URL, URI, and URN. 🔹 URI URI stands for Uniform Resource Identifier. It identifies a logical or physical resource on the web. URL and URN are subtypes of URI. URL locates a resource, while

OAuth 2.0 Explained. OAuth 2.0 is an authorization framework that enables applications to access a user’s data on another service (like Facebook or GitHub) without sharing the user’s password. It’s essentially a digital handshake between the app, service, and user, with

Load balancing algorithms you should know. Effective load balancing is crucial in system design, providing high availability and optimizing resource utilization. Let's look at how some of the most popular load balancing algorithms work. 🔹 Static Algorithms 1) Round robin It

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Mike Tyson push-ups are a good full body burner 🔥🔥🔥

異論ばかりでしょうけど、日本の大型株ってこの4つだけ持っておけば良いような... ・三菱重工 →防衛株 ・伊藤忠商事 →資源&輸出株 ・東京海上 →金融政策のど真ん中&政策保有株の持合い解消 ・ディスコ →売買代金最大の半導体株 米国株だったらNVIDIA・Microsoft・Amazon・Ell

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Top 5 Kafka use cases Kafka was originally built for massive log processing. It retains messages until expiration and lets consumers pull messages at their own pace. Let’s review the popular Kafka use cases. - Log processing and analysis - Data streaming in recommendations -

Life is Short, Use Dev Tools The right dev tool can save you precious time, energy, and perhaps the weekend as well. Here are our favorite dev tools: 1 - Development Environment A good local dev environment is a force multiplier. Powerful IDEs like VSCode, IntelliJ IDEA,

Oauth 2.0 Explained With Simple Terms. OAuth 2.0 is a powerful and secure framework that allows different applications to securely interact with each other on behalf of users without sharing sensitive credentials. The entities involved in OAuth are the User, the Server, and

The world is a dangerous place. The diagram below shows some possible network attacks in 7 OSI model layers. 🔹 Application Layer - Pushing - Malware injection - DDos attacks 🔹 Presentation Layer - Encoding/decoding vulnerabilities - Format string attacks - Malicious code

I asked 121+ software developers this question and 5 methods came out on top. “How to improve the performance of your API?” [1] Caching The idea of caching is simple. Store frequently accessed data in a cache so that you can access it faster when needed. If there’s a cache

Explaining 9 types of API testing. 🔹 Smoke Testing This is done after API development is complete. Simply validate if the APIs are working and nothing breaks. 🔹 Functional Testing This creates a test plan based on the functional requirements and compares the results with

Github Certifications are now available for General 🐙 Earning a GitHub certification will give you the competitive advantage of showing up as a GitHub expert. Check out more here: https://t.co/9Vqwb5ieAE