Blob and Object Storage: Storing Files at Scale
Object storage explained: the flat key-space and HTTP model, blob vs object naming, object vs block vs file…
Category
Backend Development
These backend development guides cover the parts users never see: data, queues and services. Most posts compare two options and explain when each wins.
For example, SQL vs NoSQL and Kafka vs RabbitMQ help with common choices. Also, monolith vs microservices tackles the biggest one. Language series live in the Java, Python and Node.js sections below.
149 articles
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Start a basic server using express
Express is an amazing framework. We can start running a server by writing only 4 lines of code.…
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SQL vs NoSQL: Choosing a Data Model Under Real Constraints
SQL vs NoSQL decided on real constraints: what relational databases guarantee, the types of nosql databases, when to…
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Database Indexing: How Indexes Speed Up Reads (and Cost Writes)
How do database indexes work: the b tree index, clustered vs non clustered indexes, composite index column order,…
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Sharding vs Replication: Which One Do You Need?
Sharding vs replication compared: what each mechanism scales, when replication is enough, when to shard, and why production…
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Database Sharding: Partitioning Strategies, Hot Keys, and Rebalancing
Database sharding explained: range, hash, directory, and geographic strategies, choosing a shard key, hot shards, cross-shard queries, and…
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Database Replication: Leader-Follower, Multi-Leader, and Leaderless
Database replication explained: leader-follower, multi-leader, and leaderless topologies, synchronous vs asynchronous trade-offs, replication lag, and the failover failure…
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Mandatory Security For Your New WordPress Site
So, you’ve just launched your shiny new WordPress website. The theme is perfect, the copy is polished, and…
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API Gateway in System Design: The Front Door of Microservices
What an API gateway does (routing, authentication, rate limits, transformation) how it differs from a reverse proxy and…
