Inside Bluetooth Low Energy Here

To "put together" a BLE system, you need to understand three major building blocks that work in tandem: the , the Host , and the Application . 1. The Controller (The "Radio")

This is the hardware layer responsible for actually sending and receiving signals over the 2.4 GHz band. Inside bluetooth low energy

Handles pairing and encryption to keep the data stream private. 3. The Application (The "User Interface") BLE with ESP32 tutorial part 1: the Server To "put together" a BLE system, you need

spring_boot

From Zero to Hello World: Avoiding Spring Boot's Introductory Pitfalls

I'd be happy to explain some typical issues beginners face and offer some friendly alternatives with clear code examples

The @ServerEndpoint Dilemma: A Better Way with Spring STOMP

Using @ServerEndpoint is a classic way to set up WebSocket endpoints, but it's not without its quirks. One of the biggest challenges is that Spring's dependency injection (DI) doesn't work out-of-the-box with classes annotated with @ServerEndpoint

Spring Boot Dev with Testcontainers: A Guide to Alternatives

Testcontainers is an awesome library that lets you use real-world services like databases (PostgreSQL, MySQL), message brokers (RabbitMQ), or even Elasticsearch in a Docker container for your tests

Spring Boot GraphQL: Introspection in Dev vs. Production

The spring. graphql. schema. introspection. enabled property is a boolean flag that controls whether the GraphQL introspection feature is enabled

Spring Boot Actuator: When to Tweak Your httpexchanges Cache Time-to-Live

This property controls how long the HTTP exchanges data collected by the actuator's /httpexchanges endpoint is cached. By default

Troubleshooting Couchbase Management Timeouts in Spring Boot

A very common problem is a TimeoutException. This happens when a management operation takes longer than the configured timeout

Spring Boot: A Guide to the spring.mvc.view.prefix Property

The spring. mvc. view. prefix property tells Spring Boot where to find your view files, like your HTML or JSP files. Think of it as a shortcut for your view paths

Spring Boot jOOQ Test Solutions & Alternative Approaches

The Problem You're trying to inject a jOOQ bean in your test, but it's not being created. This often happens because Spring Boot's test auto-configuration for jOOQ only kicks in when it detects a DataSource and DSLContext on the classpath

Handling SSL Protocol Mismatches in Spring Boot Kafka

One of the most frequent issues you'll encounter is a protocol mismatch. This happens when the value you've set for spring

Troubleshooting spring.data.rest.detection-strategy in Spring Boot

The spring. data. rest. detection-strategy property in Spring Boot's application. properties file determines how Spring Data REST exposes repositories as REST endpoints