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Beyond prompt engineering: A first look at MCP

Sooner or later, most of the software we touch will have some AI wired into it. Once you go past prompt engineering, custom instructions, and skills, you hit a new [...] The post Beyond prompt engineering: A first look at MCP appeared first on Geeky Hacker .

Turn Raspberry Pi Zero 2 W into USB WiFi dongle

The Raspberry Pi Zero 2 W is a versatile device capable of emulating multiple functionalities, such as a sound card, USB WiFi adapter, or USB storage using USB OTG (On-The-Go) [...] The post Turn Raspberry Pi Zero 2 W into USB WiFi dongle appeared first on Geeky Hacker .

What is EnumMap in Java

EnumMap is a specialized implementation of the Map data structure in which the keys are enums. It s particularly useful in scenarios where we want to retrieve a value corresponding to [...] The post What is EnumMap in Java appeared first on Geeky Hacker .

Execute commands as the root user on OpenBSD with doas

In Linux, when a user wants to execute a command as the root user, they use the sudo command. In the OpenBSD world, it is different since the system, by [...] The post Execute commands as the root user on OpenBSD with doas appeared first on Geeky Hacker .

Fix CloudWatch log resource policy failed: LimitExceededException

The LimitExceededException error can occur when running a Terraform script. It indicates that while the Terraform configuration is valid, there’s an issue with CloudWatch. If you run the same Terraform [...] The post Fix CloudWatch log resource policy failed: LimitExceededException appeared first on Geeky Hacker .

How to mock @Value field in Spring Boot

The @Value annotation injects externalized properties into a Spring Boot application. The field s value is usually read from the application.properties or application.yml file. While @Value eases the reading of externalized [...] The post How to mock @Value field in Spring Boot appeared first on Geeky Hacker .