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How Can I Reuse a Single Postgres DB Connection in Go for Efficient Row Inserts?

Reusing a Single Postgres DB Connection in Go for Row InsertsIn the realm of database operations, one of the common tasks is inserting rows into a...

Jan 02, 2025 pm 09:42 PM

How Can I Access a Go Array from Javascript in an HTML Template?

Referencing Go Array in JavascriptWhen integrating Golang and Javascript in a web application, it's common to face challenges in accessing Go data...

Jan 02, 2025 pm 09:41 PM

How Can I Implement Custom Key Equality for Go Maps?

Custom Key Equality for Go MapsWhen creating a map in Go, you can use any type as a key as long as it implements the comparable interface. By...

Jan 02, 2025 pm 09:31 PM

Calling LangChain from Go (Part 1)

Motivation Following my “holiday” tests (previous posts…) on using Golang and LLMs, I was looking for an easy way to implement LangChain calling in Go, and preferably using watsonx.ai. Luckily I found the following Github repository: https:/

Jan 02, 2025 pm 09:29 PM

How Can I Successfully Unmarshal JSON Data to Interface Types in Go?

Unmarshalling to Interface TypesOne of the challenges in Go's RPC and JSON packages is unmarshalling to interface types. Let's dissect this issue...

Jan 02, 2025 pm 08:51 PM

What is the Purpose of the Blank Identifier '_' in Go Variable Declarations?

The Mysterious "_," in Go Variable DeclarationsIn Go, it's common to come across variable declarations like this:_, prs :=...

Jan 02, 2025 pm 08:10 PM

How to Efficiently Decode Large Streaming JSON in Go?

How to Decode Streaming JSON in GoWhen working with large JSON responses, it's not ideal to load the entire response into memory before decoding...

Jan 02, 2025 pm 08:03 PM

How Can I Dynamically Compile and Link External Go Code into a Go Binary at Runtime?

Compiling and Linking Dynamically from a Go BinaryIn this scenario, we have an existing Go binary that requires the compilation and linking of an...

Jan 02, 2025 pm 07:47 PM

How Can Go's `httptest` Package Facilitate Comprehensive Testing of HTTP Handlers and Servers?

Testing HTTP Calls in Go with httptestThe httptest package in Go allows for comprehensive testing of HTTP handlers, servers, and response bodies....

Jan 02, 2025 pm 07:24 PM

How Can I Mock External Functions in Go for Unit Testing?

Mocking External Functions in GoWhen testing functions that rely on external packages, mocking those external functions can be essential for...

Jan 02, 2025 pm 06:57 PM

How Can I Get the Output of System Commands as a String in Go?

Getting the Output of System Commands in GoIn Go, retrieving the output of system commands can be accomplished using various commands found in the...

Jan 02, 2025 pm 06:17 PM

How Can I Serve Static Files from Memory in Go?

Serving Static Files from Memory in GoWeb applications often require serving static files, such as JavaScript, CSS, and images. Typically, the...

Jan 02, 2025 pm 05:55 PM

$Why Doesn't `reader.ReadString('\n')` Reliably Handle Newline Delimiters in Go?$

Why Doesn't `reader.ReadString('\n')` Reliably Handle Newline Delimiters in Go?

Why reader.ReadString Doesn't Properly Handle DelimetersIn the provided Go program, the issue arises when using reader.ReadString('\n') to read a...

Jan 02, 2025 pm 05:47 PM

Network Programming in Rust

The aim of this three part series is to help the reader, both tech and non-tech, to visualize as they read what happens in the world of networking. Rust is chosen as the language, but the concept is applicable to any language of the readers' choice.

Jan 02, 2025 pm 05:46 PM