Why migrate to Hugo? Why migrate golangbot.com from Ghost to Hugo is the first question that will pop in your mind when you read this post. golangbot.com is 6 years old and it has been powered by Ghost since its inception. Ghost has stood the test of time and it has served me well. Why migrate to Hugo then? Well I have …

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What is a context? Context is a package in the standard library which is mainly used to propagate cancellation signals from one function to another or even from micro service to another. Let’s consider the example of a user sending a get request to a web server to download 50 images, zip it and send the zipped …

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Welcome to tutorial no. 32 in our Golang tutorial series. In this tutorial we will learn about error wrapping in Go and why do we even need error wrapping. Let’s get started. What is error wrapping? Error wrapping is the process of encapsulating one error into another. Let’s say we have a web server which …

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MySQL Series Index Connecting to MySQL and creating a Database Creating a Table and Inserting Rows Selecting Single Row and Multiple rows Prepared statements - WIP Updating rows - WIP Deleting rows - WIP Welcome to tutorial no. 3 in our MySQL tutorial series. In the previous tutorial, we discussed creating a table and …

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Welcome to tutorial no. 2 in our MySQL tutorial series. In the first tutorial, we discussed how to connect to MySQL and create a database. In this tutorial, we will learn how to create a table and insert records into that table. MySQL Series Index Connecting to MySQL and creating a Database Creating a Table and …

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Welcome to tutorial no. 1 in our MySQL tutorial series. In this tutorial, we will connect to MySQL and create a database. We will also ping the DB to ensure that the connection is established properly. MySQL Series Index Connecting to MySQL and creating a Database Creating a Table and Inserting Rows Selecting single …

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Welcome to tutorial no. 2 of our WebAssembly tutorial series. Series Index Introduction to WebAssembly Using Go Accessing DOM from Go using Javascript In the first tutorial of this tutorial series, we created and exposed a function from Go and called it using JavaScript. I highly recommend reading the first part …

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Welcome to tutorial no. 1 of our WebAssembly tutorial series. Series Index Introduction to WebAssembly Using Go DOM Access and Error Handling What is WebAssembly? JavaScript has been the only programming language that the browser understands. JavaScript has stood the test of time and it has been able to deliver the …

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Need for a debugger The simplest form of debugging in any programming language is by using print statements/logs and writing to standard out. This definitely works but becomes extremely difficult when the size of our application grows and the logic becomes more complex. Adding print statements to every code path of the …

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This tutorial is for Go version 1.13 or later and uses Go modules. If you are using an older version of Go or looking for the GOPATH version of this tutorial, please visit /packages/. Welcome to tutorial number 7 in Golang tutorial series. What are packages and why are they used? So far we have seen Go programs that …

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