Justin K

After fast-forwarding through many Microservices course playlists, I've notice a common pattern. That is, each sub-service within a given project - has a single table! Coming...

I’ve been exploring channels and playing around with some basic edge cases. I understand for a successful transaction to occur in a channel, A sender and a receiver must be av...

How can one keep a count of go routines spawned only by a given function, to perhaps apply threshold or limit the ones that are more time consuming? runtime.NumGoroutine() ret...

Hi! I want let videos = document.querySelector() to parse the DOM and assign the resultant array to the variable videos. I would like to use this array to loop over and extrac...

I’m becoming familiar with errors, exits, panic and recovery. Question: What are the cases where you would prefer a panic over an error? (and potentially an associated recove...

wasm isnt going to take off, is it?

I'm playing with some Regex this morning. Quick question: If /<.*?>/g returns all html <tag> matches in a document, How would i change it to include a negated character ^/ to ...

Can someone pls explain this? Here is the source code for sync.waitgroup: https://golang.org/src/sync/waitgroup.go?s=2022:2057#L43 Why does the (T *WaitGroup) receiver not ...

According to VSCode, Why is the following assignment “ineffective”? type Person struct { first string last string age int twitter string } func (p Person) Set...

I have a doubt. Why do some projects like to create a local logger variable and not use the log directly from log package? I understand the formatting and useful flags that y...

I have a general sort of question, if you dont mind. To people who have AWS certifications here, Do you know if the DevOps Engineer Exam can be attempted directly i.e. without...

I have a certification related question. To people who have AWS certification/s here, Do you know if the DevOps Engineer Exam can be attempted without having to clear an Assoc...

Hi, Is there a config somewhere to not let compiler remove unused imports in a go file? Static check error/warning is okay, but if i purposely comment functions from imported ...

Is it just me or do you also find it difficult navigating the shortcuts (the ones that require function keys) within Goland with mechanical keyboards? For example to find usag...

I do have a cloud practitioner exam in a couple of weeks time. I appreciate its just a foundational/ cloud awareness course, and I am not sure if i would get the discount. Am ...

I wanted to know from people professionally working with large web applications, What do you see more? An MVC style server side rendered, Or an (API + a frontend solution)?

Also, is there any advantage of using ioutil over os package? Any general recommendation here, please?

I have a question: Have you ever had a real need to use runtime.Gosched() in your programs? What are some typical use cases for it. It seems to me for what I have been doing (...

Thanks! I have used action-cable and sockets for real time connectivity to the backend. But, How do you manage the time it can take to process and serialise a response, if you...