Category "channel"

Access database error in R (RODBC connection)

I'm trying to get data from an Access database by using the RODBC package, but I get this error: Error in sqlTables(c) : first argument is not an open RODBC cha

Deadlock in book <The Go Programming Language>, how it would happen and why it happen?

There are several times in this book talk about deadlock regarding to incorrect usage of goroutine and channel, and I failed to grasp why the deadlock happen. F

ICMP Covert Channel: Reading ICMP message at receiver

I am currently doing an assignment about ICMP Covert Channel. The environment is provided in Docker. I am required to send an ICMP message, let say "Hello", fro

Multiple receivers on a single channel. Who gets the data?

Unbuffered channels block receivers until data is available on the channel. It's not clear to me how this blocking behaves with multiple receivers on the same c

HttpPost: InputDispatcher: "Channel is unrecoverably broken and will be disposed!" on Nexus 7

On Nexus 7 (4.3), and not on my older device, LG Optimus 3d (Android 2.2), when I do HttpPost, I get this E/InputDispatcher﹕ channel '4273f7b0 ... Main

Flutter: Live TV channel steaming problem

I want streaming a Live TV channel. That's why I used flutter_vlc_player 3.0.3. When I click the button to starting live TV channel, sometimes it takes a long t

Slack API: Retrieve all member emails from a slack channel

Given the name of a slack channel, is there a way to retrieve a list of emails of all the members in that channel? I tried looking in the slack api docs but cou

How to trigger 'joining' in presence channel?

I am trying to use a presence channel to see users come and go. With this purpose, as documentation recommends, I wrote this code. And I receive this. But h