PackagesNotFoundError: The following packages are not available from current channels:

Try adding the conda-forge channel to your list of channels with this command: conda config –append channels conda-forge. It tells conda to also look on the conda-forge channel when you search for packages. You can then simply install the two packages with conda install slycot control. Channels are basically servers for people to host packages … Read more

RabbitMQ and relationship between channel and connection

A Connection represents a real TCP connection to the message broker, whereas a Channel is a virtual connection (AMQP connection) inside it. This way you can use as many (virtual) connections as you want inside your application without overloading the broker with TCP connections. You can use one Channel for everything. However, if you have … Read more

Is it OK to leave a channel open?

It’s OK to leave a Go channel open forever and never close it. When the channel is no longer used, it will be garbage collected. Note that it is only necessary to close a channel if the receiver is looking for a close. Closing the channel is a control signal on the channel indicating that … Read more