Document editing comes as an element of many professions and jobs, which is why instruments for it must be reachable and unambiguous in terms of their use. A sophisticated online editor can spare you plenty of headaches and save a substantial amount of time if you need to Design number notice.
DocHub is a great illustration of a tool you can grasp in no time with all the useful functions accessible. Start editing immediately after creating your account. The user-friendly interface of the editor will enable you to find and use any function in no time. Experience the difference with the DocHub editor the moment you open it to Design number notice.
Being an integral part of workflows, file editing must remain easy. Utilizing DocHub, you can quickly find your way around the editor making the necessary alterations to your document without a minute lost.
Hi. And welcome to the system design interview channel. Today we design a notification service. Lets start with the problem statement. In the world of web services there are many scenarios when messages need to be sent in a reaction to some event. For example, when credit card transaction amount exceeded a limit and card holder needs to be notified. Or service monitoring system encountered a large number of faults produced by API and on-call engineer needs to be notified. In more general terms, lets say there is a component called Publisher which produces messages that need to be delivered to a group of other components, called Subscribers. We could have setup a synchronous communication between Publisher and Subscribers, when Publisher calls each Subscriber in some order and waits for the response. But this introduces many different challenges: hard to scale such system when number of subscribers and messages grow and hard to extend such solution to support different types of subsc