How does Undo work? When you perform an action, the program keeps a record of what you did. When you use the Undo command, the program looks at that record and reverses the action you took. What programs have the Undo feature?
How does an OS work? The OS acts as a mediator between the user and the computer's hardware. It communicates with the different parts of the computer, such as the CPU, memory, storage devices, input/output devices, etc., to ensure that they all work together smoothly to execute commands...
How Does Regulation CC Protect Me? When you deposit cash or checks into your checking or savings account at a bank, Regulation CC specifies how soon you can have access to your deposited funds. Additionally, Regulation CC requires that your bank discloses to you the schedule of when your fun...
NetworkManager is a daemon that the system starts upon boot. Like all daemons, it does not depend on a running desktop component. Its job is to listen to events from the system and users and to change the network configuration based on a bunch of rules. NetworkManager是系统启动时系统启动的...
VPC - VPC does not support ECMP since CIDR blocks cannot overlap. For example, you can't attach a VPC with a CIDR 10.1.0.0/16 with a second VPC using the same CIDR to a transit gateway, and then set up routing to load balance the traffic between them. ...
How Does Alternative Currency Work? Alternative currency is any medium of exchange that is not government-issued currency. Value is established by whoever is using the alternative currency, so the exchange of cigarettes between inmates in a prison system for items or services represents an alternative...
you can work with a copy of the file. Word places this copy in the Windows Temp directory. Likewise, if a template attached to a document is locked, Word automatically makes a copy of the template in the Temp directory. The copy of a locked file does not automatically ...
What does BCC mean in email? BCC stands for “Blind carbon copy”. The recipients you add in the Bcc field are invisible to all other recipients (under To or Cc). Bcc is useful if you prefer to keep recipient email addresses private. It also means that the bcc'ed recipients will not...
o How does the computer sending the data know where to send its data? o When the destination computer receives the data, how does it know what it just received? 发送数据的计算机如何知道要将数据发送到哪里? 目标计算机接收到数据后,如何知道它刚刚接收到了什么? A computer answers these questions ...
We could simplify the command above but then be aware that FFmpeg will adopt or guess the default values for you. For instance when you just type ffmpeg -i input.avi output.mp4 what audio/video CODEC does it use to produce the output.mp4?