mask: 1. a covering for all or part of the face, worn to conceal one's identity.

mask definition: 1. a covering for all or part of the face that protects, hides, or decorates the person wearing it…. Learn more. hide I'll need to hide the sweets so the children don't find them. conceal He did his best to conceal his true feelings from his spouse. secrete The spies smuggled the films out of the country by secreting them in the lining of their coats.

2019年11月16日 · Netmask A netmask is another type of bitmask, used in computer networking.One type of netmask, a subnet mask, defines logical divisions ("subnets") of a computer network.For instance, a subnet mask of 255.255.255.0 masks out the first three bytes of an IP address, leaving only the final byte — the host identifier.

The MASK line command displays the =MASK> line. On this line, you can type characters that you want to insert into an unformatted data set or member. These characters, which are called the mask, are inserted whenever you use the I (insert), TE (text entry), or TS (text split) line commands, or when you edit an empty data set.

The <mask> element defines an alpha mask for compositing the current object into the background. A mask is used/referenced using the mask property. height This attribute defines the height of the masking area. Value type: <length>; Default value: 120%; Animatable: yes

Using the Logical AND masks only the areas where all of the defined areas overlap. Selected areas are those pixels that satisfy the masking criteria. To define the mask using only those areas where the listed data ranges, annotation shapes, and/or ROIs overlap, select Options > Selected Attributes [Logical AND] from the Mask Definition dialog menu bar.

2022年12月15日 · Bit masks are used to access specific bits in a byte of data. This is often useful as a method of iteration, for example when sending a byte of data serially out a single pin. In this example the pin needs to change it's state from high to low for each bit in the byte to be transmitted. This is accomplished using what are known as bitwise ...

var masked = IMask.Masked ( { mask: /^123$/ }); But it does not allow to input any symbol at all, because it matches only whole string "123" and not "1" nor "12". Always take care of intermediate values at first, otherwise it might not work as expected. In complex cases it is better to use Pattern or Function masks.

Mask Options You can define your custom options for all directives (as object in the mask module) or for each (as attributes for directive). If you override this parameter, you have to provide all the special characters (default one are not included). specialCharacters

先看(n) & MASK(0)，鉴于32位太长我们以8位为例，n取(1011 0110)(初始值)；此时c取到2就够了;MASK(c)我们也用不到32位，同样取8位，如图1 所示： 图1 ： 与常见的M位二进制存一个数的思维不同，此时的n看做8个一位二进制数存了8个数，一位二进制数取值范围就是0-1。