meaning

CharactersMeaning: For a character, it is usually expressed as literal meaning that the next character is a special character and is not interpreted.For example:/b/matches the character ' B ', by adding a backslash in front of B, which is/b/, the

Meaning of DBUnitdb, or decibel, is a very common unit in the field of electronics. This unit is characterized by the use of logarithms to represent the original data. 1 shell = 10 db = 10dB = 10 times times PowerFor an amplifier,power Magnification

On the physical meaning of negative frequency in spectrum --Reading analysis * Statement: This article is a large number of references to Chen Hui deep, Fang Haiyan of the relevant paper content*

Main content: What is least squares The geometrical meaning of least squares Orthogonal projection matrix What is least squares?Suppose we have n-pairs of data on our hands, {(Xi,yi): I=1...N}, in order to explore the

As a hard-pressed engineering student, "Signal and system" + "digital signal processing" is not the past, a variety of headache concepts and mathematical formula: Fourier variation, Laplace change, Z-transform, convolution, cyclic convolution,

Where T: class meaning, whereclass meaning public class DbEntityEntry where TEntity : class This is a parameter type constraint. The specified T must be of the Class type.   . NET supports the following types of parameter constraints:Where T: struct

Linux basic [Folder meaning], linux basic meaning The linux File directory is a tree directory. Bin --> Executable File Boot --> operating system boot file, system kernel, boot Information Dev --> device, device information, computer hardware

Option meaning of info. plist, meaning of info. plist 1. application does not run in background (container name: UIApplicationExistsOnSuspend) from the end of iOS4.0, when you apply the program line, press Home terminal, the application does not

This may be used in the shell, including DOS.Null is something called a null bucket, and the benefit of redirecting the output to it is that the file size is not constantly increasing due to too much content in the output. In fact, you think that

The meaning of the forest root domain in the domain tree, and the meaning of the domain forest root domain Contoso has many IT resources in the company's IT environment, and these IT resources are all in a state of decentralized management, which

Reference In the C ++ programming language 3rd (Bjarne stroustrup, 1997:Page 1:Objects of some user-defined types contain type information.SuchObjects can be used conveniently and safely in contexts in which theirType cannot be deter-mined at

I. RTS and CTS in the RS232 standardrts,cts------Request Send/clear send, for half-double hours of transceiver switching, belongs to the auxiliary flow control signal. Half-duplex means to say that when the hair is not received, when the collection

What is the meaning of life? What is the meaning of living? Perhaps this problem is too deep for us to understand what life means and why we live, but it is a question that needs our constant consideration.The famous psychologist Frankel was a

1 　　 Go home on the train, accidentally heard next to the little girl crying while calling family, she said: "Mom, sorry, originally said to make money to go home ..." she curled up in her seat and tried to suppress her cries, "but I did my best,

The Chinese zodiac represents 12 animals that represent the birth of people, that is, rats, cows, tigers, rabbits, dragons, snakes, horses, sheep, monkeys, chickens, dogs, and pigs. If the person born in the Year of Yin belongs to the tiger, the

After a long time of silence and thinking, these two days I have feelings, then hair, in this article to commemorate the growth of their own.Cause I think the cause is very simple, I like to play basketball, once again encountered a Yan value,

The meaning and relationship of nal, slice and frame in H.NAL Nal_unit_type 1 (encoding strip for non-IDR images), 2 (coded stripe data split block a), 3 (coded stripe data split block B), 4 (coded stripe data block C), 5 (encoded stripe of IDR

1, why the Fourier transform, what is the physical meaning of it?Fourier transform is a very important algorithm in the field of digital signal processing. To know the meaning of Fourier transform algorithm, we must first understand the meaning of

Recently came out a six popular language, one of which is "noisy too set." Chinese transliteration from the English "not at all". Singer Huangxiaoming, who sang "One World a Dream", was teased by netizens for not being in all, which became a popular

Source: http://blog.sina.com.cn/s/blog_62a151be0100x9rn.htmlFourth chapter basic Skills-Special symbolsThe quickest way to learn to write script is to watch someone else's script file. However, although this method is practical, it is often "less