rdd meaning

to say that when the hair is not received, when the collection is not sent. So how do you differentiate between sending and receiving? By default, the DCE sends data to the DTE, and when DTE decides to send data to DCE, the RTS is valid, indicating that the DTE expects to be sent to the DCE, and that the DCE cannot immediately convert the send and receive status, and DTE can determine if the CTS is valid to see if it can be sent. This avoids the loss of data caused by the DTE being sent when th

Crown B-Share, the code is 200018. SME Board stock code starts with 002, such as: Donghua co-creation stock code is 002065. Gem stock code to start with 300, such as: Pathfinder stock code is: 300005Letter meaning edit The letter meaning before the name of the stock: the "G" before the index name refers to the word "gong", which means "contribution". You can see the percentage contribution of all stocks to

Many tags can be used to change the appearance of text and to associate the text with its hidden meanings. In general, these tags can be divided into two categories: the Content-based style (content-based style) and the physical style (physical style).Content-based stylesA content-based style label tells the browser that the text it contains has a specific meaning, context, or usage. The browser then applies the formatting that is consistent with that

1. Questions 1.1 Apple Boxing Xiao Ming's family picked 123 apples, 10 apples can fill 1 boxes, 10 boxes of apples can be filled with 1 cars to the wholesale market to sell, asked how many of these apples can fill a few cars, a few boxes, and a few apples left? A smart friend might give the answer directly to 1 cars and 2 boxes, with 3 apples left. The process of calculation: 123 x/10 = 12 cases, 3 apples 12 Case/10 = 1 car, 2 cases Of course, some friends will immediately point out, why so SB's

Explain the meaning of M in MySQL Data Type int (M), mysqlint Introduction The integer types in the MySQL data type is a bit strange. You may see int data types such as int (3), int (4), and int (8. When I first came into contact with MySQL, I thought that int (3) occupied less storage space than int (4), and int (4) occupied less storage space than int (8. Later, I read the MySQL manual and found that I was wrong. int(M): M indicates the maximum disp

The flowchart can be clear. Intuitive expression of the focus of the copywriting, so more and more people in work and life use flowcharts. But what do you know about the symbols and meanings in the flowchart? Do you know what color each graphic represents? Today, the small part of the process flow chart for everyone to popularize the meaning of the symbol.In order to explain more clearly, the small part also through the production of flowcharts to exp

The This keyword has three applications: (1) This invokes the attribute in this class, that is, the member variable in the class, (2) This invokes the other methods in this class, and (3) this invokes the other constructor methods in this class, and is placed on the first line of the constructor method when called. Public Class Student {string name;//define a member variable name private void SetName (String name) {//define a parameter (local variable) name This.name=name ; Pass the value of the

About the Java method in object ... the meaning of the args parameterWhen I read the volley source code from Google, I suddenly saw a way to do that, such as:V (String format, Object ... args)do not understand what meaning, wondering why to write like this, with object[] args is a meaning? Why use three points instead? Later, this is the JDK1.5 new syntax, new f

Hello everyone, the meaning of the anchor text I don't want to be long-winded. In SEO optimization The anchor text is the basic element. But with the update of the Baidu algorithm and perfect, the significance of the anchor text should rethink it? Yesterday read the Lou: "Common reference" will replace the "anchor text" This article, Lou I do not want to introduce, well-known bloggers. Now look at the anchor text will not be a common reference instead

Reprint http://milodream.diandian.com/post/2012-09-25/40038912065 Meaning of the build, host, and target options in cross-compilation --build= the platform used to compile the software (your computer's platform now) --host= the platform on which the software will run (which platform the compiled libraries can run on) --target= the target platform that the software deals with Some of the more common parameters in cross-compilation are

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* This article is the best I've ever read to explain the negative frequency of the spectrum, just to pay tribute to the two authors in this blog post. Absrtact: This paper discusses the physical

Php + ajax + json provincial/municipal drop-down lists are linked. json transmission is used to verify that parameters are transmitted during login.The following code is reserved as a mark:Function (data ){// Alert (data );Var data1 = data. replace (/\ s/gm ,"");Var data2 = data. match (/\ [(. *) \]/g ,"");// Alert (data2 );.............}The key is to understand the differences between the following pattern modifiers: www.2cto.comPerl-style Regular Expressions allow you to place a single charact

What is the meaning of the character icon on the Win10 disk? How can I disable win10 disk sharing ?, Win10 icon What is the meaning of the character icon on the Win10 disk? How can I disable win10 disk sharing? In the disk location of the Windows 10 system, we can see two icons of small people. This indicates that the current disk is in the shared state, and other users can access the current disk through

In the C language, for definitions and declarations, perhaps we are very familiar with, but not necessarily really understand!Definition means: The definition is to create a (compiler) an object, to allocate a memory space for this object and name, that is, the name of the variable or object that we normally call, once this is a memory space match, then in the definition of this object or variable life cycle, The variable name created cannot be changed, and the location of the memory space will

= "Match_parent"Android:layout_height= "Wrap_content"android:orientation= "Horizontal" > TextViewAndroid:layout_width= "Wrap_content"Android:layout_height= "Wrap_content"Android:layout_weight= "1"Android:background= "@android: Color/black"Android:text= "111"android:textsize= "20SP" /> TextViewAndroid:layout_width= "Wrap_content"Android:layout_height= "Wrap_content"Android:layout_weight= "2"Android:background= "@android: Color/holo_green_light"Android:text= "222"android:textsize= "20SP" />L

prompt remittance 5000 dollars to the account, see the text message, I knew it was my mother to call me.After a while, my mother's text message sent over "in the outside to work is not easy, don't always give me the money, I am very good at home, eat well, drink good." ”The National Day home, found that clothes hanging in the closet, as if not through the same.At that time inexplicable sad for a long time, suddenly think of childhood, home is very poor, parents are special province, my impressi

SQL statement meaning DB: query ( quot; SELECTCOUNT (*) FROM quot ;. DB: table ('vgallerys '). quot; whereuidIN (meaning of SELECT nbsp; pre_home_fri SQL statement DB: query ("select count (*) FROM". DB: table ('vgallerys '). "where uid IN (SELECT Pre_home_friend.fuid FROM pre_home_friend WHERE uid = '$ discuz_uid') and album = 0 "); The meaning of this s

Peter D. Turney,Patrick PantelTranslation: South China Normal University-Wu Yunyu2. Semantic vector space modelThe statistical semantic hypothesis (statistical semantics hypothesis) is the unifying theme of the various vsms discussed in this paper: the statistical patterns of human word usage can be used to indicate human meaning (statistical patterns of Human word usage can be used to figure out what people mean).This general hypothesis is the basis

Regular expressions1. Meaning of regular expressions\d matches a numeric character,/\d/=/[0-9]/\d matches a non-numeric character,/\d/=/[^0-9]/\s matches a white space character, including \n,\r,\f,\t,\v , etc.\s matches a non-whitespace character equal to /[^\n\f\r\t\v]/\w matches a character that can make up a word, including underscores\w matches a character that cannot be composed of words, equal to [^a-za-z0-9]. \ t matches a tab\ n matches a lin

When we write a program, it is always inevitable to err on the wrong way, no matter how cautious. These errors often confuse the PHP compiler. If developers are unable to understand the meaning of compiler error messages, they are not only useless, but often frustrating. When compiling a PHP script, the PHP compiler will do its best to report the first problem it encounters. This creates a problem: only when the error occurs does PHP recognize it (th