ibd meaning

ZZ from http://blog.163.com/yang_jianli/blog/static/1619900062011627103516435/_xxx cannot be imported with ' from module import * '__xxx__ System Definition NamePrivate variable names in the __xxx classCore style: Avoid using underscores as the start of variable names.A member variable that starts with a "single underline" is called a protection variable, meaning that only class objects and subclass objects can access these variables themselves;A "dou

/functions The static in C has a second meaning:used to represent global variables and functions that cannot be accessed by other files。 But in order to limit the scope of global variables/functions, a function or variable is statically added before the function becomes a static function. But the meaning of "static" here is not how it is stored,It means that the scope of the function is limited to this file(so also called internal functions). Note th

For you to trade cat software users to detailed analysis to share the meaning of the extended period of protection. Analytical sharing: You acknowledge receipt of goods or services after the end of the trading protection period immediately, since the end of the trading protection period, the trading cat provides you with an additional "extended period of protection" service for 30th (the "Faulty products" service is extended indefinitely), and

With the popularity of smartphones, wireless routers are already in the tens of thousands of households, while smartphones, tablets and laptops and other wireless devices Wi-Fi internet is mainly provided by wireless router wireless network. However, sometimes there will be some network problems, resulting in a computer or smart phone device this time we can usually use the router led to determine the status of the router, which can better find some of the cause of the failure. First, let'

This article describes the meaning and settings of the Eclipse.ini parameter. Eclipse.ini has the following parameters:-vmargs-xms128m-xmx512m-xx:permsize=64m-xx:maxpermsize=128m Here are a few questions: 1. What each parameter means. 2. Why are there machines I set-XMX and-xx:maxpermsize to 512M after eclipse can be started, and some machines will not start. 　　3. Why write the above parameters to the Eclipse.ini file eclipse does not perform the c

You has no choice about the necessity to integrateyour observations,Your experiences, your knowledge into abstractideas, i.e., into principles.--ayn Rand, "philosophy:who Needs It" 1974Data Abstraction is a clear separation between the abstract characteristics of a data type and the specifics of its implementation. The "abstract feature" of the data type refers to the interface that is visible to the user code and how the data type is used. Data abstraction is the generalization of interface and

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

Reprinted from: http://www.cnblogs.com/davygeek/p/5670212.htmlLearn to write a script today encountered some variables do not know, here do the next record. Variable Meaning $ File name of the current script $n Arguments passed to the script or function. N is a number that represents the first few parameters. For example, the first parameter is $ $, and the second argument is a $

1. Create a simple script variable:Vim variable2. Modify the contents as follows:#!/bin/SHEcho "number:$#"Echo "scname:$0"Echo "First : $"Echo "second:$2"Echo "Argume:[email protected]"Echo "Show Parm list:$*"Echo "Show Process id:$$"Echo "Show Precomm stat: $?"3. Execute the Script./variableThe meaning of some parameters in a Linux shell script: $# is the number of arguments passed to the script. The name of the script is the first parameter that is

please explain below The whole line of code in the Shell script that starts with if, have you seen the application scenario ?if (kill-0 $pid 2>/dev/du11) then echo "Oldboy" Else echo "Oldgirl" fiInterview question: Please explain the meaning of if (kill-0 $pid 2>/dev/null) code?if (kill-0 $pid 2>/dev/null) then echo "Oldboy" Else echo "Oldgirl" fiThe old boy answers the main points: kill-0 $pid 0 means not to send any signal to the PID correspon

Http://wenku.baidu.com/link?url=9Q9VU54XuvlN77urP1zwOLVMMrS2EFNx4HcvFizdPl-zQy3K_ Ipd3o-mdu4sbihezumnq0blbwhusuaol_y6quvkxtgjiaem9gq9i-jb5_e Shell in the condition to determine if in the-Z to-D meaning 2011-09-05 [-a file] if the file The existence is true. [-B file] True if file exists and is a block special file. [-C file] True if file exists and is a word special. [-D file] True if file exists and is a directory. [-E File] True if file exists. [-F