Install Realtek PCIe GBE Family Controller in CentOS 6. xMany available Nic drivers have been installed in the GNU/Linux installation process, but the Realtek PCIe GBE Family Controller driver does not.My desktop: HP Pro 3380 MT uses this Nic. Since there is no network, and CentOS6.x is not pre-installed with gcc, g ++ compiling environment, it has been a long time.The following describes the installation p
Many of the available NIC drivers have actually been installed during the installation of Gnu/linux, but this one:Realtek PCIe GBE Family ControllerBut not the driver.And my desktop: the HP HP Pro 3380 MT is just using this NIC. Because there is no network, and centos6.x did not pre-installed gcc,g++ compilation environment, really toss a long time.The following summarizes the installation process:installation of a CentOS system1 Create an image file
In fact, the common class is the object template. To enhance js oo features, we can use a JSON object to describe this object template inspired by the mootoos framework. In this template, we can simulate Private Members, protected members, and static members.This is a Class definition syntax simulated in JS. In the code, Class is a custom function that accepts two parameters, the first parameter is the clas
(1) Static members should be initialized outside the class: such members belong to the entire class, but they are very large, so they can be initialized outside the class, or they can be initialized using static functions.
Class A
(2) The const static member can be initialized within the class: such a member is a constant of the entire class.
Class B
(3) const
In fact, the common class is the object template. To enhance js oo features, we can use a JSON object to describe this object template inspired by the mootoos framework. In this template, we can simulate Private Members, protected members, and static members.
This is a Class definition syntax simulated in JS. In the code, Class is a custom function that accepts t
If a member in a class is declared as static, the member is called a quiescent member. The members in the class are either static or non-static. Generally, static members belong to the class, and non-static members are instances of the class-objects.
The following sample code demonstrates how to declare static and non-static
Static
Static and non-static problems should be found on the Internet to find some information, the following is the collation of some information.
The existence of a non-static member depends on the instance, so it can also be called an instance member.
The members in the class include:
Data members:Data members can be divided into static variables, instance variables and two.Static
not use the class's member variables, then it can be successful, if the call function uses the class member variable, then it will crash, if the virtual function is called, there will be problems, because the virtual function is accompanied by the instantiation of the resulting. There is no virtual function table without instantiation.Can a static member function also be a virtual function?No, call a static member function without an instance. But calling a virtual function requires a pointer t
1. initialize by members (related to constructor and copy constructor)
Use one class object to initialize another class object, for example:
Account oldacct ("Anna Livia plurabelle ");Account newacct (oldacct );
It is called default memberwise initialization. The default value is because it occurs automatically. Whether or not we provide an explicit constructor, the reason is that the initialized unit is a single non-static data member, rathe
How to Implement the syntax features of Private Members and the implementation method of private members based on JavaScript, javascript syntax
Preface
Encapsulation is an essential concept in the object-oriented programming paradigm. In traditional object-oriented languages such as Java and C ++, private Members are an important way to implement encapsulation. H
The two main methods of software development are object-oriented and process-oriented, the focus of the process is mainly on the combination and optimization of instruction, the object-oriented focus is transferred from the instruction to the data and function of the organization program.
Class
The data and functions of a program are organized into a packaged collection of logically related data items and functions, called classes. As an integral and indivisible whole, the class hi
Article Directory1. Static members, instance members2. Static Class3. Differences between static and non-static members of a class--------------------------------------Split Line---------------------------------------------1. Static members, instance members1.1 Definition and descriptionData members:Static members: Sta
initialization of three types of data
Initialization of 1.static int a
Initialization of Const int a
Initialization of the static const int a
three ways of initializing
Initializing outside the class
Class in the constructor by initializing the list.
initializing at the same time as the declaration
A. static data member Static member: A member in a static class that joins the static modifier, which is a static member. You can access this static member
One, static member: Static decoration, each class has only one copy, for all of the objects of that class are shared.1. Static data members:In-class declarations, out-of-class initialization. As with global variables, allocate memory in the data segment.egClass a{static int co;};int a::co=0;2. Static member functions:1). Static member functions are specifically used to access static members of a class, cannot access non-static
Class composition: public operations and properties; non-public implementation details.
Class Design: 1. Determine the set of operations that can be executed by the class. These operations will become member functions of the class.
2. Determine the interface (return type, parameter column) of each member function ).
3. determine the access level of each function.
static data members only have one unique entity in the entire Program . The syntax f
In small projects for JavaScript use, just write a few function on the line. But in large projects, especially in the development of the pursuit of a good user experience of the site, such as SNS, will use a lot of javascrpt, sometimes JavaScript workload than C #, then write a bunch of function, it will appear very messy, disorganized, even a naming conflict, It's cumbersome to manage and maintain. In this case, we need to use object-oriented thinking to develop JavaScript. So let's just say:Th
10.2.2 Calling the overridden or hidden base class methodYou can access the base class members inside of a derived class, whether you are overriding a member or hiding a member. This can be useful in a number of situations, such as:To hide an inherited public member from a user of a derived class, you can still access its functionality in the class.To add implementation code to an inherited virtual member, instead of simply replacing it with the newly
Minimize the access capability of classes and members and minimize the access capability of members
Address: http://leihuang.org/2014/11/17/minmize-accessibility/
Information Hiding
To distinguish a well-designed module from a poorly-Designed module, the most important factor is that this module is for other external modules, whether internal data and other implementation details are hidden. In other word
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