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Using WMI to obtain system information procedures As an example of obtaining a native system, the process of obtaining system information is as follows: 1 initialization of the COM library Since the WMI application was written in C + + based on COM technology, the COM library must be initialized, when the call function CoInitializeEx is used to initialize the
The Oracle tutorial you are looking at is that Oracle uses Pl/sql to manipulate COM objects. The Pl/sql is extended by Oracle company to standard SQL, dedicated to programming in Oracle databases, and is a third-generation process programming language. Starting from Oracle8, it provides the process of calling external C language directly from Pl/sql, allowing developers to use PL/SQL for programming modules in C language. Starting with Oracle8i, Java
services|web|xml| check box for simplicity, the examples above all use VBScript to access Web services. The SOAP WSDL moniker can actually be written using Visual c+, Visual Basic 6.0, Visual Basic. NET, or C #. For example, Visual Basic. NET can also use compiled managed code to access the same object, as shown in the following example: Imports System Imports System.Runtime.InteropServices Module wkoclient Sub Main () Dim Wsdlmoniker = "SOAP:WSDL=HTTP://LOCALHOST/CSSOAP/CSSOAP.CALC.SOAP?WSDL"
Recommended reference books:Inside COM (COM technology insider)Inside OlePrinciples and Applications of COMEssential COM (the essence of COM) ==================== OMG and Microsoft put forward the following concepts: CORBA and COM, which are used for Unix while
COM functions in PhP4 (Windows) I have been writing an Excel file into MySQL over the past few days.Article, Search for the phpx Forum. If you do not have this post, post it as follows: COM functions in PhP4 (Windows) Introduction The com function built in PhP4 is developed in Win32 environment.ProgramIt is quite attractive, but there are still not many r
? Windows lets share code at the binary level using DLLs. After all, that's how Windows apps function-reusing Kernel32.dll, User32.dll, etc. But since the DLLs is written to a C interface, they can is only is used by C or languages that understand the C calling con Vention. This puts the burden of sharing on the programming language implementer, instead of the DLL itself.MFC introduced another binary sharing mechanism with MFC extension DLLs. But these is even more restrictive-you can only u
This article Article We will discuss the interoperability between C # And com. This article consists of two parts: the first part describes what is com, and the second part describes how to apply COM in. NET Framework. Part 1: Component Object Model (COM) Component Component is not anotherBut can be embedded into o
PHP can operate COM and DCOM objects on Win32 platforms. 1. I have created a DLL to calculate something. Is there any way to run this DLL in PHP? 2. What does Unsupported variant type: xxxx (0 xxxxx) mean? 3. Is it possible to operate on visual objects in PHP? 4. Can I store COM objects in the session? 5. How can I capture COM errors? 6. How can I generate DLL fi
COM functions in PHP4 (Windows version) these days have been writing Excel into MySQL, found an article, search the PHPX forum, no this post, put it reprint as follows: COM functions in PHP4 (Windows version) Introduced COM functions built into PHP4 are quite attractive for us to develop programs in the Win32 environment, but there is still not much relevant
The. NET framework has been in production for more than two years, and many companies have begun to adopt it. NET development application software. But many companies have developed a lot of COM, DCOM components in many years of project applications, now adopted. NET development components, making these components legacy code. Because of the large amount of manpower and resources invested in the development of COM
First, the question of the proposed: (Listed below I encountered the problem) 1, each request of end user, will read mapping file--can be solved by caching; 2, the XXX subsystem needs to write mapping files--can also be written to memory and then bulk write file to solve; Second, the analysis solves the problem: Since there are 2 or more subsystems that need to read and write to the same file, and the client has great concurrency, there is a high likelihood of read-write conflicts or errors, wh
Basic knowledge of the Component Object modelComponent-based software development is becoming more and more popular, here I am in school when I organize some of the things about COM dedicated to everyone, for beginners reference.A Component(COM) is a new software development technology developed by Microsoft for the production of software in the computer industry more in line with human behavior. Under the
This article uses VB6 as an example to introduce two simple examples of. NET referencing COM and COM referencing. NET. In order to be simple, we use VB6, which is said to be an old antique about open source, to create a simple COM. Create an ActiveX dll project in VB6, and there is only one class comc1c. cls. The Code is as follows: Note: Set compatibility and
I have never been quite clear about the term "apartment", but they always like to answer the question in an attempt to ask people on the Forum: "You should read the" com essence "carefully." In fact, if some of the key parts do not understand it, it won't work even if we read it for ten times. What we need is a suitable teaching material. Today, we occasionally find this article, I hope readers can give their comments. For ease of reading, I made some
window| function These days have been writing Excel into MySQL, found an article, Search PHPX Forum, no this post, put it reprint as follows: COM functions in PHP4 (Windows version) Introduced COM functions built into PHP4 are quite attractive for us to develop programs in the Win32 environment, but there is still not much relevant technical documentation. This article will be divided by three examples
When using COM components, it is common practice to call CoInitialize (NULL) at the front of the main function, and the last face to invoke CoUninitialize ();One problem today is that the use of COM components in a thread fails, and I suspect that COM also needs to be initialized in threads. That is, the initialization of COM
query, so what is this interface? This is the famous IUnknown interface, and the IUnknown interface is defined in the Windows SDK Unknwn.h, which is defined as follows: Copy Code code as follows: Interface IUnknown { Public Virtual HRESULT stdmethodcalltype QueryInterface (REFIID riid, _com_outptr_ void **ppvobject) = 0; Virtual ULONG stdmethodcalltype AddRef (void) = 0; Virtual ULONG Stdmethodcalltype release (void) = 0; }; The stdmethodcalltype here repre
COM domain name the world's most popular, Huaxia name network to force 53 yuan domain name registration Foreign well-known web site Hosterstats released the February 2011 Global Domain Name Registration Statistics report, to COM for the suffix of the total number of domain names up to 92 million, become the world's most popular domain name suffix. Next is NET, Org. In this connection, we contacted
1. Open COM option in php.ini First, com.allow_dcom = True 2. My environment here is php5.4.7,php 5.4.5, com/dotnet module has become a separate extension, so need to configure Extension=php_com_dotnet.dll in php.ini, if PHP versionThe configuration method is: Simply add Extension=php_com_dotnet.dll to the extended list 3. It is also necessary to understand that, although the
Brief introduction You may have seen some new custom toolbar buttons or menu bars added by other software in the Word2000, Access2000, Excel2000, PowerPoint2000, and other software toolbars or menu bars under Office2000, and when clicked, There will be different responses to occur. Below, let's also implement these features, and it's important to note that here we do not need to vb/vba to implement it, but rather to develop Office2000 internal COM pl
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