Step 1: Create a cpp dll project and write the following code to generate the DLL
Copy codeThe Code is as follows:# Include # Define DLLEXPORT extern "C" _ declspec (dllexport)DLLEXPORT int _ stdcall hello (){Printf ("Hello world! \ N ");Return 0;}
Step 2: compile a python file:Copy codeThe Code is as follows:# Coding: UTF-8Import OSImport ctypesCUR_PATH = OS. path. dirname (_ file __)If _ name _ = '_ mai
. Net is a language based on virtual machines. It directly generates the MSIL intermediate language, and then the. net compiler JIT interprets the image as the local code and delivers the CPU for execution. The intermediate language is easily decompiled, so we will study how to effectively protect dll files.
My general method is:Strong signature + obfuscation + encryption.Strong SignatureA strongly-named Assembly ensures that your assembly is unique w
Differences between static library lib and dynamic library DLL creation and Examples
1. What is static Connection Library and dynamic link library?Both static and dynamic link libraries are shared.CodeIf you use a static Link Library, all the commands in lib are directly included in the final generated EXE file, whether you wish or not. However, if a DLL is used, the D
ILMerge merges multiple DLL files and ilmerge merges dll files.Preface
If your project needs to provide multiple dll files for use by others, you may wish to merge your dll files into one file to make others look concise and reference the files.
This article is relatively small, but it is more practical.Download micr
recently, a project was developed that used a DLL file interface for non-. net development, and found that after publishing to the window2003 server, the running Web site always prompts "unable to load DLL" D:\11\1.dll ": The specified module could not be found. (exception from hresult:0x8007007e). "this Error. But I can debug on a local XP System.DLL uses COM ca
Address: http://lwglucky.blog.51cto.com/1228348/282331
From a foreigner's war3 plug-in, haha, that is, wutil has to PF, actually can display the magic value as the blood bar, in fact, this desire was previously thought about, but I really don't know how to implement it. I don't know if war3 has this function, or the foreigner actually implemented it in Bt. This is a post, and it is being studied ~~~ After analyzing MH. pdll, we found that it is implemented by injecting
Use winmm. dll to control sound playback and winmm. dll sound playback
This section describes how to use winmm. dll to play a sound.
First, import two functions.
///
Sample Code
Int error = mciSendString ("open C :\\ Users \ Angel \ Desktop \ 123.wav alias myDivece", null, 0, new IntPtr (0 )); if (error = 0) {mciSendString ("play myDivece", null, 0, new IntPtr (
An unhandled exception occurs in System. Data. dll. Other information: A non-Boolean expression is specified in the context where conditions should be used (near ., System. data. dll
In the data room charging system, some people use the stored procedure in the joint query module. First, I tried to create a view in the database, then, make a judgment on the UI Layer and generate the query condition strCondi
Open VB6 and create ActiveX DLL
2. Add Microsoft Active Server Pages object library selection to the project reference
3. Add
Code As follows:
Copy code The Code is as follows: 'Code start
'Declaration part
Private myscriptingcontext as scriptingcontext
Private myapplication as application
Private myrequest as request
Private myresponse as response
Private myserver as server
Private mysession as session
'The following defines public functions (acces
This program cannot be started when php is started, because the solution to MSVCR110.dll is lost in the computer, phpmsvcr110.dll
Error: unable to start this program when runhiddenconsole.exe php-cgi.exe-B 127.0.0.1: 9000-c is executed at startup PHP because MSVCR110.dll is lost on the computer
Method/step
First enter http://www.microsoft.com/zh-CN/downloa
One, DLL placed in the specified directoryIn the programming of C # WinForm program, unavoidably a project will have multiple project files, and these project files are mutually referenced, so do not want to build the project (EXE or DLL) in the current project Bin directory of the debug directory or release directory, But in a common directory, such as the DllImport directory, how to implement the project,
Msvcp140.dll is an important system file, if lost will cause some programs or games can not run problems
Civilization 6 tips for losing MSVCP140.DLL solutions
To download MicrosoftFixit.ProgramInstallUninstall.RNP.Run.exe
Fix problems with inability to install or remove the installer
You can download a Msvcp140.dll file again, and then follow these ste
The oramts. dll file publicly registers the public APIs of Oracle connections involved in transactions started through Microsoft Distributed Transaction Processing Coordinator (MSDTC. When running in the transaction processing environment, the system. Data. oracleclient Assembly calls these Apis.Earlier versions of system. Data. oracleclient Assembly do not support distributed transactions. Therefore, this dependency does not exist before system. Data
In a task completed last week, I found a bit confused:
When writing C ++ DLL for VB call, the def file must be used to define the export symbol. OtherwiseProgramFailed to link. We all know that the def file is used to prevent the C ++ compiler from renaming the function. Another alternative to achieving the same effect is to use the extern "C" identifier. If the DLL is called by C ++, C #, Java, and so on
extern "C" int_declspec (dllexport) testunity ();extern "C" int_declspec (dllexport) AddT (intAintb);intTestunity () {return 3;/*This is a function that can write any function you want to implement.*/}intAddT (intAintb) {returnA *2+b*3;} set Path=c:\program Files (x86) \microsoft Visual Studio 11.0 \vc\bin; C:\Program Files (x86) \microsoft Visual Studio 11.0 \common7\ide; set Include=c:\program Files (x86) \microsoft Visual Studio 11.0 \vc\include\; C:\Program Files (x86) \microsoft Sdks\
How to solve the error "Failed to load the JNI shared library jvm. dll" when you start Eclipse !, Jnijvm. dllCause 1: The jvm. dll does not exist in the specified directory.Countermeasure: (1) reinstall jre or jdk and configure environment variables. (2) copy a jvm. dll file to this directory.Cause 2: The version of eclipse is different from that of jre or jdk.Co
Error: Java. Lang. unsatisfiedlinkerror: C:/wtk2.5.2 _ 01/bin/sublime. dll: Can't load Ia 32-bit. dll on a AMD 64-bit PlatformProblem:The virtual machine installed in a 64-bit system is 64-bit, while the sublime of wtk. DLL cannot load 64-bit virtual machines on a 64-bit platform, but can only load 32-bit virtual machines. The address of the 64-bit virtual machin
Use Nuget to manage dll and nuget to manage dll
Preface
Nuget is no longer a new thing. It is an extension tool of vs, which makes adding, deleting, and updating references in projects more convenient and convenient. Nowadays, many traditional companies still lag behind in dll management, and some even send dll files.
Socut. Data. dll and aspnetpager. dll usage instructions and experiences
Socut. Data. dll and aspnetpager. dllUsage instructions and experiences
In the past, I used to work on a Java project. Recently, I took over a project. The customer requested to use. Net for only one month. To reduce the study time, I chose socut. Data.
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