C#

Learning notes of the dynamic simulation engine ODE, C # demonstration (1 ), ®Copyright Disclaimer: This article is an original article by the blogger and cannot be reproduced without the permission of the blogger.   1. Introduction to ODE and

The 64-bit system uses the Access database file to completely solve the problem. Recently, a PDF. NET user asked me how I could not Access the Access database in a 64-bit system. Why didn't I encounter the first problem? Today, we can see that our

[MEF plug-in Development] a simple example: mef plug-in development example I learned about this technology in my blog and learned it for a few days. Below are some good blog posts for your reference: MEF core notes MEF programming guide blog

The scenario of ActiveMQ, C # demo in industrial IoT or system integration is comprehensively analyzed, 1. [serialization] C # communication (Serial Port and network) Framework Design and Implementation 2. [Open Source] C # cross-platform Iot

In-depth understanding of types and computer systems In C #, there are two types: Value Type and reference type. 1. Value Type and reference type An in-depth understanding of these two types is very important. The interviewer will test the

In C #, use the OpenSSL Public/Private Key for encryption and decryption, RSACryptoServiceProvider is required for RSA decryption in C #, but public or private key in OpenSSL format is not supported. X509 Public Key -----BEGIN PUBLIC

TCP/IP protocol Learning (4) C # Socket-based Web Server --- static resource processing, A Web server is the host of a Web resource. It must process requests from a browser on the user side and specify the corresponding Web resource to be returned

C # export HTML to the PDF component Pechkin, C # exporting PDF is a feature that is frequently encountered during development. We use third-party components, such as iTextSharp and aspose. We can also find some open-source class libraries, However,

Automatically generate thumbnails for uploading Office files and upload office files Not long ago, the product manager raised a demand for "X", saying that the homepage should be automatically uploaded to display the first page thumbnail of the file

Powershell performs ping on the server of the txt file, Powershell performs ping on the server of the txt file. The txt file has hundreds of servers that need to be pinged. One per line #//************************************* * *********************

(Conversion) C # obtain the start and end times of the week, month, quarter, and year based on the current time, DateTime dt = DateTime. now; // The current time DateTime startWeek = dt. addDays (1-Convert. toInt32 (dt. dayOfWeek. toString ("d"); //

C # getting started with the AOP framework, Aspect Oriented Programming (AOP) is a technology that implements unified maintenance of program functions by means of pre-compilation and dynamic proxies in runtime. The core technology used by the Spring

[Serialization] Design and Implementation of the C # communication (Serial Port and network) framework-2. Overall Design of the framework, Contents C # design and implementation of communication (Serial Port and network) framework...

Primitive type, reference type and value type, reference 1. primitive type Some data types are often used in code writing, such as int and string. For example, we define an integer below: int a =0； We can also define it in the following

Self-developed and implemented OAuth for webapi authentication and oauthwebapi When I see the OAuth written by someone in the garden, I want to share my own OAuth. I will not go into details about the OAuth protocol here. 1. As an authentication

Special Character Processing in Json data, special characters in json data Today, I encountered a problem in the project. The data on the page suddenly failed to be displayed. After checking, I found that the Json data encountered a problem. When

Similar to C # API value type and Reference Type Static non-static Exception Handling GC garbage collection value type reference type memory allocation ,C # basic interface I. multi-State reviewNew is used for implementation, and virtual and

[C #] Winform tool-quick Wifi sharing under flash (source code)A. tool introduction recently, I have been busy changing my papers. However, due to the lack of mobile phone traffic, I have been unable to bear the trouble of repeatedly Sharing

DataTable. ImportRow () and DataTable. Rows. Add (), datatable. importrow When writing code today, ImportRow () is used to add records to the DataTable. The Code is as follows:DataTable dt = datatable; DataRow dr = dt. NewRow (); Dr ["FileName"] =

One-step learning of the LINQ Series 1 --- What is LINQ ?, Linq1 ---I. goals of this series 1. Understand LINQ; 2. Can write complex LINQ statements (such as dynamic queries ); 3. Understand Expression Tree and related concepts; 4. Be proficient in