C#

Scenario 1:Class a{public void Show ()}class b:a{public Void Show ()}　　Compile through, there is a warning to add the new keyword in the method of B in order to hide the method of aCompile-time binding (call method based on claim type)Scenario

VS2015 new Web Project (c#6) with CS1617 Error resolutionVS2015 has added support for c#6.In the new Web project template, by introducing NuGet package microsoft.codedom.providers.dotnetcompilerplatform:1.0.0 and adding in Web. config

C # Import and Export Excel files, As a daily tool, Excel often uses its import and export function during development. After a small exercise, I learned the Import and Export function. Export: From the database query to the data to be exported,

Unity3d reads and modifies Json data on Android, unity3djson First, we need to download a file LitJson. dll (download linkPs: It is downloaded from your Baidu cloud disk. If the link is out of date, leave a message or clickCarrier, password:

C # language and database basics, C # "cable breaking" for languages and databases"　　   In my course progress, the first phase is the basis of Java, although now C # is still the basis! But! Today, two months later, I picked up my books and found

C # basic consolidation (2)-create XML by using Linq To XML,1. First, you must know what the basic XML format is. 1. End of suffix. xml 2. There is a line of Description 3. There is only one root node. : A correct xml file can be opened and

C # print long string line breaks, The main code is as follows: StringFormat fmt = new StringFormat (); fmt. lineAlignment = StringAlignment. near; // left-aligned fmt. formatFlags = StringFormatFlags. lineLimit; // automatic line feed // sets the

What is the best solution for InnerException Handling ?, Innerexception Solution How to obtain innerException internal error information String innerMessage = (ex. InnerException! = Null )? Ex. InnerException. Message :"";This code break seems

List several "groceries" libraries written by myself, and list groceries In a hurry, I think I wrote a few "groceries" libraries, To avoid forgetting where your time is spent1. SL. RExcel At that time, it was made to allow silverlight to easily

Observer mode: A cat calls a mouse to wake up (C #), Based on the idea of cainiao flying first, I decided to record the knowledge points that I encountered at ordinary times. One was to deepen my understanding, and the other was to facilitate future

Part 57 to 58 Why shocould you override ToString and Equal Method, overridetostring Part 57 Why shocould you override ToString Method Sometimes you can override ToString method like that: namepace Examplepublic class MainClass{　　Customer C = new

Part 36 to 39 Talking about Delegates in c #, Part 36 Delegates in c # Class Progim {public static void Main () {List empList = new List (); empList. add (new Employee () {ID = 101, Name = "Mary", Salary = 5000, Experience = 5}); empList. add (new

C # Learning diary 11 --- data type enumeration (enum) Type All the values I have introduced earlier are value types. If so many values are written, I will summarize the following values. Simply put, this type of variable directly stores the

C # Learning diary 16 --- array of reference types The definition of the array is already in C # Learning diary 12 --- reference typeAs mentioned in, here we will not be arrogant. In general, the array is a group of ordered data of the same type,

C # object class serialization and deserialization II (DataContractSerializer) Public class PubXmlSerializer {/// /// Serialize an object to an xml string ////// /// Public static string ToXMLString (T meta) {DataContractSerializer dcs =

Understand C # reference type, A Bug occurred in the project due to insufficient understanding of the reference type. First, sort out C # basics: The reference type value assignment assigns the object pointer, while the value type value assignment

Enter an integer of less than 100 to judge the relationship with 9, an integer of 100 Console. Write ("enter an integer less than 100 :");Int shu = int. Parse (Console. ReadLine ());If (shu % 9 = 0)Console. WriteLine ("this is a multiple of 9 ");If

. Net Remoting [1],. netremoting [. NetRemoting] 2015.09.16[Distributed application]Applications are distributed on different computers and a task is completed through the network.C/S architecture [mode][Interoperability, Interoperability], also

C # difference between DBNULL and NULL ], Null is an invalid object reference in. net.DBNull is a class. DBNull. Value is its unique instance. It indicates the value in. net when the data in the database is NULL (.Null indicates that the pointing of

C # send a simple email, System. Net. Mail. MailMessage message = new System. Net. Mail. MailMessage ();Message. From = new System. Net. Mail. MailAddress ("***** @ 163.com"); // send emailMessage. To. Add ("********* @ qq.com"); // recipientMessage.