.Net Core

I have been familiar with CSS for a long time, but I am always confused about float. It may be because I have poor understanding ability, or I have never encountered a popular tutorial. A few days ago, I finally understood the basic principles of

JSON (fully called JavaScript Object Notation) is a lightweight data exchange format. It is a subset based on JavaScript syntax standards. JSON is in a language-independent text format and can be easily transmitted between various networks,

Rich text editing is inevitable for web development. Rich Text editors have been exposed to many users, including ckeditor and kingeditor. The main reason for choosing Ueditor is that it is based on the Mit protocol (like one ). In other words,

I. Requirement AnalysisFirst, you can choose to export data based on your needs. All the data has been exported before. This new requirement comes again, but think twice. It doesn't make much sense to export tens of thousands of data records, users

The following example shows how to decompress a jpg file stream from a zip file and then display it.   StorageFile zip = KnownFolders. PicturesLibrary. GetFileAsync (ZipArchive archive = ZipArchive (zip. OpenAsync (FileAccessMode. ReadWrite).

When using Entity Framework for query, if you only need to display the object without saving it, you can use AsNoTracking () to obtain data. This improves the query performance. The Code is as follows: var context = new Entities(connectStr);var

Before starting this article, let's take a look at the content of Flyout. When a Button in the application is triggered, Flyout will prompt you what to do next. Flyout is a lightweight information prompt that needs to be confirmed or ignored by the

// The previous editor was originally intended to be re-edited, but it was changed back to the Tiny MCE editor after I adjusted it to Markdown.1. Format (), ToString () method & IFormattable & IFormatProvider First, ToString (). Four ToString

When the query must be dynamically constructed at run time. When you want to define a query as part of the model definition. WisDomError

During http Communication Between asp.net and unity, when the unity client sends a form request, I want to return the requested data to the client in json format, let the client parse. On the server side, json serialization and deserialization are

SearchInfoWindow For detailed examples, refer to Baidu api

Today, when I run the previous project again, I find that the Click Event of the button does not work. After the breakpoint is added, I find that the event is not triggered at all ....According to the answers found on the Internet, some people say

Sometimes we need to check the validity of the website (URL) you enter, Copy codeThe Code is as follows:Function CheckUrl (str ){Var RegUrl = new RegExp ();RegUrl. compile ("^ [A-Za-z] +: // [A-Za-z0-9-_] + \. [A-Za-z0-9-_ % &? /. =] + $ ");If (!

Copy codeThe Code is as follows:Public static class Compressor {Public static byte [] Compress (byte [] data){Using (MemoryStream output = new MemoryStream ()){Using (GZipStream gzip = new GZipStream (output, CompressionMode. Compress, true )){Gzip.

Copy codeThe Code is as follows:Class ServicePinger{Private static readonly ILog log = LogManager. GetLogger (typeof (ServicePinger ));Public ServicePinger (string siteName, string siteUrl, string serviceUrl){If (siteName = null)Throw new

Copy codeThe Code is as follows:If (e. CommandName = "Up "){Int index = e. Item. ItemIndex;String TitleID = rgZdgz. MasterTableView. DataKeyValues [index] ["TitleID"]. ToString (). Trim ();If (e. Item. ItemIndex> 0){ZdgzTitles. ZdgzTitlesDisPlayNum (

In ASP, a form is usually submitted to another page (receiving data pages ). However, in ASP. NET, server forms are usually submitted to this page. If I setCopy codeThe Code is as follows:Form1.action = "test. aspx ";In this case, view verification

1. Add in the header of the Asp pageCopy codeThe Code is as follows:Response. Buffer = TrueResponse. ExpiresAbsolute = Now ()-1Response. Expires = 0Response. CacheControl = "no-cache"Response. AddHeader "Pragma", "No-Cache"2. Add in HtML codeCopy

Method 1: Use OleDB to read Excel files Use an Excel file as a data source to read data. The example is as follows:Copy codeThe Code is as follows:Public DataSet ExcelToDS (string Path){String strConn = "Provider = Microsoft. Jet. OLEDB.4.0;" +

Code downloadNote: The database connection string is in the web. config file. For ease of operation, the official Northwind database is used.Reference (to whom I would like to pay tribute ):2 http://www.loveweb8.com/plus/demo.php? Aid = 57 This