In. NET Framework 2.0, the configurationmanager class adds two attributes: deleettings and connectionstrings, which are used to obtain data in the configuration file appsettings and connectionstrings sections. The usage is as follows:
Using system.
Asp.net C # example of directly reading or accessing URLs from other websites
Website crawling
Some examples can replace some WebServices and return simple strings.
# Region obtain the URL returned results // access but not return results
// Check that the uploaded file is not emptyIf (file1.postedfile! = NULL){String Nam = file1.postedfile. filename;// Obtain the index of the last "." In the file name (including the path)Int I = Nam. lastindexof (".");// Get the file extensionString
In our crystal report (Crystal
Before the study, my friends and I were very curious about how to add this complicated stuff to our web application. A week later, I read a lot of "Howto" Documents
After that, we successfully added some simple reports
The amchart control is a set of graphics controls based on JS + falsh. After two days of tossing and tossing, The amchart control can be basically used based on the methods summarized by our predecessors on the Internet. By the way, the document on
This can only be used to retrieve the Web. config connection string.Note: 1. Only server controls can be bound.2. It can only be bound to a property of the server control.
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The Web. config file is as follows:
Both and are used for values,
Flytreeview features the most elegant appearance and rich performance.
A Quick Start!
There is no text watermark after cracking, and it cannot run without expiration. The picture is as follows:
Zeng xiangzhan "src ="
The date Selection control is useful in many places, and there are many implementation methods. I once wrote a lame JS date control, so I pasted the code because it was too bad. Today we will introduce the Ajax calendar control provided by Microsoft.
Create a Silverlight Control Project. During debugging, default.html is automatically generated in Bin/debugto test the Silverlight control.
Sometimes you need to add the control project to an existing webapplication or website project. Take ASP.
Use SQL statement 3 in ASP: Like, not like, and
Source:
You have seen the like usage in the example of getting the W-header record above. Like is a very useful symbol. However, in many cases, using it may bring you too
Option explicit
The value of the submit button is saved in dim strsubmit "form.
Dim strprinterpath "form to save the value of the Network Printer path
Value of the user name in dim strusername "Form
Password value in dim strpassword "Form
Dim
In many cases, when developing, we need to dynamically add controls, including HTML controls and ASP. NET controls.
JS generate HTML controls
Function addproperty (){VaR COUNT = Document. getelementbyid ('hidcount'). value;VaR STR = " property name:
Original article address:Http://blog.csdn.net/lastbeachhead/article/details/3706118
I. Initialization
· When the page is submitted, the first method is always the constructor. You can initialize some custom attributes or objects in the constructor,
1. Bin folderThe bin folder contains the deployable assembly required by the application for controls, components, or any other code to be referenced. Any. DLL files in this directory are automatically linked to the application.
2. app_browser
I often use a feature, but I have not found any related solutions on the Internet. Today I have written two methods for converting absolute paths to virtual paths through project application.Converts an absolute path under a Web site to a virtual
First, we need to understand the principle that no matter how many ascx files are installed in An ASPX page, we still need to generate code for a page, so there is no doubt, I think I have determined that this problem can be solved before solving it.
Dynamically create the Asp.net control and save its status, which is summarized as follows:1: Background Knowledge: You need to know the lifecycle of the page.2: method summary:1>In the declaration area of the page code file (the label control is
Sessionstate timeout), there are three main reasons.
I. Some antivirus software will scan your web. config file. At that time, the session will definitely drop. This is Microsoft's statement.
2: The program contains code that causes session loss and
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