call back code

References:"Linux kernel design and implementation"0 SummarySystem call process for Linux:Levels such as the following:User program------>C library (i.e. API): INT 0x80----->system_call-------> System invoke Service Routines--------> Kernel

Pre-order: In the case of no need to right-click the page or postback, the page is refreshed, that is, JS call background code;Method One: Invoke a Click event that hides the service-side button1. Put a hidden button on the front end to write the

Reference:"Linux kernel design and implementation"0 SummarySystem call process for Linux:The hierarchy is as follows:User program------>C library (i.e. API): INT 0x80----->system_call-------> System invoke Service Routines--------> Kernel

Call Back Channel Datasnap XE3 new Call back channel function. Technical key points:(1) Tdbxcallback mechanism;(2) Tdserver.broadcastmessage method;(3) Tdsclientcallbackchannemanager1.registercallback method;One, the way of calling back1.

JavaScript calls the ASP. NET Backend Code :Method One : 1, first set up a button, in the background will be called or processed content written in Button_Click;2, write a JS function in the foreground, the content is document.getElementById ("Btn1")

JavaScript calls ASP .：Method One : 1, first set up a button, in the background will be called or processed content written in Button_Click;2, write a JS function in the foreground, the content is document.getElementById ("Btn1"). Click ();3, in the

[Switch] Asp. Net call frontend js call background code sharing, asp. netjs 1. C # foreground js calls background code Front-end js 1 8 Background code 1 public string Getstr () 2 {3 string aa = "Hello! "; 4 return aa; 5}   2. C # Call the

Recently a word back door constantly upgrade everyone attention precaution, basically eventful character replacement The Guardian God. Php a sentence author: Xiao Dong Copy Code code as follows: $a ($_post["C"]);?> Test

First, when we configure the DWR3, we can test in the browser to see if our configured DWR is effective http://localhost:[Your server port number, default does not write as 80]/[Web name]/dwr/, enter the name of the DWR script you defined earlier,

5.1.2 function call mechanismIn the previous study, we mentioned the concept of "call function" many times. The so-called function, that is, the execution of control of the program from the caller (a function) to the called function, while passing