Differences between render, redirect, and dispatch in CakePHP: differences between render, redirect, and dispatch in CakePHP
Http://blog.csdn.net/kunshan_shenbin/article/details/6221219
In CakePHP, the three functions that are frequently used for jump are render, redirect, and dispatch.
1. render function
Public function render ($ action = null, $ layout = null,
Detailed error code (PS: the title of the main code to write the error)Javax.servlet.ServletException:Circular view path [Hello]: would dispatch back to the current handler URL [/hello] again. Check your Viewresolver setup! (Hint:this May is the result of a unspecified view, due to default view name generation.) At Org.springframework.web.servlet.view.InternalResourceView.prepareForRendering (internalresourceview.java:209) ~[spring-webmvc-5.0.8.rel
Familiar with JS DOM events or Flash events, basic can immediately understand the use of Cc.eventmanager.Cc.eventmanager has two ways of registering listeners, one of which is a native event, such asCc.eventManager.addListener ({ event:cc. Eventlistener.keyboard, function(keycode, event) { if (keycode = = cc. Key.back) { cc.director.end (); } this);AddListener accepts an object. This
infix expression1* (2+3)This is an infix expression, operators between numbers, computer processing prefix expressions and suffix expressions is easier, but processing infix expressions is not easy, so we need to use Shunting-yard algorithm (dispatch field algorithm) to convert infix expression to a suffix expression ( i.e. inverse Polish expression), then solve.The above infix expression goes to the suffix expression after:1 2 3 + *scheduling field A
Design-related implementation techniques
1, the design of the typical data table
In the receiving document management system, any in-receipt or dispatch file corresponds to a default process (already defined beforehand), the file follows the steps specified in the process to flow down successively. Take a process as an example: in-place registration-〉 director proposed-〉 led the 批办-〉 Office of the contractor-〉 filed. In order to track the file in re
Avg_timeslice to the length of the time slice with a nice value of 0, which is approximately 102ms based on the above formula. This number participates in the priority calculation as a datum value for the process run time.2) changes in Time_sliceThe Time_slice value of the process represents the remaining size of the running time slice of the process, splits the time slice with the parent process when the process is created, decrements during the run, and, once it is 0, assigns the base value a
Let's understand it literally. intuitively, it refers to two dispatches. What does dispatch mean here? For example:
Class Event{ Public : Virtual Void Printname (){Cout " I am a general event " Endl;}} Class Keyevent: Public Event{ Public : Virtual Void Printname (){Cout " I am a key event " Endl;}} Class Clickevent: Public Event{ Public : Virtual Void Printname (){Cout " Click events " Endl;}}
The difference between Render,redirect,dispatch in cakephp
http://blog.csdn.net/kunshan_shenbin/article/details/6221219
In cakephp, jump through three commonly used functions, render,redirect,dispatch
1. Render function
Public function render ($action = null, $layout = NULL, $file = NULL)
Render
String $action
String $layout
String $file
Render rendered view, you may not use this method often, because the
Dispatch is a PHP small framework that can combine Dispatch and other frameworks to develop a very powerful and lightweight program. if you need it, you can refer to Dispatch as a small PHP framework. It does not give you complete MVC settings, but you can define URL rules and methods to better organize applications. This is perfect for APIs, simple sites, or pro
the order in which the methods are loaded.When a method is called, the JVM first checks that it is not a class method. If so, the method is found and executed directly from the class that called the method reference variable, and is no longer determined whether it is overridden (overwritten). If not, do other things (such as dynamic method queries)Some people may have a pat on the thigh, this is not the static/dynamic allocation of Java!A bit like, but not really, static
Description: These two days encountered some of the Java methods assigned to the problem, combined with their own books, Google, and the Caesar taught me to make a summary.
Write method assignment refers to how the virtual machine determines which method should be executed!
A lot of content can participate in this blog post in http://rednaxelafx.iteye.com/blog/652719:
The explanations for many of the concepts in this article are excerpted from the posts above, so I'm not going to point it out.
related to the number of currently ready processes, so the time taken to find is O (n Level, n is the number of currently ready processes. Because of this, the execution time of the dispatch action is related to the current system load and cannot be given a limit, which is contrary to the requirement of real-time.In the new O (1) Schedule, this lookup process is decomposed into n steps, and each step takes an O (1) magnitude.The Prio_array contains a
I. ConceptsStatic Dispatch occurs during the compilation period. The assignment is based on the Static type information, and the method overload is Static assignment.Dynamic Dispatch (Dynamic Dispatch) occurs during the running period. Dynamic Dispatch dynamically replaces a method. Object-oriented languages use dynami
One, the implementation of the Dispatch queue:1, used to manage the FIFO queue implemented by the C language layer of the appended block.A lightweight signal for exclusive control implemented in the 2,atomic function.3, some containers that are implemented by the C language layer for managing threads.Second, the benefits of CGD.No matter how hard programmers try to write code that manages threads, it is not possible to outperform the GCD implemented a
Abstract state machine class QFSM or QHSM has a function pointer that points to the specific state function in the inherited state machine class, which has two interface function init () and dispatch (), which works by understanding the key of the state machine handling event process.The State machine class inherits from QFSM or QHSM, and inherits this function pointer, which is used to dynamically point to the private state function in the specific s
The IRPTRACE tool Tracking IRP dispatch function (DISPATHC Funtion) is an important concept in Windows drivers. The main function of the driver is to handle I/O request, where most of the I/O requests are handled in the dispatch function. i/for all drivers in user modeo request. All of the operating systems are transformed into a data structure called an IRP, and different IRP data are dispatched to differe
"Problem description"In the process of environmental maintenance, found that the dispatch service in SMT stopped after the start of the situation, view the log, found that errorlog is empty"Workaround"Delete the dispatch service-related profiles in the Etc/stpcfg directory under the client tree, so that dispatch service starts with the summit core configuration f
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[10:10:06-Hello Google Android] activitymanager: DDM dispatch Reg wait timeout [10:10:06-Hello Google Android] activitymanager: Can't dispatch DDM chunk 52454151: no handler defined [10:10:06-Hello Google Android] activitymanager: Can't dispatch DDM chunk 48454c4f: No handler defined [2010-07-12 10:10:06-Hello Google Android] activitymanager: Can't
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