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,%%esp/n" : "=a" (arg1), "=d" (arg2), "=b" (ISP) : "0" (IRQ), "1" (DESC), "2" (ISP), "D" (DESC->HANDLE_IRQ) : "Memory", "CC", "ecx"); return 1; } Finally, consider the question in the title:why the Linux kernel cannot sleep/dispatch within the interrupt pathLinux is a process-based scheduling unit, and the scheduler only sees the process kernel stack, and the interrupt stack is not visible. In the standalone interrupt stack mode, if
1.Django CBV in the request after the arrival of the implementation of the dispatch method, dispatch method according to the request mode of triggering get/post/put and other methodsclassApiview (View):defDispatch (self, request, *args, * *Kwargs):#1.1 encapsulating the request of WsgiRequest = Self.initialize_request (Request, *args, * *Kwargs) Self.request= Request#the self.request at this time is the req
In the daily work of government departments, often encounter the production of joint issued a red head, and many times the joint dispatch is two units of red head, how to make? WPS Text provides a dual-line all-in-one function, easy to achieve joint dispatch dual-unit red head production, the effect is shown in Figure 1: Figure 1 Joint dispatch red head Prepa
You know, in spring MVC, you can configure spring in both Applicationcontext.xml and dispatch-servlet.xml, so what's the difference between them: Let's take a look at the Spring official documentation: Spring lets you define multiple contexts in a parent-child hierarchy. The applicationcontext.xml defines the beans for the "root webapp context" and i.e. the context associated with the WebApp. The spring-servlet.xml (or whatever else call it) defines
The previous article has described the configuration of quartz.net, the use of the and cron expression expressions. Basically, the timing of the task in the background is completed, and the relevant job can be executed correctly according to the execution plan.Then, if the task needs to be updated, stop a task? Can not be on the server to change the configuration of the relevant job. Therefore, Quartz.net also provides us with a method of remote dispatch
encounters a lock, or read channel, or read IO request, etc. After the goroutine is switched out, if the condition is met, it will be thrown into the ready queue to queue and wait to be run again. However, when it is executed, it is uncertain , with a number of factors related to the queue length of the queued task, the time it takes to execute the task ahead of it, and the load situation at that time. The problem here is not the GC, but the dispatch
time of each job, the turnaround time and the turnaround time (turnover factor).2. Dynamic demonstration of each scheduling, update the current system time, in the running state and waiting for the corresponding information of each job (job name, arrival time, the desired run time, etc.) for the HRRN algorithm, can show each job response than R in each schedule.3. (*) allows users to submit new jobs during the impersonation process.4. (* *) to write and dis
Members:A: Preface1. Background: Stone Iron big Elevator Dispatch. The aim is to increase traffic during peak times and to conserve energy.2. Objective: Increase unit time traffic and reduce energy consumption.3. Current situation: Stone iron large basic teaching building elevator: 18 floor 18 Station, a total of 4 public elevators, 1 teachers elevator, are the giant Kone brand, load 1150kg.Second: Preliminary investigationOn-site investigation, Peak
10401:a. Material dispatch time Limit:2 Sec Memory limit:128 MB submit:95 solved:54 [Submit][status][web Board] Descriptionearthquake in a certain area, the disaster area has been very difficult, the victims urgently need some tents, clothing, food and plasma and other supplies. The road to the disaster area is full of landslides,70% above the road damage, the bridge is all destroyed. The state immediately launched emergency preparedness plans, th
Click a button to display the dispatch of a specified event to the system.Here is an example of assigning a new WindowEvent (this,windowevent.window_closing) event to the system when you click the Close button to close the entire window./* Show close window */import java.awt.*;import java.awt.event.*;import javax.swing.*;p ublic class via Dispatchevent (WindowEvent) Frametest extends JFrame implements actionlistener{ private JButton close; Public
collision detection-(void) touchended: (Uitouch *) Touch withevent: (uievent *) event{//Get Touch point Cgpoint Touchloc = [Touch locationinnode:self]; Bullet *bullet = [Bullet spritewithimagenamed:@ "Bullet.png"]; Bullet.name = @ "Bullet"; Set the position where the bullet appears BUllet.position = Touchloc; Set the speed of the bullet bullet.velocity = CCP (ccrandom_minus1_1 () * 300); [Self addchild:bullet];} In the scene's message di
In the previous section we added two time objects, but you also might want to add an integer to a time object. the following is an alternative version of _ add _ that checks the type of other and invokes either add_time or increment: def __add__(self,other): if (isinstance(other,Time)): return self.increment(other) else: return Time.int_to_time(self.time_to_int() + other) The built-in function isinstance takes a value and a class object, and returns true if t
Project "heal your body" Today, we found that none of the button click events can respond, and even the touch event is gone. Alas, it's painful, Logcat prompt: 09-05 15:12:47. 229: Warn/windowmanager (59 ):No window to dispatch pointer action 009-05 15:12:47. 343: Warn/windowmanager (59 ):No window to dispatch pointer Action 1 Solution: Http://www.eoeandroid.com/thread-52726-1-1.html Originally in baseact
Request redirection and Request dispatch Redirection -The sendredirect () method provided by the httpservletrequest interface is used to generate a 302 response code and a location response header to notify the client to re-access the URL specified in the location response header. The complete definition syntax is as follows: • Public void sendredirect (string location) throws ioexception; -The location parameter specifies the redirected URL, which ca
Introduction:The full name of GCD is the Grand Central Dispatch, an API that Apple has published in iOS4.0 to handle concurrency. Its purpose is to improve the processor's multi-core computing capabilities.GCD is a bit like nsoperationqueue, which allows programs to split a task into multiple single tasks and commit to a work queue to execute concurrently or serially, but GCD is more efficient than nsopertionqueue.How the GCD works:GCD works by allowi
Dispatch QueuesDispatch queues is a c-based mechanism for executing custom tasks. A dispatch queue executes tasks either serially or concurrently but always in a first-in, first-out order. (In other words, a dispatch queue always dequeues and starts tasks in the same order in which they were added to the queue .) A serial dis
Introduced:The Grand Central Dispatch abbreviation (GCD) is the technology developed by Apple to optimize applications that support multi-core processors and other symmetric multi-processing systems. This is based on the thread pool pattern that the task executes in parallel. It was first released on Mac OS X 10.6, and IOS 4 and above are also available.Design:GCD works by allowing programs to queue in parallel to specific tasks, scheduling them to pe
result isThis was some other codeThis is testand turn it down. Overridefunc viewdidload () {super.viewdidload ()//additional setup after loading the view, typically from a nib.Dbqueue= Dispatch_queue_create ("com. Innocellence.sunflower", nil)//Do some-dbqueue from main threadDispatch_sync (Dbqueue, {()-Voidinch //Do some work on main thread from Dbqueue Dispatch_async(Dispatch_get_main_queue (), {(), Voidinchself.test ()}) }) println ("This was some other code") }The
Sometimes it is necessary to imitate some of the user's actions (mouse and keyboard operations), the most common is the mouse click. List 1, dispatchEvent () This is a standard method for triggering events. You must create an event object before using it. As follows: The Code is as follows: Var evt = document. createEvent ('event ');Evt. initEvent ('click', true, true );Element. dispatchEvent (evt ); 2, fireEvent () This is the trigger event method implemented in earlier versions of IE. It d
Background execution:Dispatch_async (Dispatch_get_global_queue (0,0), ^{Something});Main thread Execution:Dispatch_async (Dispatch_get_main_queue (), ^{Something});Disposable execution:Static dispatch_once_t Oncetoken;Dispatch_once (oncetoken, ^{Code to be excuted once});Delay of 2 seconds execution:Double delayinseconds = 2.0;Dispatch_time_y poptime = Dispatch_time (Dispatch_time_now, delayinseconds * nsec_per_sec);Dispatch_after (Poptime, Dispatch_get_main_queue (), ^ (void) {Code to is excute
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