multiple-instances

问题 Is it possible to use two Android MediaCodec instances as video encoder to encode two videos simultaneously? I know that MediaCodec itself can have multiple instances, for video/audio encoding/decoding. But is there any restriction on hardware/Android version on encoding multiple videos, besides the impact of performance? More specifically, if considering only Android version 4.3 or higher, is multiple instances of video encoder valid or still be device-dependent? 回答1: From my experience it

问题 What techniques are people using to utilize multiple processors/cores when running a TwistedWeb server? Is there a recommended way of doing it? My twisted.web based web service is running on Amazon EC2 instances, which often have multiple CPU cores (8, 16), and the type of work that the service is doing benefits from extra processing power, so i would very much like to use that. I understand that it is possible to use haproxy, squid or a web server, configured as a reverse proxy, in front of

问题 I want to prevent multiple instances of application being launched in java. I know 2 methods for this: locking file locking socket But which is one is more efficient and good to use? Which one should I use? Any other solution to do the same are also welcome. 回答1: EDIT: I tried that with Win200864b(version isn't important) and alive JFrame and move toFront() or Iconified in SystemTray with JFrame.DO_NOTHING_ON_CLOSE public interface ApplicationStartedListener { void applicationStarted(); void

问题 I have been working on an application for Android devices recently - and I have noticed a perplexing issue that only occurs on devices running Samsung Touchwiz! When the application is running on a Touchwiz device the bug occurs. The bug can be reproduced by pressing the "back" button while the application is in the foreground - and then launching it again from the home screen (or anywhere else the icon may be). Looking in the multi-tasking menu it is clear that the system launches a second

问题 Given the following html <select name="question_order[]" id="data1"> <option value="">None</option> <option value="1">1</option> <option value="2">2</option> <option value="3">3</option> </select> <br /> <select name="question_order[]" id="data2"> <option value="">None</option> <option value="1">1</option> <option value="2">2</option> <option value="3">3</option> </select> <br /> <select name="question_order[]" id="data3"> <option value="">None</option> <option value="1">1</option> <option

问题 As you can see in the code below I have created a custom control named Period that inherits from Listbox. In it I have declared a read-only dependancy property named 'Subjects'. When a single Period is placed on the WPF window everything runs fine. However, when I place more than one I get the error mentioned in the title. Here is the Period Class: Public Class Period Inherits System.Windows.Controls.ListBox '-------- PROPERTIES --------' Public ReadOnly Property Subjects() As

问题 I am using FineUploader 4.0.8 within a MVC4 project using the jquery wrapper. Here is an example of my js code that creates a single instance of the fineUploader and is working just fine. At this time, I have the need for more than one instance of fineUploader, but each individual control doesn't know anything about the other and they're rendered as needed on a page (I've seen previous questions using a jQuery .each, which won't work here). Currently, I can't seem to correctly render any

问题 I am trying to use this slider: http://codepen.io/zuraizm/pen/vGDHl I need to have multiple sliders on the page, up to 10 maybe more. It is for a property listings page, and this is a really light slider. Currently when you press next, it slides the images for every slider. I know its an ID issue, but is there a simple way to fix this without having to have tens of different id's? UPDATE! This is my updated pen, with the sliders working: http://codepen.io/LukeD1uk/pen/LEKBa But it appears

问题 I am in a problem with the notifications in android, whenever I click the notification evrytime I have to call the same activity again, but as far as I am thinking the new activity is called but the previous is also running in the backend, due to which my code is running again and again ( becoz of multiple instances ) Please help me how to resolve or close multiple instances each time a notification is clicked. code public void notificationforChat(CharSequence message,String toJid, int

问题 Note: if you are familiar with the Azure pricing model, just jump to the "question" section. Microsoft will begin to charge for the use of the Azure platform starting February 1, 2010. The monthly bill will be a function of bandwidth, storage, and others. Among the factors used to calculate the bill is compute time . This latter factor, however, has a misleading name: it should be named instance hosting time instead. Quoting the windows azure pricing page: When developing and testing your