Questions tagged [handlers]

228 questions
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How do I pass Runnable objects to a Handler?

I am learning via a book and it gives me this example: Handler handler=new Handler() { @Override public void handleMessage(Message msg) { bar.incrementProgressBy(5); } }; and Thread background=new Thread(new Runnable() {…
Ryan
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Azure / Image request 502 (Bad gateway) error - intermittent

I'm working on http://www.lovethesales.com - and have come up against an annoying issue. As you'll probably be able to see for yourself on the homepage, sometimes, and intermittently, image requests will fail with a 502 Bad Gateway error. This seems…
Dave Bish
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How can I make a Windows Explorer file preview screen in WPF?

I'm working on an application that will have attachments, and I would like to create a type of display like in windows Explorer, where you choose a "Details" view, and also show the preview pane. I would like to be able to show a thumbnail view of…
Russ
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Does Handler.sendMessageDelayed() work when phone goes to sleep?

I am developing an android application and I want to reduce the power consumption. The method I believe is to put the phone into sleep mode whenever the user activity stops for a certain threshold period. I have three questions regarding this. If I…
crazyaboutliv
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Do logging handlers use separate threads?

Python's logging handlers are great. Some of them, such as the SMTPHandler may take a long while to execute (contacting an SMTP server and all). Are they executed on a separate thread as to not block the main program?
Jonathan
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How to add event handlers to composite panels in GWT 1.6

This is probably a really simple thing, but I don't know how to implement the following. package mods.client.resultSelector; import com.google.gwt.event.dom.client.MouseDownEvent; import com.google.gwt.event.dom.client.MouseDownHandler; import…
Stephen Cagle
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Allowing DLL download in IIS7

We are using IIS7, currently in classic mode. We have an ActiveX control on our site that needs a DLL to get downloaded to Client. To allow this to happen, we are removing the Execute permission for the DLLs and EXEs (in Handler Mappings). The…
rkwindows
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In C#, how can you easily change the name of an event handler?

In VS2008, if I double click on the event handler VS creates a default event handler with a default name, e.g. combobox1_SelectedIndexChanged. Say, for example, i now rename combobox1 to cbStatus. It still has the same event handler, so i now change…
Simon
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Import @socketio.on() from another class in Flask

I'm making a new application with Flask and socketio. The code simplified is like this: socketio = SocketIO(app) @socketio.on('connect', namespace='/test') def test_connect(): print('Client connected') emit('my response', {'data': 'User…
Adrian Garcia
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Adding multiple php files to yaml for google app engine

Here are the contents of my yaml file: application: myapp version: 1 runtime: php api_version: 1 handlers: url: /static static_dir: static url: /suggest/.* script: suggestions.php url: /.* script: index.php The static pages work fine, and so…
user2977732
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How to stop series of postDelayed handlers

I have a series of postDelayed handlers. I'm having trouble to set a mathode that stops the handlers when the user is tapping on the stop button at any time I he wants. I'll appreciate any help someone able to provide. Thanks while…
RBZ
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What's the difference between making a handler w/ ashx/axd and using something I made up myself in ASP.NET?

This is probably very simple but it's really confusing me. When I implement the IHttpHandler, I create a handler and then register it like so in the web.config: IIS6 Portion:
danmine
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Custom Http Handler in MVC 3 Application

I'm using an Http Handler to localize javascript files used in my application: see: Localize text in JavaScript files in ASP.NET I want to use the handler provided so I did the following: 1) Ignored routes using this code in Global.asax - I have…
Mortalus
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VBA - Update Other Cells via User-Defined Function

I have a UDF(User-Defined Function) in VBA that needs to modify cell range on Excel. Since a UDF cannot do this, I tried using Event calls. When I raise a Custom Event and try to write to cells, I get #Value error. On the other hand, Application…
user1684104
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nested postDelayed / Runnable / Handler Android

I am trying to use a nested postDelayed because I need to do something after (delayed for) 5 minutes, stop it after (delayed) 30 seconds, do something else, then repeat both events in the cycle again from the start. I just can't seem to get it…
slinden77
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