Is postMessage slow? What does “slow” mean? I said it before, and I will say it again: If you didn’t measure it, it is not slow, and even if you measure …
Share via PostMessage (Windows CE 5.0) In this article This function places a message in the message queue associated with the thread that created the sp…
Window: postMessage() method The window.postMessage() method safely enables cross-origin communication between Window objects; e.g., between a page and a…
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postMessage XSS on a million sites AddThis is a share button used by over a million sites. They were all vulnerable to XSS earlier this year. In my previ…
send a message to the worker, the postMessage method of the worker object is used as shown below. worker.postMessage("Hello World!"); The onmessage property
I am developing a Chrome extension to use with my own Web-application, processing Web-pages (including cross-domain ones), loaded into iFrame on my appli…
In CodePen, whatever you write in the HTML editor is what goes within the <body> tags in a basic HTML5 template . So you don't have access to higher-up el…
providing a rudimentary level of security. Using the Messaging API's postMessage method, plain text messages can be sent from one domain to another, e
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This has been discussed before - so please add links to relevant threads. My main use-case is service worker post-messaging to client tabs that are froz…
Status Smaug, sicking, and jst have commented on previous iterations of the patch, some in passing, more recently in detail, informing implementation of …
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You are posting the contents of a String variable that is local to the thread procedure that is calling PostMessage() . If the String goes out of scope an…
@Louis yes, WM_CHARinstead ofWM_KEY(DOWN|UP). But really, what exactly are you trying to achieve in the first place? That is the X in the XY Problem. Usi…
An object, the ownership of which is transferred to the receiving browsing context. In this case, we are transferring MessageChannel.port2 to the IFrame,…
Basically, the backend provides me with the content of drawio files (so we are talking xml mode) and I need to display this in our webix page. So far, I …
Security and license risk for significant versions Non-Permissive License We noticed that this project uses a license which requires less permissive cond…
just to get the obvious out of the way.. your posted code shows two listener callbacks with an opening <script> tag between them. That script tag will ca…
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script on another page regardless of the script origins. Calling the postMessage() method on a Window object asynchronously fires an "onmessage" event
handle validation of higher process privilege, cannot SendMessage or PostMessage to higher privilege application windows, cannot use thread hooks to attach
Failed to execute 'decode' on 'TextDecoder': The provided ArrayBufferView value must not be shared. There is a specification here that warns developers a…
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