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For example, maybe you have a bot that publishes certain data to a Wiki page regularly, and you want your script to read that data. Careful with ctype . Set it to raw for normal Wiki pages, and application/json for pages where a template editor or admin has set the Content Model to JSON.
There's no edit toolbar, because there's no need for buttons for inserting a signature, or a table, or other text. There's also a message about using the "Show preview" button to test the added JavaScript before saving the page. 4. Add an edit summary (Adding JavaScript for user tabs, for example) and then click the "Show preview" button.
It also identifies, gathers, and creates redirects to all article sections about JavaScript (for example, the links Comment (JavaScript) and Comments in JavaScript redirect to Comment (computer programming)#JavaScript). In addition, we identify gaps in JavaScript coverage, and plan coverage for missing topics by maintaining a list of needed ...
The encoding of PAC scripts is generally unspecified, and different browsers and network stacks have different rules for how PAC scripts may be encoded. In general, wholly ASCII PAC scripts will work with any browser or network stack. Mozilla Firefox 66 and later additionally supports PAC scripts encoded as UTF-8. [4]
A long-polling Comet transport can be created by dynamically creating script elements, and setting their source to the location of the Comet server, which then sends back JavaScript (or JSONP) with some event as its payload. Each time the script request is completed, the browser opens a new one, just as in the XHR long polling case.
Writing a Greasemonkey script is similar to writing JavaScript for a web page, with some additional allowances such as cross-site XMLHttpRequests. Compared to writing a full-fledged Firefox extension, user scripting is a very modest step up in complexity from basic web programming.
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For example, changing or tweaking the behavior of a program or system through code injection can cause the system to behave in a certain way without malicious intent. [5] [6] Code injection could, for example: Introduce a useful new column that did not appear in the original design of a search results page.