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  2. Help:Adding image - Wikipedia

    en.wikipedia.org/wiki/Help:Adding_image

    After the image is uploaded, click the "Use this file" button at the top of the image page (with the W) and copy the "thumbnail" code. To add the image to your user page you just need to replace {{New user bar}} with {{New user bar|image=PASTE THE IMAGE CODE HERE}} .

  3. Wikipedia:Uploading images - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:Uploading_images

    To upload an image, use the Wikipedia:File upload wizard. When uploading an image, you have to: make sure the image is published under a free copyright license; clearly label the origin and the copyright license of the image. Before uploading images, read the image use policy. Most images on the Internet are copyrighted.

  4. Help:Gallery tag - Wikipedia

    en.wikipedia.org/wiki/Help:Gallery_tag

    This parameter specifies the initial height to render every image thumbnail, before images are possibly scaled up (keeping their size ratio) by JavaScript to fill rows; when needed the Javascript will query the image server to get resized thumbnails for several scales between 100% (the initial height specified) and about 125%. This gives good ...

  5. Access key - Wikipedia

    en.wikipedia.org/wiki/Access_key

    The value of an element’s accesskey attribute is the key the user will press (typically in combination with one or more other keys, as defined by the browser) in order to activate or focus that element. Though the accesskey attribute sets the key that can be pressed, it does not automatically notify the user of the bound access key.

  6. Cross-origin resource sharing - Wikipedia

    en.wikipedia.org/wiki/Cross-origin_resource_sharing

    A web page may freely embed cross-origin images, stylesheets, scripts, iframes, and videos. Certain "cross-domain" requests, notably Ajax requests, are forbidden by default by the same-origin security policy. CORS defines a way in which a browser and server can interact to determine whether it is safe to allow the cross-origin request. [1]

  7. Name–value pair - Wikipedia

    en.wikipedia.org/wiki/Name–value_pair

    A name–value pair, also called an attribute–value pair, key–value pair, or field–value pair, is a fundamental data representation in computing systems and applications. Designers often desire an open-ended data structure that allows for future extension without modifying existing code or data.

  8. Surrogate key - Wikipedia

    en.wikipedia.org/wiki/Surrogate_key

    A surrogate key (or synthetic key, pseudokey, entity identifier, factless key, or technical key [citation needed]) in a database is a unique identifier for either an entity in the modeled world or an object in the database. The surrogate key is not derived from application data, unlike a natural (or business) key. [1]