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7 min readTo get user session from replication event in AEM, you can use the Replicator API provided by AEM. You can implement a custom ReplicationEventListener that listens for replication events and then retrieves the user session associated with the event.Within your custom ReplicationEventListener implementation, you can access the ReplicationAction object which contains information about the replication event. You can use the ReplicationAction.
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5 min readTo configure SSL on MongoDB server, you need to first create a SSL certificate and key pair using a tool like OpenSSL. Once you have the certificate and key pair, you will need to update the MongoDB configuration file to specify the path to the certificate and key files. Additionally, you will need to specify the SSL mode and PEM key file options in the configuration file.After updating the configuration file, you will need to restart the MongoDB server for the changes to take effect.
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4 min readIn AEM, you can redirect the homepage by creating a sling: mapping entry in the Apache configuration file. This mapping entry should redirect requests for the homepage to a different URL. You can also use the Redirect component in AEM to configure a redirect on the homepage. Additionally, you can use the Redirect Filter in AEM to set up a redirect for the homepage based on specific conditions.
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8 min readTo join more than 2 collections in MongoDB, you can use the aggregation framework which allows you to perform complex operations on multiple collections. You can use the $lookup stage to perform a left outer join between two collections and then use the result to join with another collection using another $lookup stage. By chaining multiple $lookup stages, you can join more than 2 collections in MongoDB.
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3 min readTo get the complete path of a page in AEM, you can use the SlingHttpServletRequest object and its getRequestURI method. This method will return the URI of the current request, which includes the complete path of the page being accessed. You can then manipulate this URI as needed to extract the specific path of the page. Additionally, you can use the ResourceResolver object to get the Resource object of the current page and then retrieve its path using the getPath method.
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9 min readWhen designing a large NoSQL database with nested data, it is important to carefully plan the structure of your documents to ensure efficient querying and indexing. One approach is to denormalize your data by embedding related documents within one another, creating a hierarchical structure. This can help reduce the number of queries needed to retrieve related data and improve performance.
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5 min readIn AEM, when creating pages, it is possible to inherit properties from a parent page using the Page Properties Inheritance feature. This feature allows properties such as title, description, and other metadata to be automatically inherited by child pages, reducing the need for manual input and ensuring consistency across the site.
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5 min readTo add a field description to a MongoDB collection, you can use the collMod command in the MongoDB shell. This command allows you to modify the properties of a collection, including adding descriptions to fields. Here's an example of how you can add a description to a field in a MongoDB collection: db.
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5 min readIn Adobe Experience Manager (AEM), you can include a content page in a JSP by using the <cq:include> tag. This tag allows you to include a content fragment or another page within the JSP file. To include a content page, you can specify the path to the content page as an attribute of the <cq:include> tag. This will dynamically include the content from that page within your JSP file.
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6 min readIn MongoDB, you can use the $and, $or, and $not operators to create queries with multiple conditions. These operators allow you to combine multiple conditions in a single query.The $and operator allows you to specify multiple conditions that must all be true for a document to be returned in the result set. For example, you can use the $and operator to find documents where both condition1 and condition2 are true.
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4 min readTo rearrange tags in a widget in AEM, you can do the following:Access the widget containing the tags you want to rearrange.Locate the section or area where the tags are displayed.Click and drag the tags to the desired position within the widget.Release the mouse button to drop the tags in the new position.Save your changes to ensure the tags remain rearranged in the widget.By following these steps, you can easily rearrange tags in a widget in AEM to customize the display of your content.