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^ Cite error: The named reference foo was invoked but never defined (see the help page). Cite error: A list-defined reference with the name "foo" has been invoked, but is not defined in the <references> tag (see the help page ).
All references defined in the reference list must be invoked in prior content. Unused references must be removed or commented out, or stripped of their <ref>...</ref> tags and moved to another section, such as "Further reading".
But quote-enclosed reference names may not include a less-than sign (<) or a double straight quote symbol ("), which may however be included by escaping as < and " respectively. The quote marks must be the standard, straight, double quotation marks ( " ); curly or other quotes will be parsed as part of the reference name.
The named reference "$1" was defined multiple times with different content (see the help page). A list-defined reference with the name "$1" has been invoked, but is not defined in the <references> tag (see the help page). A <ref follow="…"> tag that is the continuation of a previous one can neither be named individually nor extended; Cite ...
Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.<ref>Reference 1</ref> Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.<ref>Reference 2<ref> Duis aute irure dolor in reprehenderit in voluptate velit esse cillum ...
Data cleansing or data cleaning is the process of identifying and correcting (or removing) corrupt, inaccurate, or irrelevant records from a dataset, table, or database.It involves detecting incomplete, incorrect, or inaccurate parts of the data and then replacing, modifying, or deleting the affected data. [1]
A plus sign after a number breaks default numerical sorting if it is in one of the first 5 cells in a column. A plus sign in an otherwise empty cell breaks default numerical sorting of a column. That is if the cell is one of the first 5 cells in the column. You can also use 2 columns for a range if you want to sort by either the lower or upper ...
A foreign key is a set of attributes in a table that refers to the primary key of another table, linking these two tables. In the context of relational databases, a foreign key is subject to an inclusion dependency constraint that the tuples consisting of the foreign key attributes in one relation, R, must also exist in some other (not necessarily distinct) relation, S; furthermore that those ...