Difference between validating and non validating parsers with xml best rates for consolidating college loans
If you are not using a structured editor that can enforce the markup as you type, validation with an external parser is a particularly important step in the document creation process.
You cannot expect to get rational results from subsequent processing (such as document publishing) if your documents are not valid.
One use for notations is on external entity declarations, and as we've already seen, the schema language is too late to be useful for anything entity related.
At the time of this writing (January, 2001), Doc Book is experimentally available in three other schema languages: features that are impacted, though not necessarily as significantly: notations and default attribute values.
Then it proceeds as if it had seen what was added in order to recover from the error seen, which can cause future errors.
This can improve performance substantially since Expat normally breaks character data into chunks at every line ending.
This attribute is false by default, and may be changed at any time.
The most popular free what is wrong and where the error occurred.
With a little experience, this information is all you'll need to quickly identify what's wrong.