 
                Meta Description
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                A meta description is a 160-character snippet, a meta tag in HTML, that summarizes a page`s content. this website is having meta description of the following  : Em homenagem ao maestro Heitor Villa-Lobos, nos dedicamos a ampliar e fortalecer a educação musical nas escolas brasileiras e formar educadores. Saiba mais! 
             
               
                         
                
                
                
                X-Frame-Options Header
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                The X-Frame-Options HTTP response header can be used to indicate whether or not a browser should be allowed to render a page in a <frame>, <iframe>, <embed> or <object>. Sites can use this to avoid clickjacking attacks, by ensuring that their content is not embedded into other sites.
             
               
                         
                
                
                
                schema.org micro-markup 
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                Schema.org is a collaborative, community activity with a mission to create, maintain, and promote schemas for structured data on the Internet, on web pages, in email messages, and beyond.
             
               
                
                
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                No Cache Content 
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                Forces caches to submit the request to the origin server for validation before releasing a cached copy.
             
               
                
                
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                Cache-Control Header Max-Age
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                Specifies the maximum amount of time a resource will be considered fresh. Contrary to Expires, this directive is relative to the time of the request. this website is having max-age=0 secs.
             
               
                
                
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                Vary Header Accept-Encoding
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                The Accept-Encoding request HTTP header advertises which content encoding, usually a compression algorithm, the client is able to understand. Using content negotiation, the server selects one of the proposals, uses it and informs the client of its choice with the Content-Encoding response header.
             
               
                
                
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