The response has Transfer-Encoding: chunked. Here Content-Length is not applicable, because the content is sent in one or more parts (chunks) inside the response body, with a marker indicating the byte-length of each individual chunk. http://en.wikipedia.org/wiki/Chunked_transfer_encoding Node.js defaults to Transfer-Encoding: chunked. However, this is disabled by setting the Content-Length header on the native http response … Read more
I fixed my problem with the following code: <div style=”width: 180px; overflow: hidden;”> <select style=”width: auto;” name=”abc” id=”10″> <option value=”-1″>AAAAAAAAAAA</option> <option value=”123″>123</option> </select> </div> Hope it helps!
Depends what you mean by optional. If you mean that you can just omit the header anytime you like then no, it is not optional. The HTTP spec has very specific rules when to use that header. There are different ways of sending the data if you don’t know the length. Chunked encoding for example. … Read more
Use Content-Length, definitely. The server utilization from this will be almost nonexistent and the benefit to your users will be large. For dynamic content, it’s also quite simple to add compressed response support (gzip). That requires output buffering, which in turn gives you the content length. (not practical with file downloads or already compressed content … Read more
For arrays and hashes size is an alias for length. They are synonyms and do exactly the same thing. count is more versatile – it can take an element or predicate and count only those items that match. > [1,2,3].count{|x| x > 2 } => 1 In the case where you don’t provide a parameter … Read more