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Re: Check remote file exist with libcurl
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From: Sztrepka Pál via curl-users <curl-users_at_cool.haxx.se>
Date: Sun, 17 Jan 2021 19:30:20 +0100
2021-01-17 17:14 időpontban Dan Fandrich via curl-users ezt írta:
> curl just sends the command. If it takes a long time to get a result,
> it's
> likely a server problem. -I should only return a very short result, so
> a delay
> could mean the server has to generate a large output dynamically, then
> throw it
> all away and return just the headers. This is the only way to get the
> Content-Length: for a dynamic URL, for example. Also, some servers
> don't
> support -I on some URLs and you'll a false result in those cases.
Yes, it's probably a server problem.
Downloading the same file from another server, I had the answer in an
instant.
> Dan
> -----------------------------------------------------------
> Unsubscribe: https://cool.haxx.se/list/listinfo/curl-users
> Etiquette: https://curl.haxx.se/mail/etiquette.html
Date: Sun, 17 Jan 2021 19:30:20 +0100
2021-01-17 17:14 időpontban Dan Fandrich via curl-users ezt írta:
> curl just sends the command. If it takes a long time to get a result,
> it's
> likely a server problem. -I should only return a very short result, so
> a delay
> could mean the server has to generate a large output dynamically, then
> throw it
> all away and return just the headers. This is the only way to get the
> Content-Length: for a dynamic URL, for example. Also, some servers
> don't
> support -I on some URLs and you'll a false result in those cases.
Yes, it's probably a server problem.
Downloading the same file from another server, I had the answer in an
instant.
> Dan
> -----------------------------------------------------------
> Unsubscribe: https://cool.haxx.se/list/listinfo/curl-users
> Etiquette: https://curl.haxx.se/mail/etiquette.html
-- Sztrepka Pál ----------------------------------------------------------- Unsubscribe: https://cool.haxx.se/list/listinfo/curl-users Etiquette: https://curl.haxx.se/mail/etiquette.htmlReceived on 2021-01-17