HTTP Stands for "Hyper Text Transfer Protocol", and is the protocol that applications use to access documents/webpages/data from the world wide web.

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Required http methods for generic small businesses' web application? [closed]

Except GET and POST methods, should I implement rest of the methods of the http such as HEAD? The website is about a small business site, all I'm worry is about search engines and indexing. Thanks in ...
2
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2answers
61 views

What can cause the size of HTTP response to vary for the same response body?

I am trying to understand why the web server behaves differently for the following bad requests: Method Proto Status Req Body Res Referrer ...
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4answers
48 views

How do I know whether a URL returns an HTTP 404 status code?

For any given URL, how can I (dis)confirm whether it returns an HTTP 404 status code? I found this tool but isn't there a cleaner, more natural way to find out, independently of other people's tools? ...
3
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2answers
218 views

Will canonical tag referencing unsecure HTTP URLs on a HTTPS page cause the unsecure message?

If a secure HTTPS page has a canonical tag referencing the HTTP version, will this cause the message in the browser that the page is using unsecure elements and prevent the green lock icon appearing? ...
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2answers
93 views

Search for my web site returns HTTPS results

My home page is set to Google and Google adds ?gws_rd=ssl to it. When I type search term form my site into search box Google returns bunch of indexes (different pages within my site) that starts with ...
0
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1answer
35 views

Google Chrome issue with SSL

Using this code: RewriteEngine on RewriteCond %{HTTPS} off RewriteRule (.*) https://%{HTTP_HOST}%{REQUEST_URI} My site goes to HTTPS if I type in www.domain.com. HOWEVER, only Google Chrome refuses ...
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2answers
46 views

HTTP code 403, access denied & Options -Indexes

at "webmasters.stackexchange.com" I already found a similar topic: Stop directory listing using .htaccess and redirect to good error page Options -Indexes ErrorDocument 403 /path/to/403.html ...
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1answer
94 views

Could too many HTTP requests using AJAX result in browser crashes?

We are running an ASP.NET web application, and recently we received a lot of crash reports from users. It sometimes crashes the Chrome browser, and sometimes it loads indefinitely. This is how our ...
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3answers
52 views

HTTPS and HTTP URLs point to different places?

I own and use a domain for a project. When I type in my domain preceeded by HTTPS instead of HTTP, I am re-directed to a compromising website. How is this possible? Did somebody buy the HTTPS ...
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1answer
66 views

Right HTTP code for adult content block

I have a site with User Generated Content. Although only a small amount of it is Adult content, part of that has become popular in search engines in foreign languages. To avoid being classified ...
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1answer
90 views

Are there any differences between URLs with and without “www” and “http://”

Are there any differences among these addresses? www.example.com http://www.example.com example.com
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1answer
264 views

What is HTTP Method PROPFIND used for?

I notice a series lines never seen before on my server access log that runs like this consecutively within the same one second: PROPFIND /images/flag.jpg HTTP/1.1 405 493 265 511 - LibreOffice ...
2
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1answer
60 views

What was this hack-bot trying to achieve via directory traversal?

I was walking through my server logs and the following kinda stunned me: ACCESS ERROR 404 from IP 62.112.152.161: Path: /index.php?page=weblog&env=../../../../../../../../etc/passwd%00 ...
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2answers
97 views

Should I make a page for every HTTP error?

I know that it is important to have an error document for 404, 403, 401 and 500. But what others, if any should I make to be completely sure that users do not see the default apache error page?
3
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1answer
117 views

Site speed: less KB image vs. less HTTP request

I have an interesting problem, I guess... First of all, I want to use sprites, to reduce the HTTP request on my site. That is because I know it's better for SEO and it makes the site faster, most of ...
1
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1answer
148 views

Videos from Youtube/Vimeo not displaying in iframes

I was giving a webinar about HTML today in Brackets. When showing how to use iframes, all my students managed to insert Google Maps using iframes but no one was able to make the YouTube and Vimeo ...
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1answer
60 views

Shared web hosting issue where Google is incorrectly indexing https content from another website

I am using shared hosting from a reasonably well known Australian web hosting company and have come across an unusual issue where Google is indexing pages on my website from another website on the ...
4
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1answer
210 views

Locate sitemap at HTTP or HTTPS?

Our homepage has a 301 redirect from HTTP to HTTPS but all other pages on the site are on HTTP. (1) Should the sitemap be located at HTTPS and is there any problem if we: (2) include the HTTPS ...
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1answer
25 views

Changed an unordered list from images links to CSS background text links - uncached versions are showing broken

We had unordered list for social media icons that had ahrefed images. We swapped them out for text links that used CSS background images. If a user just loads the page, they'll get the old version. ...
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0answers
8 views

Setting an expiry date or a maximum age in the HTTP headers [duplicate]

I just finished a website that I designed and submitted it to Google PageSpeed Insights for performance reviews, and this is the results I got: It says I need to set expiry date or a maximum age in ...
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1answer
80 views

Why is Google PageRank not showing after redirecting www to non www?

I have a fashion website. I had redirected my domain http:// (non-www) to http://www domain and my preferred domain in Google Webmaster Tools was http://www. Now I have redirected http://www to ...
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2answers
63 views

The actual difference between styesheet in the header and a seperate file

I have always been taught to have all of the CSS in a separate file that is referenced from the head of the page. Reading this article, the author is talking about making the Guardian website ...
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0answers
15 views

Trafic analyze: trying to track videos opened from facebook

My http trafic analyze product which is running on lippcap and wriiten with C++ has some troubles with videos which are opened from facebook. I can classify websites and my program outputs log files ...
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1answer
37 views

Long user agent field in HTTP header

I have a HTTP sniffer application which runs on C++ , when I am getting the user agent field I get something like : Mozilla/5.0 (Windows NT 6.1; WOW655970812; ...
3
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2answers
150 views

Plus sign in front of URLs in user agents

I run a small web crawler and had to decide on what user agent to use for it. Lists of crawler agents as well as Wikipedia suggest the following format: examplebot/1.2 ...
2
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1answer
110 views

Google is not seeing my HTTPS website

I have a website and it is working with HTTPS, programatically when someone got to HTTP it forward him to the HTTPS version. My issue that I see that Google Search is not seeing my pages, the website ...
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0answers
70 views

Website inaccessabile to T-Mobile users

I have a website I'm working on that is being hosted on host-ed.net, (a free web hosting provider). I've been sending people to my site to see how it looks, and I'm having a lot of mobile users with ...
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0answers
55 views

Evidence for automatic browsing - Log file analysis

I'm analyzing web server logs both in Apache and IIS log formats. I want to find the evidence for automatic browsing, like web robots, spiders, bots, etc. I used python robot-detection 0.2.8 for ...
2
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2answers
92 views

How can I prevent HTTPS on another domain from wrongly showing on my HTTP-only domain?

So, I have a blog at domain.com. This blog is HTTP-only because I would gain almost nothing from adding SSL support. I have a web service now that I want to enable SSL support on that runs on the same ...
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1answer
1k views

IP Address headers (Remote_Addr) - When is this header sent by the browser?

I want to know when a browser includes the header - Remote_Addr in the HTTP request. I observed the request sent by the browser on loading stackoverflow.com, in the web console window of Firefox. ...
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1answer
780 views

HTTP/HTTPS duplicate content 301 vs canonical

I thought I would ask a question as the amount of different sources that say this is right or that isn't right is unbelievable. Let me tell you my situation, at the moment, my boss wanted me to add ...
2
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1answer
55 views

Is this considered to be “Internal Near-Duplicates”?

Some people generate the same pages with a slight variation in keywords, title, country name, region name, etc... This is typically considered to be "Internal Near-Duplicates." I have seen a website ...
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2answers
82 views

HTML: Images always getting reloaded from server

I am finding that my web pages' images are always getting loaded from my server, even though they never change. Since these are images, not pages, I can't include an expiration date for them... How ...
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1answer
149 views

How to prevent 206 HTTP status codes

I recently upgraded my website from Joomla 1.5 to Joomla 3.0 and I have been getting a crazy amount of traffic through 206 codes than previously with Joomla 1.5. I don't know where to start to go ...
4
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1answer
297 views

How to track HTTP and HTTPS from the same Google Analytics account?

I have a website with tutorials and a discuss forum. The website load on http protocol and the forum load with https for security reasons. For both of them I run the default Google Analytics code, but ...
3
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2answers
713 views

What are reasons of latency for a HTTP request to load HTML?

I would like to know what are reasons of latency for a HTTP request to load HTML part of a webpage. I think about: loading webpage with proxy not having a good web server (apache vs nginx) having a ...
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0answers
286 views

htaccess doesnt work in subfolder

I'm using xampp with apache on my windows machine. My directory structure is: C:/xampp/htdocs ---------------/Sync --------------------/ProtectedFolderA ...
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3answers
121 views

How to upload a http file to Hostsite(DreamHost) [closed]

How do i upload a http file to any hosting sites? Preferably Dreamhost.
4
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1answer
203 views

HTTP Headers caching

I am not totally sure bout HTTP headers, but from what I read its good to have some level of caching on static pages also I am not sure if Transfer Encoding: chunked is a good thing. I was not finding ...
2
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1answer
72 views

Need a study about average latency due to HTTP request and server processing time when downloading images that are a part of DOM

I'm writing a thesis about css sprites and need to know the of the average HTTP request overhead when establishing a connection to download an image file that is a part of DOM. We conducted a study ...
2
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2answers
1k views

https:// search results appearing on Google for purely http:// site

I started weeding through my site's search results from Google today, using a site: search, to determine if there are any links that cause 404s and thus need redirecting. To my amazement I noticed ...
2
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2answers
135 views

Deleted files still accessible without www in url

I have deleted all files and all hidden files off my server, there is nothing but log files which cannot be deleted. Ironically, files are accessible when nothing is there. Cache cleared, multiple ...
2
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1answer
67 views

Why was 303 skipped in HTTP/1.0?

While looking back over HTTP response codes today I noticed that the 301, 302, and 304 response codes were defined in HTTP/1.0 but not the 303 response code. Does anyone know why the number 303 was ...
7
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1answer
132 views

Does the SPDY protocol eliminate the need for cookieless domains?

With plain HTTP, cookieless domains are an optimization to avoid unnecessarily sending cookie headers for page resources. However, the SPDY protocol compresses HTTP headers and in some cases ...
1
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2answers
117 views

http requests, using sprites and file sizes -

Hi all I'm in the process of finding out all about sprites and how they can speed up your pages. So I've used spriteMe to create a overall sprite image which is 130kb, this is made up of 14 images ...
2
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2answers
702 views

What is the default behavior of Cache-Control

If no private nor public were defined in the cache-control, e.g. Cache-Control: max-age=31461276 What is the expected behavior?
2
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2answers
216 views

Phpmyadmin http password security

Is my password sent unencrypted when using Phpmyadmin through http? If not, is there any downside using http compared to https?
2
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1answer
149 views

http request terminating early

I noticed that on some of my sites, images were occasionally not getting downloaded fully. After a bit of investigation it appears that it is not restricted to images - .css, .js etc were also ...
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1answer
282 views

google chrome : http authentication issue on iframe

I have an HTML file with 2 links both links are in an iframe to load the contents inside the iframe. I have two protected directories one on the same server and other on another server. If you click ...
2
votes
3answers
2k views

Interpretation of empty User-agent

How should I interpret a empty User-agent? I have some custom analytics code and that code has to analyze only human traffic. I have got a working list of User-agents denoting human traffic, and bot ...