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Stopping scripters from slamming your website
...mplementing something like SO does with the CAPTCHAs?
If you're using the site normally, you'll probably never see one. If you happen to reload the same page too often, post successive comments too quickly, or something else that triggers an alarm, make them prove they're human. In your case, this ...
Bootstrap 3 Flush footer to bottom. not fixed
I am using Bootstrap 3 for a site I am designing.
13 Answers
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What is the aspnet_client folder for under the IIS structure?
...validation controls and other functionality. If you don't have a .NET 1.1 site or older running it should be safe to delete it. I would rename it first to ensure it doesn't cause any problems.
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ssl_error_rx_record_too_long and Apache SSL [closed]
I've got a customer trying to access one of my sites, and they keep getting this error > ssl_error_rx_record_too_long
15 An...
What's to stop malicious code from spoofing the “Origin” header to exploit CORS?
...kies).
Remember: CORS is not security. Do not rely on CORS to secure your site. If you are serving protected data, use cookies or OAuth tokens or something other than the Origin header to secure that data. The Access-Control-Allow-Origin header in CORS only dictates which origins should be allowed ...
What is the optimal length for user password salt? [closed]
...ere is no security reason to do so.
There is some benefit to also using a site-wide salt on top of the per-user salt, this will prevent possible collisions with password hashes stored at other sites, and prevent the use of general-purpose rainbow tables, although even 32 bits of salt is enough to m...
PHP $_SERVER['HTTP_HOST'] vs. $_SERVER['SERVER_NAME'], am I understanding the man pages correctly?
...h to use for my PHP scripts for simple link definitions used throughout my site?
9 Answers
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转：postfix安装Q&A - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ocalhost bin]# cyradm --user cyrus localhost
Can't load '/usr/lib/perl5/site_perl/5.8.5/i386-linux-thread-multi/auto/Cyrus/IMAP/IMAP.so' for module Cyrus::IMAP: /usr/lib/perl5/site_perl/5.8.5/i386-linux-thread-multi/auto/Cyrus/IMAP/IMAP.so: undefined symbol: db_version at /usr/lib/perl5/5.8.5/i38...
SecurityError: Blocked a frame with origin from accessing a cross-origin frame
...ven though same-origin policy blocks scripts from accessing the content of sites with a different origin, if you own both the pages, you can work around this problem using window.postMessage and its relative message event to send messages between the two pages, like this:
In your main page:
const f...
Single Page Application: advantages and disadvantages [closed]
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Let's look at one of the most popular SPA sites, GMail.
1. SPA is extremely good for very responsive sites:
Server-side rendering is not as hard as it used to be with simple techniques like keeping a #hash in the URL, or more recently HTML5 pushState. With this app...