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How do I uniquely identify computers visiting my web site?
...on. 94.2% of browsers with Flash or Java
were unique in our sample.
By observing returning visitors, we estimate how rapidly browser fingerprints might change over time. In our sample, fingerprints changed quite
rapidly, but even a simple heuristic was usually able to guess when a fingerpri...
What port is a given program using? [closed]
...lect the Network tab, there's a section called 'Listening Ports'. Can sort by port number, and see which process is using it.
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How to ensure a form field is submitted when it is disabled?
...or text boxes, doesnt work for select boxes, plus super easy to get around by clicking and holding down button
– Andrew
Aug 23 '17 at 16:00
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Best way to synchronize local HTML5 DB (WebSQL Storage, SQLite) with a server (2 way sync) [closed]
...d to use the DataAccessObject of the framework to access your DB. It works by storing all the SQL request applied to the DB (except select of course) , and sending them to the server. It's great to manage deletion, but it's a little heavy if you have a lot of updates, and the server need to use the ...
jQuery pitfalls to avoid [closed]
...r elements with class myClass
$('.myClass');
But you can speed things up by searching within a context:
var ct = $('#myContainer');
// This will search for elements with class myClass within the myContainer child elements
$('.myClass', ct);
...
Validate a username and password against Active Directory?
...t a non-existant user. As a result, you may want to call UserPrinciple.FindByIdentity to see if the passed in user ID exists first.
– Chris J
Sep 8 '11 at 15:17
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Html.DropdownListFor selected value not being set
...tFor? I've been having a look online and have seen that it can be achieved by using the fourth parameter so like the below:
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Ensure that HttpConfiguration.EnsureInitialized()
... called.
The best way to resolve this is to use new initialization method by replacing in Global.asax :
WebApiConfig.Register(GlobalConfiguration.Configuration);
by
GlobalConfiguration.Configure(WebApiConfig.Register);
...
XPath OR operator for different nodes
... think of your result as being a or b, but rather that it could be located by a or b. Logical or means it could be located by a or b or both. Logical xor (eXclusive OR) means it could be located by either a or b, but not both. Logical and means it could be located by both a and b.
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Do HTML5 custom data attributes “work” in IE 6?
...
I can get the value of data-geoff using
var geoff = document.getElementById("geoff");
alert(geoff.getAttribute("data-geoff"));
See MSDN. And although it is mentioned there that you need IE7 to get this to work, I tested this a while ago with IE6 and it functioned correctly (even in quirks mode...