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What's the difference between Sender, From and Return-Path?
...ery reports go to it instead of the sender.
If you are doing just that, a form submission to send e-mail, then this is probably a direct parallel with how you'd set the headers.
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What do the different readystates in XMLHttpRequest mean, and how can I use them?
...st object from a web page there's almost nothing(*) you can do with that information, since you don't have access to the extended properties that allow you to read the partial data.
readyState 4 is the only one that holds any meaning.
(*: about the only conceivable use I can think of for checking ...
Database development mistakes made by application developers [closed]
...r primary keys?
What's the best practice for primary keys in tables?
Which format of primary key would you use in this situation.
Surrogate vs. natural/business keys
Should I have a dedicated primary key field?
This is a somewhat controversial topic on which you won't get universal agreement. Whi...
RESTful Authentication via Spring
...oblem:
We have a Spring MVC-based RESTful API which contains sensitive information. The API should be secured, however sending the user's credentials (user/pass combo) with each request is not desirable. Per REST guidelines (and internal business requirements), the server must remain stateless. Th...
When should I use double instead of decimal?
...eably for accuracy here) will steadily decrease after each operation is performed. This is due to two reasons:
the fact that certain numbers (most obviously decimals) can't be truly represented in floating point form
rounding errors occur, just as if you were doing the calculation by hand. It dep...
PowerShell: Store Entire Text File Contents in Variable
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
...
Can “using” with more than one resource cause a resource leak?
...riable.
The spec (§8.13) says:
When a resource-acquisition takes the form of a
local-variable-declaration, it is possible to acquire multiple
resources of a given type. A using statement of the form
using (ResourceType r1 = e1, r2 = e2, ..., rN = eN) statement
is precisely
equiva...
“Invalid JSON primitive” in Ajax processing
... it might be easier to just remove the contentType and let jQuery pass the form-encoded data.
– GSerg
Oct 17 '17 at 7:30
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PHP $_SERVER['HTTP_HOST'] vs. $_SERVER['SERVER_NAME'], am I understanding the man pages correctly?
...o, array_key_exists is more scalable compared to in_array that has O(n) performance.
– Pacerier
Mar 5 '15 at 23:43
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In Django, how does one filter a QuerySet with dynamic field lookups?
...nt expansion may be used to solve this problem:
kwargs = {
'{0}__{1}'.format('name', 'startswith'): 'A',
'{0}__{1}'.format('name', 'endswith'): 'Z'
}
Person.objects.filter(**kwargs)
This is a very common and useful Python idiom.
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