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What is the usefulness of PUT and DELETE HTTP request methods?
...e data tunneling service.
So to delete a Resource on the webserver, you'd call
DELETE http://example.com/order/1
and to update it you'd call
PUT http://example.com/order/1
and provide the updated Resource Representation in the PUT body for the webserver to apply then.
So, if you are buildin...
Add a column to existing table and uniquely number them on MS SQL Server
... That worked beautifully and added all the numbers I needed automatically. Thanks!
– djangofan
Oct 24 '11 at 20:42
9
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Controlling fps with requestAnimationFrame?
...risk of making my animation choppy, but right now it seems to run at drastically different speeds pretty arbitrarily, and I'm wondering if there's a way to combat that somehow.
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What is meant by the term “hook” in programming?
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Is this similar to a callback?
– Chris
Jan 22 '09 at 0:05
20
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In Python, what is the difference between “.append()” and “+= []”?
...g bytecodes we can assume that append version wastes cycles in LOAD_ATTR + CALL_FUNCTION, and += version -- in BUILD_LIST. Apparently BUILD_LIST outweighs LOAD_ATTR + CALL_FUNCTION.
>>> import dis
>>> dis.dis(compile("s = []; s.append('spam')", '', 'exec'))
1 0 BUILD_...
Angular.js directive dynamic templateURL
I have a custom tag in a routeProvider template that that calls for a directive template. The version attribute will be populated by the scope which then calls for the right template.
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How can I generate a unique ID in Python? [duplicate]
...re's no point to having the seed; it's just a sequence generator. Statistically unique IDs typically are generated from random data; at least one class of UUIDs works that way.
– Glenn Maynard
Jul 31 '09 at 4:38
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How can I get LINQ to return the object which has the max value for a given property? [duplicate]
...ing the performance concern, it is very likely that this method is theoretically slower than a linear approach. However, in reality, most of the time we are not dealing with the data set that is big enough to make any difference.
If performance is a main concern, Seattle Leonard's answer should giv...
How to print HTML content on click of a button, but not the page? [duplicate]
...he new window. Also, the images don't have time to load between the write call and the print call so they don't appear until after the print dialog is done.
– AlanObject
Jan 25 at 23:15
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Postgres unique constraint vs index
...idated by using the VALIDATE CONSTRAINT option.
So I think it is what you call "partial uniqueness" by adding a constraint.
And, about how to ensure the uniqueness:
Adding a unique constraint will automatically create a unique B-tree index on the column or group of columns listed in the constraint...