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jQuery UI Sortable, then write order into a database
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To generate IDs automatically you can use $("#element").children().uniqueId().end().sortable({...
– Taylan
Apr 28 '14 at 8:59
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How to return a file using Web API?
...se dispose() so you can handle your resources correctly when the framework calls it.
– Phil Cooper
Jan 16 '14 at 11:29
2
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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...
NullPointerException accessing views in onCreate()
...The preferred solution is to move the code to the fragment onCreateView(), calling findViewById() on the inflated fragment layout rootView:
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View rootView = inflater.inflate(R.layout.f...
What's the difference between an id and a class?
...on, for those who care, that #intro has precedence is because of something called specificity: w3.org/TR/CSS2/cascade.html#specificity
– Glen Solsberry
Feb 13 '09 at 22:10
18
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How to pass prepareForSegue: an object
I have many annotations in a mapview (with rightCalloutAccessory buttons). The button will perform a segue from this mapview to a tableview . I want to pass the tableview a different object (that holds data) depending on which callout button was clicked.
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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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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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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_...
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
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