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What is the Java equivalent of PHP var_dump?
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It is not quite as baked-in in Java, so you don't get this for free. It is done with convention rather than language constructs. In all data transfer classes (and maybe even in all classes you write...), you should implemen...
call a static method inside a class?
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edited Oct 30 '13 at 1:40
answered Feb 4 '10 at 23:33
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How best to include other scripts?
The way you would normally include a script is with "source"
21 Answers
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How to update a value, given a key in a hashmap?
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map.put(key, map.get(key) + 1);
should be fine. It will update the value for the existing mapping. Note that this uses auto-boxing. With the help of map.get(key) we get the value of corresponding key, then you can update with your requirement. Here I am updating to increm...
Have a reloadData for a UITableView animate when changing
I have a UITableView that has two modes. When we switch between the modes I have a different number of sections and cells per section. Ideally, it would do some cool animation when the table grows or shrinks.
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How to chain scope queries with OR instead of AND?
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You would do
Person.where('name=? OR lastname=?', 'John', 'Smith')
Right now, there isn't any other OR support by the new AR3 syntax (that is without using some 3rd party gem).
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Get property value from string using reflection
...urse, you will want to add validation and whatnot, but that is the gist of it.
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What are “named tuples” in Python?
...although there is a recipe for implementation in Python 2.4.
For example, it is common to represent a point as a tuple (x, y). This leads to code like the following:
pt1 = (1.0, 5.0)
pt2 = (2.5, 1.5)
from math import sqrt
line_length = sqrt((pt1[0]-pt2[0])**2 + (pt1[1]-pt2[1])**2)
Using a name...
How to convert array to SimpleXML
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</root>
keys and values are swapped - you could fix that with array_flip() before the array_walk. array_walk_recursive requires PHP 5. you could use array_walk instead, but you won't get 'stack' => 'overflow' in the xml then.
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Cookies on localhost with explicit domain
...calhost, when I set a cookie on server side and specify the domain explicitly as localhost (or .localhost). the cookie does not seem to be accepted by some browsers.
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