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Accessing items in an collections.OrderedDict by index
...oo', 'python')
>>> d.items()[1]
('bar', 'spam')
Note for Python 3.X
dict.items would return an iterable dict view object rather than a list. We need to wrap the call onto a list in order to make the indexing possible
>>> items = list(d.items())
>>> items
[('foo', 'pyth...
Center content of UIScrollView when smaller
...our needs
– wuf810
Apr 15 '11 at 10:36
2
Stackoverflow GOLD STAR for this. I was struggling with ...
100% width Twitter Bootstrap 3 template
...lable any longer. I have no idea how to achieve that layout with bootstrap 3. I am using the Geometry PSD template from themeforest, the link here if you want to see the layout : http://themeforest.net/item/geometry-design-for-geolocation-social-networkr/4752268
...
How to make link look like a button?
... |
edited Jun 2 at 9:37
answered Dec 2 '11 at 13:42
De...
How to round a number to significant figures in Python
...
You can use negative numbers to round integers:
>>> round(1234, -3)
1000.0
Thus if you need only most significant digit:
>>> from math import log10, floor
>>> def round_to_1(x):
... return round(x, -int(floor(log10(abs(x)))))
...
>>> round_to_1(0.0232)...
Efficient Algorithm for Bit Reversal (from MSB->LSB to LSB->MSB) in C
...e (just don't look at me when they're not as fast :)
Options
Low Memory (32-bit int, 32-bit machine)(from here):
unsigned int
reverse(register unsigned int x)
{
x = (((x & 0xaaaaaaaa) >> 1) | ((x & 0x55555555) << 1));
x = (((x & 0xcccccccc) >> 2) | ((x & ...
Floating point vs integer calculations on modern hardware
...
35
Alas, I can only give you an "it depends" answer...
From my experience, there are many, many v...
How to compare two strings in dot separated version format in Bash?
...;
1) op='>';;
2) op='<';;
esac
if [[ $op != $3 ]]
then
echo "FAIL: Expected '$3', Actual '$op', Arg1 '$1', Arg2 '$2'"
else
echo "Pass: '$1 $op $2'"
fi
}
# Run tests
# argument table format:
# testarg1 testarg2 expected_relationship
ech...
Java synchronized static methods: lock on object or class
...
Ravindra babu
39.4k77 gold badges201201 silver badges180180 bronze badges
answered Jan 13 '09 at 0:53
OscarRyzOscar...
What is the preferred/idiomatic way to insert into a map?
...|
edited Nov 26 '10 at 18:37
user229044♦
202k3535 gold badges298298 silver badges309309 bronze badges
...