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COALESCE Function in TSQL
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answered Nov 13 '12 at 18:40
Bill MeliusBill Melius
1,03377 silver badges88 bronze badges
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Canvas width and height in HTML5
...sByTagName('canvas')[0];
var ctx = c.getContext('2d');
ctx.lineWidth = 1;
ctx.strokeStyle = '#f00';
ctx.fillStyle = '#eff';
ctx.fillRect( 10.5, 10.5, 20, 20 );
ctx.strokeRect( 10.5, 10.5, 20, 20 );
ctx.fillRect( 40, 10.5, 20, 20 );
ctx.strokeRect( 40, 10.5, 20, 20 );
ctx.fillRect( ...
List comprehension: Returning two (or more) items for each item
...t;> list(chain.from_iterable((f(x), g(x)) for x in range(3)))
[2, 0, 3, 1, 4, 4]
Timings:
from timeit import timeit
f = lambda x: x + 2
g = lambda x: x ** 2
def fg(x):
yield f(x)
yield g(x)
print timeit(stmt='list(chain.from_iterable((f(x), g(x)) for x in range(3)))',
s...
How can I auto increment the C# assembly version via our CI platform (Hudson)?
...crementing assembly version numbers and we frequently ship assemblies with 1.0.0.0 versions. Obviously, this causes a lot of headaches.
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How do I download a tarball from GitHub using cURL?
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148
Use the -L option to follow redirects:
curl -L https://github.com/pinard/Pymacs/tarball/v0.24...
How to prevent ifelse() from turning Date objects into numeric objects
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137
You may use data.table::fifelse (data.table >= 1.12.3) or dplyr::if_else.
data.table::fife...
Mockito: Inject real objects into private @Autowired fields
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316
Use @Spy annotation
@RunWith(MockitoJUnitRunner.class)
public class DemoTest {
@Spy
pr...
How to check if an object is a generator object in python?
...neratorType
<class 'generator'>
>>> gen = (i for i in range(10))
>>> isinstance(gen, types.GeneratorType)
True
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How do I remove lines between ListViews on Android?
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