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How to get nice formatting in the Rails console
...l provided, however it
was completely removed with the release of Ruby 2.0.0.
For rails 4/ruby 2 you could use just
puts object.to_yaml
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Checking for a null int value from a Java ResultSet
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Get Android API level of phone currently running my application [duplicate]
...ion Name
1 BASE Android 1.0 (no codename)
2 BASE_1_1 Android 1.1 Petit Four
3 CUPCAKE Android 1.5 Cupcake
4 DONUT Android 1.6 Donut
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How do I convert an existing callback API to promises?
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Reflection: How to Invoke Method with parameters
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Use of *args and **kwargs [duplicate]
...(*args):
for count, thing in enumerate(args):
... print( '{0}. {1}'.format(count, thing))
...
>>> print_everything('apple', 'banana', 'cabbage')
0. apple
1. banana
2. cabbage
Similarly, **kwargs allows you to handle named arguments that you have not defined in advance:
&g...
Counting null and non-null values in a single query
... it to work on another RDBMS):
select sum(case when a is null then 1 else 0 end) count_nulls
, count(a) count_not_nulls
from us;
Or:
select count(*) - count(a), count(a) from us;
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Can an ASP.NET MVC controller return an Image?
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Ray Cheng
10.8k1313 gold badges6565 silver badges123123 bronze badges
answered Aug 28 '09 at 20:58
BrianBrian
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How do I lock the orientation to portrait mode in a iPhone Web Application?
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70
You can specify CSS styles based on viewport orientation:
Target the browser with body[orient="l...
Remove a HTML tag but keep the innerHtml
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304
$('b').contents().unwrap();
This selects all <b> elements, then uses .contents() to tar...