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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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Understanding ibeacon distancing
...ue documentation on how far exactly an ibeacon can measure. Lets say I am 300 feet away...is it possible for an ibeacon to detect this?
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Reflection: How to Invoke Method with parameters
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Reorder levels of a factor without changing order of values
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edited Mar 20 '16 at 11:39
Henrik
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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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How to remove CocoaPods from a project?
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Removing CocoaPods from a project is possible, but not currently automated by the CLI. First t...
Python vs Cpython
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edited Jun 20 at 9:12
Community♦
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answered Jun 16 '13 at 7:02
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StatusbarTools 状态栏工具扩展 · App Inventor 2 中文网
...置状态栏的背景颜色，使用十六进制颜色值，例如 “#FF0000” 表示红色。
IsTransparent 透明背景
设置状态栏背景是否透明。true为透明，false为不透明。
IconColor 图标颜色
设置状态栏图标的颜色。可选值为 “Light”（浅色）或...