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Difference between rake db:migrate db:reset and db:schema:load
...atabases.rake (for Rails 3.2.x) and https://github.com/rails/rails/blob/v4.0.5/activerecord/lib/active_record/railties/databases.rake (for Rails 4.0.x)
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How to create ENUM type in SQLite?
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Why not use CHECK() constraint to allow only three possible strings?
– mateusza
Jun 19 '13 at 23:31
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Difference between Python datetime vs time modules
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the time module is principally for working with unix time stamps; expressed as a floating point...
Select something that has more/less than x character
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edited Sep 25 '18 at 11:09
a_horse_with_no_name
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ByteArray 扩展 - 字节数组处理工具 · App Inventor 2 中文网
...置第一个项目的索引。可能值为1（App Inventor常规值）或0（Java/C常规值），默认值为1。
字节序
获取或设置字节序，决定多字节数据的存储顺序。可选值为”BigEndian”（大端序）或”LittleEndian”（小端序），默认为”BigEndian”...
How does IPython's magic %paste work?
...is %cpaste
– yekta
Dec 28 '12 at 15:03
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You actually can copy code to IPython directly: you may...
Calendar returns wrong month [duplicate]
After the execution of the above snippet, month gets a value of 10 instead of 11. How come?
9 Answers
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How to configure MongoDB Java driver MongoOptions for production use?
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Updated to 2.9 :
autoConnectRetry simply means the driver will automatically attempt to reconn...
CSS Selector that applies to elements with two classes
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Chain both class selectors (without a space in between):
.foo.bar {
/* Styles for element(s...
Media Queries - In between two widths
... queries to make a class that only appears when the width is greater than 400px and less than 900px. I know this is probably extremely simple and I am missing something obvious, but I can't figure it out. What I have come up with is the below code, appreciate any help.
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