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Rake just one migration
...n dropped from the database outside of Rails, rake db:migrate:up VERSION=my_version may do nothing, because the schema_migrations table still says it is has been run. In the same situation rake db:migrate:redo VERSION=my_version may fail because it cannot drop the table. In this case, comment out th...
How to delete all the rows in a table using Eloquent?
...
Note: truncate() also resets any AUTO_INCREMENT counter (also note you can't truncate tables which have foreign key constraints.)
– William Turrell
Jul 24 '16 at 13:06
...
Ruby convert Object to Hash
...book"
@price = 15.95
end
end
gift = Gift.new
hash = {}
gift.instance_variables.each {|var| hash[var.to_s.delete("@")] = gift.instance_variable_get(var) }
p hash # => {"name"=>"book", "price"=>15.95}
Alternatively with each_with_object:
gift = Gift.new
hash = gift.instance_variable...
How to convert a char to a String?
...
@BinkanSalaryman using javac 1.8.0_51-b16 and then javap to decompile, I see the constructor/method calls I have in the answer. What are you using?
– Paul Bellora
Jul 24 '15 at 2:55
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MFC Grid control 2.27 - C/C++ - 清泛网移动版 - 专注IT技能提升
...ol OLE drag and drop target. Only necessary if you don't define GRIDCONTROL_NO_DRAGDROP in gridctrl.h
Titletip.cpp, Titletip.h
Titletips for cells, from Zafir Anjum. Only necessary if you don't define GRIDCONTROL_NO_TITLETIPS in gridctrl.h
Structure
The grid is based on...
MFC Grid control 2.27 - C/C++ - 清泛网移动版 - 专注IT技能提升
...ol OLE drag and drop target. Only necessary if you don't define GRIDCONTROL_NO_DRAGDROP in gridctrl.h
Titletip.cpp, Titletip.h
Titletips for cells, from Zafir Anjum. Only necessary if you don't define GRIDCONTROL_NO_TITLETIPS in gridctrl.h
Structure
The grid is based on...
MFC Grid control 2.27 - C/C++ - 清泛网移动版 - 专注IT技能提升
...ol OLE drag and drop target. Only necessary if you don't define GRIDCONTROL_NO_DRAGDROP in gridctrl.h
Titletip.cpp, Titletip.h
Titletips for cells, from Zafir Anjum. Only necessary if you don't define GRIDCONTROL_NO_TITLETIPS in gridctrl.h
Structure
The grid is based on...
MFC Grid control 2.27 - C/C++ - 清泛网移动版 - 专注IT技能提升
...ol OLE drag and drop target. Only necessary if you don't define GRIDCONTROL_NO_DRAGDROP in gridctrl.h
Titletip.cpp, Titletip.h
Titletips for cells, from Zafir Anjum. Only necessary if you don't define GRIDCONTROL_NO_TITLETIPS in gridctrl.h
Structure
The grid is based on...
MFC Grid control 2.27 - C/C++ - 清泛网移动版 - 专注IT技能提升
...ol OLE drag and drop target. Only necessary if you don't define GRIDCONTROL_NO_DRAGDROP in gridctrl.h
Titletip.cpp, Titletip.h
Titletips for cells, from Zafir Anjum. Only necessary if you don't define GRIDCONTROL_NO_TITLETIPS in gridctrl.h
Structure
The grid is based on...
MFC Grid control 2.27 - C/C++ - 清泛网移动版 - 专注IT技能提升
...ol OLE drag and drop target. Only necessary if you don't define GRIDCONTROL_NO_DRAGDROP in gridctrl.h
Titletip.cpp, Titletip.h
Titletips for cells, from Zafir Anjum. Only necessary if you don't define GRIDCONTROL_NO_TITLETIPS in gridctrl.h
Structure
The grid is based on...