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How can I make gdb save the command history?
...This defaults to the value of the environment variable GDBHISTSIZE, or to 256 if this variable is not set. Non-numeric values of GDBHISTSIZE are ignored. If size is unlimited or if GDBHISTSIZE is either a negative number or the empty string, then the number of commands gdb keeps in the history list ...
Rails migrations: Undo default setting for a column
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Rails 5+
def change
change_column_default( :table_name, :column_name, from: nil, to: false )
end
Rails 3 and Rails 4
def up
change_column_default( :table_name, :column_name, nil )
end
def down
change_column_default( :tab...
'str' object does not support item assignment in Python
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105
In Python, strings are immutable, so you can't change their characters in-place.
You can, howev...
Creating SolidColorBrush from hex color value
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Convert.ToByte(colour.Substring(3,2),16),
Convert.ToByte(colour.Substring(5,2),16));
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Format LocalDateTime with Timezone in Java8
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edited Sep 20 '18 at 14:51
answered Aug 29 '14 at 4:07
nt...
How to get last inserted row ID from WordPress database?
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5 Answers
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$http get parameters does not work
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oxfn
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answered Jun 20 '13 at 22:55
dnc253dnc253
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Why is Attributes.IsDefined() missing overloads?
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Abel
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answered Jun 11 '10 at 21:48
John Leide...
Django: reverse accessors for foreign keys clashing
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Daniel RosemanDaniel Roseman
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deleting rows in numpy array
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157
The simplest way to delete rows and columns from arrays is the numpy.delete method.
Suppose I ...