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@Override is not allowed when implementing interface method
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124
If your project has multiple modules, also check that every module uses language level 6 or ab...
How to list of all the tables defined for the database when using active record?
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261
Call ActiveRecord::ConnectionAdapters::SchemaStatements#tables. This method is undocumented in ...
How to limit depth for recursive file list?
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Checkout the -maxdepth flag of find
find . -maxdepth 1 -type d -exec ls -ld "{}" \;
Here I used 1 as max level depth, -type d means find only directories, which then ls -ld lists contents of, in long format.
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What is & used for
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& is HTML for "Start of a character reference".
& is the character reference for ...
Printing everything except the first field with awk
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16 Answers
16
Active
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Error in : object of type 'closure' is not subsettable
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120
In general this error message means that you have tried to use indexing on a function. You ca...
Replace one character with another in Bash
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answered May 8 '11 at 15:11
Brian ClapperBrian Clapper
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maximum value of int
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edited Jan 17 '12 at 9:26
Oliver Hanappi
10.8k77 gold badges4747 silver badges6666 bronze badges
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In Hibernate Validator 4.1+, what is the difference between @NotNull, @NotEmpty, and @NotBlank?
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@NotNull: The CharSequence, Collection, Map or Array object is not null, but can be empty.
@Not...
git produces Gtk-WARNING: cannot open display
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edited Jun 27 '13 at 7:07
answered Apr 19 '13 at 12:19
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