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How to name variables on the fly?
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118
Use assign:
assign(paste("orca", i, sep = ""), list_name[[i]])
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C++ preprocessor __VA_ARGS__ number of arguments
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12 Answers
12
Active
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How to convert 1 to true or 0 to false upon model fetch
...th true or false into a boolean/tinyint field in the database, which uses 1 or 0 .
4 Answers
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In Maven 2, how do I know from which dependency comes a transitive dependency?
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132
To add to @David Crow, here's a dependency:tree example from the Maven site:
mvn dependency:t...
How to migrate back from initial migration in Django 1.7?
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You can do the same with Django 1.7+ also:
python manage.py migrate <app> zero
This clears <app> from migration history and drops all tables of <app>
See django docs for more info.
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How to fix error with xml2-config not found when installing PHP from sources?
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edited Nov 20 '14 at 17:42
radtek
23.5k88 gold badges121121 silver badges9191 bronze badges
a...
Select statement to find duplicates on certain fields
... of fields for which there are multiple records, you can use..
select field1,field2,field3, count(*)
from table_name
group by field1,field2,field3
having count(*) > 1
Check this link for more information on how to delete the rows.
http://support.microsoft.com/kb/139444
There should be a cr...
CSS I want a div to be on top of everything
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122
In order for z-index to work, you'll need to give the element a position:absolute or a positio...
How to pass arguments and redirect stdin from a file to program run in gdb?
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136
Pass the arguments to the run command from within gdb.
$ gdb ./a.out
(gdb) r < t
Starting ...
Python: fastest way to create a list of n lists
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105
The probably only way which is marginally faster than
d = [[] for x in xrange(n)]
is
from...