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Hide all warnings in ipython
...ogastrofrog
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Multiple types were found that match the controller named 'Home'
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answered Oct 20 '11 at 21:17
Darin DimitrovDarin Dimitrov
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Why does X[Y] join of data.tables not allow a full outer join, or a left join?
... context of each group. Let's say foo is in X, and bar is in Y (along with 20 other columns in Y). Isn't X[Y,sum(foo*bar)] quicker to program and quicker to run than a merge of everything wastefully followed by a subset?
If you want a left outer join of X[Y]
le <- Y[X]
mallx <- merge(X,...
Setting Vim whitespace preferences by filetype
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answered Oct 13 '09 at 20:08
PeterPeter
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How to rollback just one step using rake db:migrate
...- Run all migrations that haven't been run already
rake db:migrate VERSION=20080906120000 - Run all necessary migrations (up or down) to get to the given version
rake db:migrate RAILS_ENV=test - Run migrations in the given environment
rake db:migrate:redo - Roll back one migration and run it again
r...
How to define two fields “unique” as couple
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edited Jun 16 '14 at 20:50
Mark Mikofski
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an...
Simple Log to File example for django 1.3+
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answered Aug 12 '11 at 20:30
rh0diumrh0dium
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Can I set a breakpoint on 'memory access' in GDB?
... actually watch?
– AnT
Nov 6 '15 at 20:52
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Drop columns whose name contains a specific string from pandas DataFrame
... toto test2 riri
0 0.923249 0.572528 0.845464 0.144891
1 0.020438 0.332540 0.144455 0.741412
cols = [c for c in df.columns if c.lower()[:4] != 'test']
df=df[cols]
print df
toto riri
0 0.572528 0.144891
1 0.332540 0.741412
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AWS ssh access 'Permission denied (publickey)' issue [closed]
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