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How to avoid merge-commit hell on GitHub/BitBucket
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136
Rebase Feature Branches Before Merging
If you want to avoid merge commits, you need to ensure ...
Python list iterator behavior and next(iterator)
...e(10)))
>>> for i in a:
... print(i)
... next(a)
...
0
1
2
3
4
5
6
7
8
9
So 0 is the output of print(i), 1 the return value from next(), echoed by the interactive interpreter, etc. There are just 5 iterations, each iteration resulting in 2 lines being written to the terminal.
If y...
Twitter bootstrap dropdown goes outside the screen
... to ul.dropdown-menu should do it
Deprecation Notice: As of Bootstrap v3.1.0, .pull-right on dropdown menus is deprecated. To right-align a menu, use .dropdown-menu-right.
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why unaligned apk is needed?
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edited May 29 '15 at 19:36
Beau Grantham
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answe...
ArrayList initialization equivalent to array initialization [duplicate]
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354
Arrays.asList can help here:
new ArrayList<Integer>(Arrays.asList(1,2,3,5,8,13,21));
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Get type of all variables
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JamesJames
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Breaking loop when “warnings()” appear in R
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3 Answers
3
Active
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SQL: How to get the count of each distinct value in a column?
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318
SELECT
category,
COUNT(*) AS `num`
FROM
posts
GROUP BY
category
...
Ruby on Rails: How can I revert a migration with rake db:migrate?
... you want to revert.
eg. if you want to revert a migration with file name 3846656238_create_users.rb
rake db:migrate:down VERSION=3846656238
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