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Rails migration for has_and_belongs_to_many join table
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edited Jun 19 '14 at 10:20
answered May 6 '11 at 22:18
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How to list the properties of a JavaScript object?
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1091
In modern browsers (IE9+, FF4+, Chrome5+, Opera12+, Safari5+) you can use the built in Object....
FormsAuthentication.SignOut() does not log the user out
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edited Sep 15 '16 at 20:25
dana
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answered Aug...
OpenJDK availability for Windows OS [closed]
...n ojdkbuild github project.
Disclaimer: I've built them myself.
Update (2019): OpenJDK Updates Project Builds for 8 and 11 are available now.
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Why is “origin/HEAD” shown when running “git branch -r”?
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140
@robinst is correct.
In git, you can select which branch is checked out by default (i.e. when y...
Python - List of unique dictionaries
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... {'id':1,'name':'john', 'age':34},
... {'id':2,'name':'hanna', 'age':30},
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>>> {v['id']:v for v in L}.values()
[{'age': 34, 'id': 1, 'name': 'john'}, {'age': 30, 'id': 2, 'name': 'hanna'}]
In Python3
>>> L=[
... {'id':1,'name':'john', 'age':34},
... {'id':1,'name':'joh...
How to execute XPath one-liners from shell?
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edited Jun 28 at 23:40
answered Mar 17 '13 at 14:19
Gi...
Git Clone: Just the files, please?
...ion of the command git, not git clone.
Update with Git 2.14.X/2.15 (Q4 2017): it will make sure to avoid adding empty folders.
"git archive", especially when used with pathspec, stored an empty
directory in its output, even though Git itself never does so.
This has been fixed.
See commi...
#1071 - Specified key was too long; max key length is 1000 bytes
...e the index. For example:
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KEY `index` (`parent_menu_id`,`menu_link`(50),`plugin`(50),`alias`(50))
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But what's the best prefix length for a given column? Here's a method to find out:
SELECT
ROUND(SUM(LENGTH(`menu_link`)<10)*100/COUNT(`menu_link`),2) AS pct_length_10,
ROUND(SUM(LENGT...
How to use a RELATIVE path with AuthUserFile in htaccess?
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cweiskecweiske
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