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How does the following LINQ statement work?
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235
The output is 2,4,6,8 because of deferred execution.
The query is actually executed when t...
Cost of len() function
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edited Feb 27 '17 at 15:22
kcpr
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answer...
Rails: Default sort order for a rails model?
...eRecord::Base
default_scope { order(created_at: :desc) }
end
For Rails 2.3, 3, you need this instead:
default_scope order('created_at DESC')
For Rails 2.x:
default_scope :order => 'created_at DESC'
Where created_at is the field you want the default sorting to be done on.
Note: ASC is...
What does rake db:test:prepare actually do?
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answered Mar 2 '13 at 2:26
Richard BrownRichard Brown
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Disable git EOL Conversions
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Go to the config file in this directory:
1) C:\ProgramData\Git\config
2) Open up the config file in Notepad++ (or whatever text editor you prefer)
3) Change "autocrlf=" to false.
share
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im...
How to sort with lambda in Python
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+200
Use
a = sorted(a, key=lambda x: x.modified, reverse=True)
# ^^^^
On Python 2.x, the sorted function takes its argumen...
In Jinja2, how do you test if a variable is undefined?
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From the Jinja2 template designer documentation:
{% if variable is defined %}
value of variable: {{ variable }}
{% else %}
variable is not defined
{% endif %}
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How to add item to the beginning of List?
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answered Dec 24 '08 at 0:37
Matt HamiltonMatt Hamilton
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Rebasing a Git merge commit
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edited Sep 18 at 16:22
Joshua Goldberg
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answ...
How do I pass parameters into a PHP script through a webpage?
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2 Answers
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