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What is the recommended way to use Vim folding for Python code
...is syntax file and it worked reasonably well for the highlighting. But it did absolutely nothing for the cold folding, when i use 'zM' nothing happens, when i use 'za' in a class i get the E490 (No Fold found). What is going wrong?
– Dani Gehtdichnixan
Apr 28 '...
ActiveRecord, has_many :through, and Polymorphic Associations
...ource_type for the relationship you're trying to define.
This fix to the Widget model should allow you do exactly what you're looking for.
class Widget < ActiveRecord::Base
has_many :widget_groupings
has_many :people, :through => :widget_groupings, :source => :grouper, :source_type =...
What's the difference between Jetty and Netty?
... '17 at 10:26
I am the Most Stupid Person
1,90533 gold badges1717 silver badges3939 bronze badges
answered Mar 22 '11 at 4:21
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Convert array of integers to comma-separated string
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just realized i couldn't use the .net 4 version and i didn't understood why i was having an error until i saw your answer , thanks.
– Luis Tellez
May 21 '13 at 21:17
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Sublime text 2 - find and replace globally ( all files and in all directories )
...ou need. If nothing is set, the search is made on all files listed in the sidebar.
If you double click on a line of the search result, Sublime will jump to that line.
Notice these icons in the search bar:
The first (show context) toggles context in result format (if enabled, some lines of text ...
What is the difference between Int and Integer?
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No, you're right, this is GHC specific. That said, 1. GHC is what most people use, 2. This is the most intelligent way I can think of to implement such a data type.
– Nate Symer
Apr 9 '16 at 16:48
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Python: using a recursive algorithm as a generator
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This avoids the len(string)-deep recursion, and is in general a nice way to handle generators-inside-generators:
from types import GeneratorType
def flatten(*stack):
stack = list(stack)
while stack:
try: x = stack[0...
What is the C# equivalent to Java's isInstance()?
...valent of Java's isInstance. The other answer is simply wrong despite the ridiculous number of upvotes.
– Konrad Rudolph
Sep 21 '16 at 17:21
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How does one use rescue in Ruby without the begin and end block
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I'm using the def / rescue combination a lot with ActiveRecord validations:
def create
@person = Person.new(params[:person])
@person.save!
redirect_to @person
rescue ActiveRecord::RecordInvalid
render :action => :new
end
I think this is very lean code!
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How to iterate through a DataTable
...assumes the connection is open and the command is set up properly. I also didn't check the syntax, but it should give you the idea.
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