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Linq to Entities join vs groupjoin
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380
Behaviour
Suppose you have two lists:
Id Value
1 A
2 B
3 C
Id ChildValue
1 a1
1 a2...
How do I execute inserts and updates in an Alembic upgrade script?
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+100
What you are asking for is a data migration, as opposed to the schema migration that is most prevalent in the Alembic docs.
This answ...
How to add NERDTree to your .vimrc
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200
Okay, the previous version was a bit terse, but the answer you're looking for is to add the lin...
How can you diff two pipelines in Bash?
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edited Mar 8 '18 at 4:05
Peter Cordes
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a...
Why was “Avoid Enums Where You Only Need Ints” removed from Android's performance tips?
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answered Mar 10 '11 at 19:33
Elliott HughesElliott Hughes
4,49722 gold badges2020 silver badges2121 bronze badges
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Specifying and saving a figure with exact size in pixels
...e too large it will shrink to the screen size). Let's imagine you want an 800x800 pixel image just for an example. Here's how to show an 800x800 pixel image in my monitor (my_dpi=96):
plt.figure(figsize=(800/my_dpi, 800/my_dpi), dpi=my_dpi)
So you basically just divide the dimensions in inches by...
Extracting the last n characters from a ruby string
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101
Here you have a one liner, you can put a number greater than the size of the string:
"123".spl...
How to get current path with query string using Capybara
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answered Mar 8 '11 at 4:40
nzifnabnzifnab
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Syntax behind sorted(key=lambda: …)
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edited Oct 24 '14 at 14:06
Gaurang Tandon
5,39799 gold badges3333 silver badges6868 bronze badges
answ...
Objective-C declared @property attributes (nonatomic, copy, strong, weak)
...but just holds a reference to it. If the object's reference count drops to 0, even though you may still be pointing to it here, it will be deallocated from memory.
The above link contain both Good information regarding Weak and Strong.
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