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Iterate a list as pair (current, next) in Python
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132
Here's a relevant example from the itertools module docs:
import itertools
def pairwise(iterabl...
Merge Images Side by Side(Horizontally)
...es: 600x30, 600x30, 600x30, 600x30, 810x30. Their names are: 0.png, 1.png, 2.png, 3.png, 4.png, respectively.
5 Answers
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Git pull after forced update
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528
To receive the new commits
git fetch
Reset
You can reset the commit for a local branch usin...
Rails detect if request was AJAX
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249
You can check for a header[X-Requested-With] to see if it is an AJAX request. Here is a good a...
Can I change the fill color of an svg path with CSS?
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225
Yes, you can apply CSS to SVG, but you need to match the element, just as when styling HTML. ...
Validate uniqueness of multiple columns
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321
You can scope a validates_uniqueness_of call as follows.
validates_uniqueness_of :user_id, :s...
Is there a Rake equivalent in Python?
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28
Paver has a similar set of goals, though I don't really know how it compares.
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How do I create directory if it doesn't exist to create a file?
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edited Nov 20 '18 at 9:59
BKSpurgeon
21.7k88 gold badges7777 silver badges6363 bronze badges
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SQLAlchemy IN clause
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How about
session.query(MyUserClass).filter(MyUserClass.id.in_((123,456))).all()
edit: Without the ORM, it would be
session.execute(
select(
[MyUserTable.c.id, MyUserTable.c.name],
MyUserTable.c.id.in_((123, 456))
)
).fetchall()
select() takes two parameters,...
Server.UrlEncode vs. HttpUtility.UrlEncode
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answered Mar 2 '09 at 15:03
Mehrdad AfshariMehrdad Afshari
379k8383 gold badges822822 silver badges775775 bronze badges
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