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Mounting multiple volumes on a docker container?
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272
Pass multiple -v arguments.
For instance:
docker -v /on/my/host/1:/on/the/container/1 \
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Determine what attributes were changed in Rails after_save callback?
... through Rails 5.1 (but is deprecated in 5.1 and has breaking changes in 5.2). You can read about the change in this pull request.
In your after_update filter on the model you can use _changed? accessor. So for example:
class SomeModel < ActiveRecord::Base
after_update :send_notification_aft...
How to write LaTeX in IPython Notebook?
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edited Jun 18 '14 at 12:36
katahdin
34955 silver badges1616 bronze badges
answered May 21 '13 at 1:1...
Sending HTML email using Python
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From Python v2.7.14 documentation - 18.1.11. email: Examples:
Here’s an example of how to create an HTML message with an alternative plain text version:
#! /usr/bin/python
import smtplib
from email.mime.multipart import MIMEMult...
Why use Ruby instead of Smalltalk? [closed]
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28 Answers
28
Active
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SCOPE_IDENTITY() for GUIDs?
... (
ColGuid uniqueidentifier NOT NULL DEFAULT NewSequentialID(),
Col2 int NOT NULL
)
GO
DECLARE @op TABLE (
ColGuid uniqueidentifier
)
INSERT INTO dbo.GuidPk (
Col2
)
OUTPUT inserted.ColGuid
INTO @op
VALUES (1)
SELECT * FROM @op
SELECT * FROM dbo.GuidPk
Reference...
Filter Java Stream to 1 and only 1 element
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20 Answers
20
Active
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Drop rows with all zeros in pandas data frame
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12 Answers
12
Active
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Cherry pick using TortoiseGit
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Oliver Bock
3,92733 gold badges2929 silver badges5555 bronze badges
answered Feb 23 '12 at 15:33
vpatilvpatil
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