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How to port data-only volumes from one host to another?
... container when it exits
--volumes-from DATA: attach to the volumes shared by the DATA container
-v $(pwd):/backup: bind mount the current directory into the container; to write the tar file to
busybox: a small simpler image - good for quick maintenance
tar cvf /backup/backup.tar /data: creates an...
Convert unix time to readable date in pandas dataframe
...
Alternatively, by changing a line of the above code:
# df.date = df.date.apply(lambda d: datetime.strptime(d, "%Y-%m-%d"))
df.date = df.date.apply(lambda d: datetime.datetime.fromtimestamp(int(d)).strftime('%Y-%m-%d'))
It should also wor...
Recommended SQL database design for tags or tagging [closed]
...le, count(*)
FROM Tag
JOIN ItemTag ON Tag.TagID = ItemTag.TagID
GROUP BY Tag.Title
2-Table:
SELECT Tag.Title, count(*)
FROM Tag
GROUP BY Tag.Title
Items for one Tag:
3-Table:
SELECT Item.*
FROM Item
JOIN ItemTag ON Item.ItemID = ItemTag.ItemID
JOIN Tag ON ItemTag.TagID = Tag.Tag...
jQuery find parent form
...:
$('input[name="submitButton"]').closest("form");
Instead of filtering by the name, I would do this:
$('input[type=submit]').closest("form");
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How to permanently add a private key with ssh-add on Ubuntu? [closed]
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A solution would be to force the key files to be kept permanently, by adding them in your ~/.ssh/config file:
IdentityFile ~/.ssh/gitHubKey
IdentityFile ~/.ssh/id_rsa_buhlServer
If you do not have a 'config' file in the ~/.ssh directory, then you should create one. It does not need root r...
How to output a comma delimited list in jinja python template?
...ot loop.last %}
,
{% endif %}
Note that you can also shorten the code by using If Expression:
{{ ", " if not loop.last}
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Android Lint contentDescription warning
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Resolved this warning by setting attribute android:contentDescription for my ImageView
android:contentDescription="@string/desc"
Android Lint support in ADT 16 throws this warning to ensure that image widgets provide a contentDescription.
This...
How to put a unicode character in XAML?
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Save the file as UTF-8. In Visual Studio, you can do this by going "File" → "Advanced Save Options".
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How to run an EXE file in PowerShell with parameters with spaces and quotes
...place. :-) They also realize this is an area of pain, but they are driven by the number of folks are affected by a particular issue. If this is an area of pain for you, then please vote up this PowerShell bug submission.
For more information on how PowerShell parses, check out my Effective PowerSh...
datatrigger on enum to change image
...d on MSVC 2017.
In the view:
<TextBlock Text="Some text to be colored by an enum">
<TextBlock.Style>
<Style TargetType="{x:Type TextBlock}">
<Style.Triggers>
<DataTrigger Binding="{Binding StatusIcon}" Value="{x:Static my:StatusIco...