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How to use SSH to run a local shell script on a remote machine?
...it: Since this answer keeps getting bits of traffic, i would add even more info to this wonderful use of heredoc:
You can nest commands with this syntax, and thats the only way nesting seems to work (in a sane way)
ssh user@host <<'ENDSSH'
#commands to run on remote host
ssh user@host2 <&...
Testing whether a value is odd or even
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@MartijnScheffer - Feel free to send me the bill for all that extra memory that you'll have to buy. Note that the question did include conversions from other types to number, and clearly the point of what I'm suggesting here is to have a simple one-...
What is the “-d” in “npm -d install”?
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It's a shortcut for --loglevel info
See the Shorthands and Other CLI Niceties section:
-d: --loglevel info
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ansible: lineinfile for several lines?
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Here is a noise-free version of the solution which is to use with_items:
- name: add lines
lineinfile:
dest: fruits.txt
line: '{{ item }}'
with_items:
- 'Orange'
- 'Apple'
- 'Banana'
For each item, if the item ex...
How do you rename a Git tag?
...is because annotated tags are objects while lightweight tags are not, more info in this answer).
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Difference between dict.clear() and assigning {} in Python
...with c_kwargs.clear()
If someone thinks up a more practical example, feel free to edit this post.
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How to import data from mongodb to pandas?
...e(cursor)
this way you get the unfolding of nested mongodb documents for free.
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Is there a unique Android device ID?
... emmby mentions in his answer, there are still problems even with the blog info. The question asks for a unique DEVICE identifier (not installation identifier), so I disagree with your statement. The blog is making an assumption that what you want is not necessarily to track the device, whereas the ...
Extending the User model with custom fields in Django
...ser) property.
Extending the existing User model
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If you wish to store information related to User, you can use a one-to-one relationship to a model containing the fields for additional information. This one-to-one model is often called a profile model, as it might store non-auth related informa...
Is there any way to view the currently mapped keys in Vim?
...The above list is not complete. Typing :help map in Vim will give you more info.
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