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Copying files from Docker container to host
...ost/path/target
Here's an example:
$ sudo docker cp goofy_roentgen:/out_read.jpg .
Here goofy_roentgen is the container name I got from the following command:
$ sudo docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS ...
What command means “do nothing” in a conditional in Bash?
...t returns true (status 0) just like true does, and it is more difficult to read. Bash is a DevOps language, and if : is written by someone on my team, I'd have them change it.
– SaintHax
May 29 '17 at 19:51
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Disable hover effects on mobile browsers
...ed again on mouseenter, and since this causes no content changes (it was already added), the click event is also fired, and the link is followed without the need for the user to click again!
The 300ms delay that a browser has between a touchstart event and click is actually put in good use because ...
Substitute multiple whitespace with single whitespace in Python [duplicate]
... of course might differ from the very explicit expression of it, but, mind-reading is not a very widespread skill:-).
– Alex Martelli
Aug 28 '15 at 21:45
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Listing only directories in UNIX
...ways appreciate when people do just like you with an explanation vs. "just read the man entry!" <-- that's not an answer.
– fusion27
Aug 20 '14 at 13:27
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Is it possible to force Excel recognize UTF-8 CSV files automatically?
...definition, does not use nor should use the BOM characters. The way Excel reads BOM screws up the advantage of UTF-8 over Unicode, which is backwards compatibility with ASCII. Adding the BOM will make Excel work, but break other proper UTF-8/ASCII file reads.
– Nelson
...
Representing null in JSON
... I'm a follower of Hal Abelson's "Programs must be written for people to read, and only incidentally for machines to execute". I'd prefer the word 'null', confirming the programmer's intention, and not just a question of accidental omission.
– Scott Smith
May...
How to check whether a file is empty or not?
...
if for some reason you already had the file open you could try this:
>>> with open('New Text Document.txt') as my_file:
... # I already have file open at this point.. now what?
... my_file.seek(0) #ensure you're at the start of the ...
Using @property versus getters and setters
...plicit names to access its parts, while a tuple don't. Names are better at readability and avoiding errors, than tuples subscripting, especially when this is to be passed outside of the current module.
– Hibou57
Sep 5 '12 at 19:26
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How to see full query from SHOW PROCESSLIST
...
I just read in the MySQL documentation that SHOW FULL PROCESSLIST by default only lists the threads from your current user connection.
Quote from the MySQL SHOW FULL PROCESSLIST documentation:
If you have the PROCESS privilege,...