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How can I get the font size and font name of a UILabel?
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NedNed
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Git: How to diff two different files in different branches?
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answered Nov 15 '11 at 3:36
twaggstwaggs
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Zero-pad digits in string
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Gras Double
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answered Nov 27 '08 at 17:59
Konrad RudolphKonra...
How can I safely create a nested directory?
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On Python ≥ 3.5, use pathlib.Path.mkdir:
from pathlib import Path
Path("/my/directory").mkdir(parents=True, exist_ok=True)
For older versions of Python, I see two answers with good qualities, each with a small flaw, so I will give my ...
How to override to_json in Rails?
...Longer explanation of to_json, as_json, and rendering:
In ActiveSupport 2.3.3, as_json was added to address issues like the one you have encountered. The creation of the json should be separate from the rendering of the json.
Now, anytime to_json is called on an object, as_json is invoked to creat...
How to thoroughly purge and reinstall postgresql on ubuntu? [closed]
...er Port Status Owner Data directory Log file
11 main 5432 online postgres /var/lib/postgresql/11/main /var/log/postgresql/postgresql-11-main.log
$ sudo systemctl stop postgresql@11-main
$ sudo pg_dropcluster --stop 11 main
$ sudo pg_createcluster --start 11 main
Option B
If yo...
how to show lines in common (reverse diff)?
...and piped into *.sorted
Here's the full usage of comm:
comm [-1] [-2] [-3 ] file1 file2
-1 Suppress the output column of lines unique to file1.
-2 Suppress the output column of lines unique to file2.
-3 Suppress the output column of lines duplicated in file1 and file2.
Also note that it is imp...
What is the difference between 'content' and 'text'
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Nazim Kerimbekov
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answered Jun 9 '13 at 15:57
Gary KerrGary Ker...
Circular (or cyclic) imports in Python
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edited Jun 15 '12 at 15:39
Martijn Pieters♦
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Signal handling with multiple threads in Linux
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35
This is slightly nuanced, based on which version of the Linux kernel you are using.
Assuming 2...