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How to JSON serialize sets?
I have a Python set that contains objects with __hash__ and __eq__ methods in order to make certain no duplicates are included in the collection.
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Grunt watch error - Waiting…Fatal error: watch ENOSPC
...524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p
For Arch Linux add this line to /etc/sysctl.d/99-sysctl.conf:
fs.inotify.max_user_watches=524288
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How to avoid “Permission denied” when using pip with virtualenv
I attempt to deploy a Python package with pip in a virtual environment on an Ubuntu machine, but encounter a permission-related issue. For example:
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Pythonic way to print list items
I would like to know if there is a better way to print all objects in a Python list than this :
11 Answers
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Format numbers to strings in Python
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Starting with Python 3.6, formatting in Python can be done using formatted string literals or f-strings:
hours, minutes, seconds = 6, 56, 33
f'{hours:02}:{minutes:02}:{seconds:02} {"pm" if hours > 12 else "am"}'
or the str.format fun...
一分钟读懂低功耗蓝牙(BLE) MTU交换数据包 - 创客硬件开发 - 清泛IT社区，...
...Z全面的数据及数据解析）
下载链接：
http://www.viewtool.com/index.php/22-2016-07-29-02-11-32/205-hollong-4-0-4-1-ble
4. MTU 请求（REQEUST）
完整数据（以下关注蓝色标注部分）
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“Cross origin requests are only supported for HTTP.” error when loading a local file
...quickly spin up a local web server to let your browser render local files
Python 2
If you have Python installed...
Change directory into the folder where your file some.html or file(s) exist using the command cd /path/to/your/folder
Start up a Python web server using the command python -m Simple...
Disable assertions in Python
How do I disable assertions in Python?
6 Answers
6
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How can I get Docker Linux container information from within the container itself?
I would like to make my docker containers aware of their configuration, the same way you can get information about EC2 instances through metadata.
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Named regular expression group “(?Pregexp)”: what does “P” stand for?
In Python, the (?P<group_name>…) syntax allows one to refer to the matched string through its name:
3 Answers
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