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Removing cordova plugins from the project
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I do it with this python one-liner:
python -c "import subprocess as sp;[sp.call('cordova plugin rm ' + p.split()[0], shell=True) for p in sp.check_output('cordova plugin', shell=True).split('\n') if p]"
Obviously it doesn't handle any sort ...
How do I implement basic “Long Polling”?
...his, but it is recommended to write a "long-poll server" in something like Python's twisted, which does not rely on one thread per request. cometD is an popular one (which is available in several languages), and Tornado is a new framework made specifically for such tasks (it was built for FriendFeed...
Output first 100 characters in a string
Can seem to find a substring function in python.
8 Answers
8
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Redis command to get all available keys?
...re a Redis command for fetching all keys in the database? I have seen some python-redis libraries fetching them. But was wondering if it is possible from redis-client.
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Where can I find the error logs of nginx, using FastCGI and Django?
...log/nginx/
Passenger – /var/app/support/logs/
Puma – /var/log/puma/
Python – /opt/python/log/
Tomcat – /var/log/tomcat8
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Find region from within an EC2 instance
...f you want to avoid regular expression, here's a one-liner you can do with Python:
curl -s http://169.254.169.254/latest/dynamic/instance-identity/document | python -c "import json,sys; print json.loads(sys.stdin.read())['region']"
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App Inventor 2 字典(Dictionary)操作教程 - 键值对数据结构 · App Inventor 2 中文网
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{
"name": "计算机系",
"courses": [
{"title": "Python入门", "credits": 3},
{"title": "数据结构", "credits": 4}
]
},
{
"name": "数学系",
"courses": [
{"title": "微积分", "credits": 4},
{"title": "线性代数", ...
Heroku deployment error H10 (App crashed)
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I had this same issue in python but stumbled across here instead. The equivalent there is "$ heroku run python manage.py shell" which immediately showed me what was wrong.
– dlb8685
Nov 21 '14 at 22:39
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Sound alarm when code finishes
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This doesn't appear to work through ipython/Jupyter
– Kyle Barron
Nov 15 '19 at 22:57
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How to slice an array in Bash
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Array slicing like in Python (From the rebash library):
array_slice() {
local __doc__='
Returns a slice of an array (similar to Python).
From the Python documentation:
One way to remember how slices work is to think of the indice...