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“java.lang.OutOfMemoryError : unable to create new native Thread”
...or : unable to create new native Thread " on 8GB RAM VM after 32k threads (ps -eLF| grep -c java)
13 Answers
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How can I pretty-print JSON in a shell script?
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With Python 2.6+ you can just do:
echo '{"foo": "lorem", "bar": "ipsum"}' | python -m json.tool
or, if the JSON is in a file, you can do:
python -m json.tool my_json.json
if the JSON is from an internet source such as an API, you can use
curl http://my_url/ | python -m json.tool
For...
Using module 'subprocess' with timeout
...e on Python 2. pypi.python.org/pypi/subprocess32
– gps
Dec 9 '12 at 4:07
8
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Strip Leading and Trailing Spaces From Java String
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PS: Migrating the answer here based on the comments from - stackoverflow.com/questions/3796121/…
– Naman
Jul 23 '18 at 17:12
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How do I return rows with a specific value first?
... Users
ORDER BY
(CASE WHEN city = 'New York' THEN 0 ELSE 1 END), city
GO
PS
this is for SQL
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How to find an element by matching exact text of the element in Capybara
...s Hash' section of the Method: Capybara::Node::Finders#all documentation.
PS: text matches are case sensitive. Your example code actually raises an error:
find("a", :text => "berlin")
# => Capybara::ElementNotFound:
# Unable to find css "a" with text "berlin"
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How to detect if a variable is an array
... The bug still exists in IE 10 PP2, but it might be fixed before release.
PS, if you're unsure about the solution then I recommend you test it to your hearts content and/or read the blog post. There are other potential solutions there if you're uncomfortable using conditional compilation.
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Why are Docker container images so large?
...ems to be mystery for me since with respect to official information docker ps -s shows real size on HDD which in my case was -1B. That sounds reasonable, minus 1 Byte. I have gained some space on HDD... seems legit.
– Zen
Jun 26 '14 at 17:57
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In Python, when to use a Dictionary, List or Set?
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A list keeps order, dict and set don't: when you care about order, therefore, you must use list (if your choice of containers is limited to these three, of course;-).
dict associates with each key a value, while list and set just cont...
How do I parse a string with a decimal point to a double?
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did not work for me: skips comma and returns and int as double
– fnc12
Jul 8 '15 at 15:44
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