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Combining node.js and Python
...ions = {
pythonPath: '/Users/zup/.local/share/virtualenvs/python_shell_test-TJN5lQez/bin/python',
pythonOptions: ['-u'], // get print results in real-time
// make sure you use an absolute path for scriptPath
scriptPath: "./subscriber/",
// args: ['value1', 'value2', 'value3'],
...
How to get the list of files in a directory in a shell script?
...
$ pwd; ls -l
/home/victoria/test
total 12
-rw-r--r-- 1 victoria victoria 0 Apr 23 11:31 a
-rw-r--r-- 1 victoria victoria 0 Apr 23 11:31 b
-rw-r--r-- 1 victoria victoria 0 Apr 23 11:31 c
-rw-r--r-- 1 victoria victoria 0 Apr 23 11:32 'c d'
...
Select row with most recent date per user
...the wheel every time, as this is common problem - instead, go for already tested and optimized solutions - @Prodikl see my answer.
– TMS
Jun 11 '13 at 7:42
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StackOverflow程序员推荐：每个程序员都应读的30本书 - 杂谈 - 清泛网 - 专...
...项，帮助你修正自己的做法（“平衡的艺术”）。
29. 《Test-Driven Development by Example. / 测试驱动开发》
前面已经提到的很多书都启发了我，并影响了我，但这本书每位程序员都应该读。它向我展示了单元测试和TDD的重要性，并...
Visual Studio: How to “Copy to Output Directory” without copying the folder structure?
... Note that using ContentWithTargetPath breaks incremental compilation (tested on VS 2017 15.9.9)
– Mads Ravn
Jun 18 '19 at 10:44
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Difference between Destroy and Delete
...ased on the :dependent option passed into the association. However, during testing, I found the following side effect where callbacks were only ran for delete and not delete_all
dependent: :destroy Example:
class Parent < ApplicationRecord
has_many :children,
before_remove: -> (_) {...
Verify a certificate chain using openssl verify
...the signing certificate. But this is highly unlikely in the WWW.
For this test port 4433 must be unused on your workstation. And better only run this in a secure environment, as it opens port 4433 shortly to the public, which might see foreign connects in a hostile environment.
How to create the...
Random Number Between 2 Double Numbers
...minValue ? minValue : (result > maxValue ? maxValue : result);
}
Some tests:
Here are the sorted results of generating 10,000 random double numbers between 0 and Double.MaxValue with both strategies. The results are displayed with using logarithmic scale:
Though the linear random values see...
Should I prefer pointers or references in member data?
...
It makes unit testing and mocking out much harder, impossible almost depending on how many are used, combined with 'affect graph explosion' are IMHO compelling enough reasons never to use them.
– Chris Huang-Leaver
...
What is the equivalent of MATLAB's repmat in NumPy
... only this far. Hopefully this invites other fellows to put it to a harder test.
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