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How to calculate a logistic sigmoid function in Python?
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226
This should do it:
import math
def sigmoid(x):
return 1 / (1 + math.exp(-x))
And now you...
Sublime Text 3 how to change the font size of the file sidebar?
... "color": [0, 0, 0],
"font.bold": false,
"font.size": 12
},
]
For reference, here there is the full file (as found in ST2).
Ubuntu 18.04
Location of theme setting on Ubuntu 18.04, installed via sudo apt install sublime-text:
~/.config/sublime-text-3/Packages/User/Default...
POSTing a @OneToMany sub-resource association in Spring Data REST
... Chetan KokilChetan Kokil
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2
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Replace tabs with spaces in vim
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IIRC, something like:
set tabstop=2 shiftwidth=2 expandtab
should do the trick. If you already have tabs, then follow it up with a nice global RE to replace them with double spaces.
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builder for HashMap
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22
Since Java 9 Map interface contains:
Map.of(k1,v1, k2,v2, ..)
Map.ofEntries(Map.entry(k1,v1)...
Is there any pythonic way to combine two dicts (adding values for keys that appear in both)?
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842
Use collections.Counter:
>>> from collections import Counter
>>> A = Counter(...
Hide/Show Column in an HTML Table
...assuming style rules like:
table.hide1 .col1 { display: none; }
table.hide2 .col2 { display: none; }
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This is going to be faster than any JS loop approach; for really long tables it can make a significant difference to responsiveness.
If you can get away with not supporting IE6, you could use...
Best data type for storing currency values in a MySQL database
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229
Something like Decimal(19,4) usually works pretty well in most cases. You can adjust the scale...
INSERT with SELECT
...(name, location, gid)
SELECT name, location, 1
FROM courses
WHERE cid = 2
You can put a constant of the same type as gid in its place, not just 1, of course. And, I just made up the cid value.
share
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How to trim white spaces of array values in php
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