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Format date and time in a Windows batch script
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33 Answers
33
Active
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How to pretty-print a numpy.array without scientific notation and with given precision?
...f the output:
import numpy as np
x=np.random.random(10)
print(x)
# [ 0.07837821 0.48002108 0.41274116 0.82993414 0.77610352 0.1023732
# 0.51303098 0.4617183 0.33487207 0.71162095]
np.set_printoptions(precision=3)
print(x)
# [ 0.078 0.48 0.413 0.83 0.776 0.102 0.513 0.462 0.335...
Remove padding from columns in Bootstrap 3
... <div class="widget-header">
<h3>Dimensions</h3>
</div>
<div class="widget-content">
</div>
</div>
</div>
<div class="col-md-8 nopadding"...
What's the point of map in Haskell, when there is fmap?
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3 Answers
3
Active
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Rails: Is there a rails trick to adding commas to large numbers?
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354
You want the number_with_delimiter method. For example:
<%= number_with_delimiter(@number,...
Replace one substring for another string in shell script
...urrences, use ${parameter//pattern/string}:
message='The secret code is 12345'
echo "${message//[0-9]/X}"
# prints 'The secret code is XXXXX'
(This is documented in the Bash Reference Manual, §3.5.3 "Shell Parameter Expansion".)
Note that this feature is not specified by POSIX — it...
Why does Python code run faster in a function?
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3 Answers
3
Active
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$(this).val() not working to get text from span using jquery
... |
edited Dec 7 '17 at 11:32
Rory McCrossan
291k3333 gold badges259259 silver badges297297 bronze badges
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How can I see the SQL that will be generated by a given ActiveRecord query in Ruby on Rails
...eir queries directly. It is private API so there is a huge risk that Rails 3 will totally break it, but for debugging, it is an ok solution.
The method is construct_finder_sql(options) (lib/active_record/base.rb:1681) you will have to use send because it is private.
Edit: construct_finder_sql was...
Flatten an irregular list of lists
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390
Using generator functions can make your example a little easier to read and probably boost the...
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