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How do I use define_method to create class methods?
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25
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How do I find the number of arguments passed to a Bash script?
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100
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How are GCC and g++ bootstrapped?
This has been bugging me for a while. How do GCC and g++ compile themselves?
1 Answer
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Numpy: Divide each row by a vector element
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Here you go. You just need to use None (or alternatively np.newaxis) combined with broadcasting:
In [6]: data - vector[:,None]
Out[6]:
array([[0, 0, 0],
[0, 0, 0],
[0, 0, 0]])
In [7]: data / vector[:,None]
Out[7]:
array([[1, 1, 1],
[1, 1, 1],
[1, 1, 1]])
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What is the difference between the Data Mapper, Table Data Gateway (Gateway), Data Access Object (DA
...) concept and I want the pattern name to reflect that." [1]: martinfowler.com/books/eaa.html [2]: books.google.pt/books/about/…
– Miguel Gamboa
May 10 '13 at 9:07
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Reset other branch to current without a checkout
...record the reason for the ref update to be shown by git reflog OtherBranch command, such as "synched to CurrentBranch". May be useful to remember why you did it later.
– Levi Haskell
Dec 11 '13 at 21:16
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Path to Powershell.exe (v 2.0)
...ll version) shows it's 2.0.
Another option is type $PSVersionTable at the command prompt. If you are running v2.0, the output will be:
Name Value
---- -----
CLRVersion 2.0.50727.4927
BuildVersion 6.1.7600.163...
Which ORM should I use for Node.js and MySQL? [closed]
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May I suggest Node ORM?
https://github.com/dresende/node-orm2
There's documentation on the Readme, supports MySQL, PostgreSQL and SQLite.
MongoDB is available since version 2.1.x (released in July 2013)
UPDATE: This package is no longer maintained, per the proj...
How to add semicolon after method call when inside parameter list in IntelliJ IDEA?
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For Windows or Linux users, Ctrl+Shift+Enter.
For macOS/OS X users, ⌘ Command+⇧ Shift+Enter.
That finishes the statement you're currently writing. Try it in a few different situations, like in if statements, for loops etc, and you'll see that it'll complete the line and open some curly brace...
postgresql - replace all instances of a string within text field
...gh, that this will be a string-to-string replacement, so 'category' will become 'dogegory'. the regexp_replace function may help you define a stricter match pattern for what you want to replace.
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