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What is the best way to concatenate two vectors?
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332
AB.reserve( A.size() + B.size() ); // preallocate memory
AB.insert( AB.end(), A.begin(), A.end()...
Block commenting in Ruby
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edited Oct 30 '12 at 1:00
the Tin Man
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Choosing a Java Web Framework now? [closed]
...ramework, including me so I'm not the best one to talk about it but...
JSF 2 (+ CDI/Weld): JSF skeptics are encouraged (by Gavin King) to "take a second look". Indeed, I think that JSF 2 is a big improvement, especially with CDI, but... it is still pretty new (understand, it lacks of feeback). If yo...
Save Javascript objects in sessionStorage
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Either you can use the accessors provided by the Web Storage API or you could write a wrapper/a...
Clone contents of a GitHub repository (without the folder itself)
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323
If the current directory is empty, you can do that with:
git clone git@github:me/name.git .
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How to dynamically build a JSON object with Python?
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edited Feb 9 '18 at 2:14
Dan Loughney
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answ...
How to fix org.hibernate.LazyInitializationException - could not initialize proxy - no Session
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Max
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answered Feb 5 '14 at 11:01
goroncygoroncy
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Efficient evaluation of a function at every cell of a NumPy array
...ime you need it:
import numpy as np
def f(x):
return x * x + 3 * x - 2 if x > 0 else x * 5 + 8
f = np.vectorize(f) # or use a different name if you want to keep the original f
result_array = f(A) # if A is your Numpy array
It's probably better to specify an explicit output type direct...