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Difference between \n and \r?
...ts the leftmost stop (a slow operation), \n commands the roller to roll up one line (a much faster operation) -- that's the reason you always have \r before \n, so that the roller can move while the carriage is still going leftwards!-) Wikipedia has a more detailed explanation.
for character-mode te...
Viewing unpushed Git commits
...o much so I did git config --global alias.ahead "log origin/master..HEAD --oneline" so that I can quickly find out where I am. Even more candy: for i in *; do echo $i && git ahead 2>/dev/null; done
– Jamie
Feb 28 '12 at 2:50
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How can I count the occurrences of a list item?
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If you only want one item's count, use the count method:
>>> [1, 2, 3, 4, 1, 4, 1].count(1)
3
Don't use this if you want to count multiple items. Calling count in a loop requires a separate pass over the list for every count call,...
Ignore mapping one property with Automapper
...oo, Bar>().ForMember(x => x.Blarg, opt => opt.Ignore());
It's in one of the comments at his blog.
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What are .NET Assemblies?
...an be executed by the .NET runtime environment. A .NET program consists of one or more assemblies.
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Set custom HTML5 required field validation message
I have one form with many input fields. I have put html5 validations
11 Answers
11
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Get all non-unique values (i.e.: duplicate/more than one occurrence) in an array
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// JS by default uses a crappy string compare.
// (we use slice to clone the array so the
// original array won't be modified)
let results = [];
for (let i = 0; i < sorted_arr.length - 1; i++) {
if (sorted_arr[i + 1] == sorted_arr[i]) {
results.push(sorted_arr[i]);
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Transposing a NumPy array
... into a 2D array and then transpose it, just slice it with np.newaxis (or None, they're the same, newaxis is just more readable).
import numpy as np
a = np.array([5,4])[np.newaxis]
print(a)
print(a.T)
Generally speaking though, you don't ever need to worry about this. Adding the extra dimension i...
Is there an alternative to bastard injection? (AKA poor man's injection via default constructor)
...d Local Default, in which case the dependency can be regarded as optional. One way to deal with optional dependencies is to use Property Injection instead of Constructor Injection - in fact, this is sort of the poster scenario for Property Injection.
However, the real danger of Bastard Injection is...
Swift compiler segmentation fault when building
... Swift has been giving me unpleasant surprises all along the way, but this one is way over the limit.
– CodeBrew
Feb 15 '15 at 22:37
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