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private[this] vs private

... private) and open (provide accessors) if necessary. Scala introduces even more strict access modifier. Should I always use it by default? Or should I use it only in some specific cases where I need to explicitly restrict changing field value even for objects of the same class? In other words how sh...
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List Git aliases

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Difference between del, remove and pop on lists

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Complex nesting of partials and templates

...or any questions kind of 'nested view didn't work'. Just because it's much more close to the Angular ideology instead of using ui-router and etc. Thanks. – Sergei Panfilov Nov 7 '13 at 5:09 ...
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How to add an extra column to a NumPy array

... I think a more straightforward solution and faster to boot is to do the following: import numpy as np N = 10 a = np.random.rand(N,N) b = np.zeros((N,N+1)) b[:,:-1] = a And timings: In [23]: N = 10 In [24]: a = np.random.rand(N,N) ...
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ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)

...MySQL 5.7+ please see answer from @Lahiru to this question. That contains more current information. For MySQL < 5.7: The default root password is blank (i.e. empty string) not root. So you can just login as: mysql -u root You should obviously change your root password after installation my...
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How to hide output of subprocess in Python 2.7

...e exception check_call would raise. And for the os.system redirect, it was more just an illustration of what the effective use of the subprocess approach is doing. Not really as a second suggestion. – jdi Jun 30 '12 at 1:13 ...
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Why do I need to override the equals and hashCode methods in Java?

... can you please elaborate a little more , in second case , why the second object must go in another bucket? – Hussain Akhtar Wahid 'Ghouri' May 5 '14 at 23:31 ...
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Where/How to getIntent().getExtras() in an Android Fragment? [duplicate]

...ta retrieved from the activity, optionally using interfaces if your app is more complex and deals with different fragments in a single container. – MH. Jun 13 '13 at 21:30 2 ...
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Why do we need entity objects? [closed]

...elopers do need to be aware that, sometimes, trying to be too OO can cause more problems than it solves. share | improve this answer | follow | ...