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Java null check why use == instead of .equals()
In Java I am told that when doing a null check one should use == instead of .equals(). What are the reasons for this?
16 An...
How to bind to a PasswordBox in MVVM
...ttern so I wish to bypass this. I found some interesting code here (has anyone used this or something similar?)
31 Answers
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Explicitly set Id with Doctrine when using “AUTO” strategy
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will this set this generator permanently? Can I add one record with forced ID and then let it use autoincrement ids?
– Pavel Dubinin
Jun 25 '14 at 5:38
1
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Remove duplicate dict in list in Python
... dictionaries from tuples with dict.
where:
l is the original list
d is one of the dictionaries in the list
t is one of the tuples created from a dictionary
Edit: If you want to preserve ordering, the one-liner above won't work since set won't do that. However, with a few lines of code, you can...
Log to the base 2 in python
... @wap26: Above, I'm using the IPython interactive interpreter. One of its features (accessed with the ?) is dynamic object introspection.
– unutbu
Apr 30 '13 at 17:51
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`testl` eax against eax?
...e that edit, and only noticed afterwards. I just looked at this after someone bumped it, and what started as a small edit snowballed into too much. No offence taken that you wanted to roll it back; it was just a suggestion and it definitely reads like my work, not yours. I'll take some of what I ...
Initial size for the ArrayList
...s, when constructed in this manner, the array list starts its life empty.
One way to add ten elements to the array list is by using a loop:
for (int i = 0; i < 10; i++) {
arr.add(0);
}
Having done this, you can now modify elements at indices 0..9.
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How to get a time zone from a location using latitude and longitude coordinates?
There are too many questions on StackOverflow about resolving a time zone from a location. This community wiki is an attempt at consolidating all of the valid responses.
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Left Align Cells in UICollectionView
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For anyone who may have stumbled upon this looking for a center-aligned version as I did, I've posted a modified version of Angel's answer here: stackoverflow.com/a/38254368/2845237
– Alex Koshy
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NHibernate vs LINQ to SQL
As someone who hasn't used either technology on real-world projects I wonder if anyone knows how these two complement each other and how much their functionalities overlap?
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