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structure vs class in swift language
From Apple book
"One of the most important differences between structures and classes is that structures are always copied when they are passed around in your code, but classes are passed by reference."
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Android Studio suddenly cannot resolve symbols
Android Studio 0.4.2 was working fine and today I opened it and almost everything was red and the auto-completion had stopped working. I look at the imports and AS seems to be telling me it can't find android.support.v4 all of a sudden (offering me the option to remove the unused imports). ( andro...
Expand a random range from 1–5 to 1–7
Given a function which produces a random integer in the range 1 to 5, write a function which produces a random integer in the range 1 to 7.
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PersistentObjectException: detached entity passed to persist thrown by JPA and Hibernate
... to the corresponding getters. A big word of caution is not to mix "Field" and "Property" access types within the entity class otherwise the behavior is undefined by the JSR-317 specifications.
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Private vs Protected - Visibility Good-Practice Concern [closed]
I've been searching and I know the theoretic difference.
6 Answers
6
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What does the “yield” keyword do?
What is the use of the yield keyword in Python, and what does it do?
42 Answers
42
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Does Python have a package/module management system?
...ood news! Python 3.4 ships with Pip. Pip has long been Python's de-facto standard package manager. You can install a package like this:
pip install httpie
Wahey! This is the best feature of any Python release. It makes the community's wealth of libraries accessible to everyone. Newbies are no lon...
Autolayout - intrinsic size of UIButton does not include title insets
...on width is derived from the title width plus the icon width plus the left and right content edge insets.
If a button has both an image and text, they’re centered as a group, with no padding between.
If you add a left content inset, it’s calculated relative to the text, not the text + icon.
If y...
How do I write a correct micro-benchmark in Java?
How do you write (and run) a correct micro-benchmark in Java?
11 Answers
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Why must wait() always be in synchronized block
... to explicitly acquire the monitor by making particular block synchronized and then release the monitor by calling wait() ?
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