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How do I get the opposite (negation) of a Boolean in Python?
For the following sample:
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resizes wrong; appears to have unremovable `min-width: min-content`
...ever wider than its parent, even if it has to cut off its displayed text. max-width: 100% should do that.
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What is private bytes, virtual bytes, working set?
I am trying to use the perfmon windows utility to debug memory leaks in a process.
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Update ViewPager dynamically?
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When using FragmentPagerAdapter or FragmentStatePagerAdapter, it is best to deal solely with getItem() and not touch instantiateItem() at all. The instantiateItem()-destroyItem()-isViewFromObject() interface on PagerAdapter is a lower-level...
Convert Unix timestamp into human readable date using MySQL
Is there a MySQL function which can be used to convert a Unix timestamp into a human readable date? I have one field where I save Unix times and now I want to add another field for human readable dates.
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Is the practice of returning a C++ reference variable evil?
This is a little subjective I think; I'm not sure if the opinion will be unanimous (I've seen a lot of code snippets where references are returned).
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Why not use always android:configChanges=“keyboardHidden|orientation”?
... android:configChanges="keyboardHidden|orientation" in every (almost every ;)) activity?
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How is this fibonacci-function memoized?
By what mechanism is this fibonacci-function memoized?
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in iPhone App How to detect the screen resolution of the device
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CGRect screenBounds = [[UIScreen mainScreen] bounds];
That will give you the entire screen's resolution in points, so it would most typically be 320x480 for iPhones. Even though the iPhone4 has a much larger screen size iOS still gives back 320x480 instead...
Difference between wait() and sleep()
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A wait can be "woken up" by another thread calling notify on the monitor which is being waited on whereas a sleep cannot. Also a wait (and notify) must happen in a block synchronized on the monitor object whereas sleep does not:
Object mon = ...;
synchronized (mon) {
mon.wait();
}
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