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How would you implement an LRU cache in Java?
...ns <tt>true</tt> if this <code>LruCache</code> has more entries than the maximum specified when it was
* created.
*
* <p>
* This method <em>does not</em> modify the underlying <code>Map</code>; it relies on the implementation ...
How do I display the current value of an Android Preference in the Preference summary?
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There are ways to make this a more generic solution, if that suits your needs.
For example, if you want to generically have all list preferences show their choice as summary, you could have this for your onSharedPreferenceChanged implementation:
public ...
How do I detect if Python is running as a 64-bit application? [duplicate]
...problematic and expensive. Use sys.maxsize > 2**32 since Py2.6. Or even more reliable and compatible at least since Py2.3: struct.calcsize('P') == 8. Or ctypes.sizeof(ctypes.c_void_p) == 8. There can be builds with gcc option -mx32 or so, which are 64bit apps, but use 32bit pointers as default. '...
SSL certificate rejected trying to access GitHub over HTTPS behind firewall
...s for years now on both Linux, Macs and Windows.
If you want you can read more about it in this blog post
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Python: List vs Dict for look up table
...ed to put in some type of look up table, so I was wondering which would be more efficient a list or dict ?
8 Answers
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Why should I prefer single 'await Task.WhenAll' over multiple awaits?
...t read IL all that well, but WhenAll at the very least appears to generate more efficient IL code. (In any case, the fact alone that the result of WhenAll reflects the state of all tasks involved to me is reason enough to prefer it in most cases.)
– Oskar Lindberg
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Standard Android Button with a different color
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Adding two Java 8 streams, or an extra element to a stream
... pollution). So, it might be better to create your own static methods with more meaningful names. However, for demonstration I will stick with this name.
public static <T> Stream<T> concat(Stream<? extends T> lhs, Stream<? extends T> rhs) {
return Stream.concat(lhs, rhs)...
Is there a simple way to remove multiple spaces in a string?
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Select all child elements recursively in CSS
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I know, it's a bit ugly. You could instead try writing more precise selectors, chances are, this would work too. (e.g. #head ul → #head ul#navi)
– anroesti
Feb 5 '11 at 22:46
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