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How to Iterate over a Set/HashSet without an Iterator?
...rm designed for iteration through Collections and arrays .This form is sometimes referred to as the enhanced for statement, and can be used to make your loops more compact and easy to read.
for(Person p:people){
System.out.println(p.getName());
}
Java 8 - java.lang.Iterable.forEach(Consume...
Change private static final field using Java reflection
...rivate static final field that, unfortunately, I need to change it at run-time.
11 Answers
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Places where JavaBeans are used?
... A Bean may also be invisible to a user. Software to decode a stream of multimedia information in real time is an example of this type of building block. Finally, a Bean may be designed to work autonomously on a user's workstation or to work in cooperation with a set of other distributed components....
month name to month number and vice versa in python
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Just for fun:
from time import strptime
strptime('Feb','%b').tm_mon
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How to check if the string is empty?
...terned (see here: Why does comparing strings using either '==' or 'is' sometimes produce a different result?). And "" is interned from the start in CPython
The big problem with the identity check is that String Internment is (as far as I could find) that it is not standardised which strings are int...
Check if a string contains an element from a list (of strings)
..." are faster, but the problem that you have to perform exact matching many times is the same.
– Torsten Marek
Feb 1 '09 at 15:20
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WebView and HTML5
...ay there are still an important issue. I can play it only once. The second time I click on the video dispatcher (either the poster or some play button), it does nothing.
I would also like the video to play inside the WebView frame, instead of opening the Media Player window, but this is for me a se...
Convert a Python list with strings all to lowercase or uppercase
...many people), list comprehensions win the speed race, too:
$ python2.6 -m timeit '[x.lower() for x in ["A","B","C"]]'
1000000 loops, best of 3: 1.03 usec per loop
$ python2.6 -m timeit '[x.upper() for x in ["a","b","c"]]'
1000000 loops, best of 3: 1.04 usec per loop
$ python2.6 -m timeit 'map(str....
Format a date using the new date time API
I was playing with the new date time API but when running this:
3 Answers
3
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Android Paint: .measureText() vs .getTextBounds()
...ry for taking so long to comment, I had a busy week. Thanks for taking the time to dig into the C++ code! Unfortunately, the difference is greater than 1, and it occurs even when using rounded values -- e.g. setting text size to 29.0 results in measureText()=263 and getTextBounds().width=260
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