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Should I always use a parallel stream when possible?
...on, sometimes it will not, and sometimes it will even slow it down. It is best to develop first using sequential execution and then apply parallelism where
(A) you know that there's actually benefit to increased performance and
(B) that it will actually deliver increased performance.
(A) is a busin...
Java: Get first item from a collection
...For those (still) arriving here: I think jheddings' answer is probably the best "get it done" answer, though I'd prefer @DonaldRaab's (way down the page) for cases where I'm already using the GC library. My answer is really for the case where one may want to write in flexibility for later (say, if ...
How do you dynamically add elements to a ListView on Android?
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@gumuruh the second is the best practice because is synchronized.
– Ricardo
Dec 8 '15 at 18:14
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HTML5 best practices; section/header/aside/article elements
...ML5 on the web (and also on stackoverflow), but now I'm curious about the "best practices". Tags like section/headers/article are new, and everyone has different opinions about when/where you should use these tags. So what do you guys think of the following layout and code?
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In what order are Panels the most efficient in terms of render time and performance?
... elements by coordinates relative to the Canvas area.
The Canvas has the best performance of all the panels for the arrange pass since each item is statically assigned a location. The measure pass also has excellent performance since there is no concept of stretching in this panel; each child sim...
How to remove specific value from array using jQuery
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Seems to work the best out of the proposed solutions, even though it's actually not altering the existing array but rather creating a new one. It also works with non-existing values or an empty array. Quick performance check in JSFiddle I did:...
what is the basic difference between stack and queue?
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One of the best analogies I can think of.
– Yeikel
Feb 3 '18 at 4:32
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Convert a Python list with strings all to lowercase or uppercase
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$ 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.lower,["A","B","C"])'
1000000 loops, best of 3: 1.44 usec p...
Python dictionary: Get list of values for list of keys
...:13}
In[3]: %timeit [m[_] for _ in l] # list comprehension
1000000 loops, best of 3: 762 ns per loop
In[4]: %timeit map(lambda _: m[_], l) # using 'map'
1000000 loops, best of 3: 1.66 µs per loop
In[5]: %timeit list(m[_] for _ in l) # a generator expression passed to a list constructor.
1000000 ...
How can I make a WPF combo box have the width of its widest element in XAML?
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Best solution as far as I am concerned. I tried multiple tricks from all around the Internet, and your solution is the best and easiest one I found. +1.
– paercebal
Jun 14 '12 at 13:44
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