大约有 40,000 项符合查询结果(耗时:0.0592秒) [XML]
Allow user to select camera or gallery for image
...a list of Intent options, it is much better to use Intent.createChooser in order to get access to the graphical icons and short names of the various 'Camera', 'Gallery' and even Third Party filesystem browser apps such as 'Astro', etc.
This describes how to use the standard chooser-intent and add a...
Webfonts or Locally loaded fonts?
...e file size logic is also, I believe, why Font Squirrel tries them in that order. But that is mostly speculation on my part.
If you're working in an environment where every request and byte counts, you'll have to do some profiling to find out which works best for your use case. Will people be only ...
Tactics for using PHP in a high-load site
... bandwidth is very cheap (bigger disks) whereas multiple prepare I/O's are orders of magnitude more expensive (more servers).
INDEXING
Make sure that your queries utilize at least one index. Beware though, that indexes will cost you if you write or update frequently. There are some experimental tr...
Is git-svn dcommit after merging in git dangerous?
...how I want to see the work in a few weeks time when I browse history).
In order to push the changes to the svn repository, I do:
$> git checkout master
$> git svn rebase
Now we are back at the old 'master' branch updated with all changes that happened in the mean time in the svn repository...
Android ListView headers
...ver, have an issue with the results of the ListView being in a semi-random order (first header and items were ok, following were messed up), I managed to find out what the problem is. The block of code underneath 'EDIT Better For Performance.. can be noticed when scrolling' messed it up for me - rem...
Replacing a 32-bit loop counter with 64-bit introduces crazy performance deviations with _mm_popcnt_
...0110000 0.623685 sec 16.8126 GB/s
I also tried to:
Reverse the test order, the result is the same so it rules out the cache factor.
Have the for statement in reverse: for (uint64_t i=size/8;i>0;i-=4). This gives the same result and proves the compile is smart enough to not divide size by 8...
What is an intuitive explanation of the Expectation Maximization technique? [closed]
...erivatives and setting them to zero, you find that in many cases the first-order conditions don't have a solution. There's a chicken-and-egg problem in that to solve for your model parameters you need to know the distribution of your unobserved data; but the distribution of your unobserved data is ...
Is there a way to change the spacing between legend items in ggplot2?
...position = "left", title.vjust = 1,
# draw border around the legend
frame.colour = "black",
barwidth = 15,
barheight = 1.5))
For vertical legends, settinglegend.key.size...
Is 'switch' faster than 'if'?
... versa" - any support for this assertion? a compiler might assume that the order of your if clauses has already been hand-tuned to match frequency and relative performance needs, where as a switch is traditionally seen as an open invitation to optimise however the compiler chooses. Good point re ju...
Absolute vs relative URLs
...ink, a relative url s used, and if it is clicked, it has to be resolved in order to follow it. In this case, the current context is
http://myhost/mypath/myresource1.html
so the schema, hostname, and leading path of these are taken and prepended to pages/page1, yielding
http://myhost/mypath/pages...