大约有 300 项符合查询结果（耗时：0.0198秒） [XML]
What are the most common non-BMP Unicode characters in actual use? [closed]
...s the mathematical letters. This past December I did a scan of the entire PubMed Open Access corpus, and came up with these figures for astral characters in it.
The first number in the figures below is how many copies of each given code point I found in the entire corpus. First, though, to give ...
In Scala how do I remove duplicates from a list?
...come others to submit better implementations.)
List size 1e7, random 0 to 1e6
------------------------------
distinct : 4562.2277ms
distinctOnSorted : 201.9462ms
distinctOnSortedMut1: 4399.7055ms
distinctOnSortedMut2: 246.099ms
distinctOnSortedMut3: 344.0758ms
distinctOnSortedMut4: 247...
Drawing a line/path on Google Maps
...oPoint startGP = new GeoPoint(
(int) (Double.parseDouble(lngLat[1]) * 1E6), (int) (Double
.parseDouble(lngLat[0]) * 1E6));
myMC = myMapView.getController();
geoPoint = startGP;
myMC.setCenter(geoPoint);
myMC.setZoom(15);
myMapView.getOverlays().add(new DirectionPathOverlay(start...
MySQL Workbench Dark Theme
... Gaston MartinezGaston Martinez
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Is R's apply family more than syntactic sugar?
...pe which makes it much faster.
foo <- function(x) x+1
y <- numeric(1e6)
system.time({z <- numeric(1e6); for(i in y) z[i] <- foo(i)})
# user system elapsed
# 3.54 0.00 3.53
system.time(z <- lapply(y, foo))
# user system elapsed
# 2.89 0.00 2.91
system.time(z...
How to center text vertically with a large font-awesome icon?
...ight: 100vh;}div i {margin-right: 10px;}div {background-color: hsla(0, 0%, 87%, 0.5);}div:hover {background-color: hsla(34, 100%, 52%, 0.5);cursor: pointer;}
<link href="https://stackpath.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css" rel="stylesheet"/>
<div>
<i ...
Making a triangle shape using xml definitions?
...Degrees="45"
android:pivotX="-40%"
android:pivotY="87%" >
<shape
android:shape="rectangle" >
<stroke android:color="@color/transparent" android:width="10dp"/>
<solid
android:colo...
Linux bcc tools使用总结（持续更新） - 操作系统(内核) - 清泛网 - 专注IT技能提升
...bcc/tools/execsnoop -t
TIME(s) PCOMM PID PPID RET ARGS
0.996 head 12101 6578 0 /usr/bin/head -v -n 8 /proc/meminfo
0.996 head 12102 6578 0 /usr/bin/head -v -n 2 /proc/stat /proc/version /proc/uptime /proc/loadavg /proc/sys/fs/file-nr /proc/sys...
Linux bcc tools使用总结（持续更新） - 操作系统(内核) - 清泛网 - 专注IT技能提升
...bcc/tools/execsnoop -t
TIME(s) PCOMM PID PPID RET ARGS
0.996 head 12101 6578 0 /usr/bin/head -v -n 8 /proc/meminfo
0.996 head 12102 6578 0 /usr/bin/head -v -n 2 /proc/stat /proc/version /proc/uptime /proc/loadavg /proc/sys/fs/file-nr /proc/sys...
Linux bcc tools使用总结（持续更新） - 操作系统(内核) - 清泛网移动版 - ...
...bcc/tools/execsnoop -t
TIME(s) PCOMM PID PPID RET ARGS
0.996 head 12101 6578 0 /usr/bin/head -v -n 8 /proc/meminfo
0.996 head 12102 6578 0 /usr/bin/head -v -n 2 /proc/stat /proc/version /proc/uptime /proc/loadavg /proc/sys/fs/file-nr /proc/sys...