大约有 1,240 项符合查询结果(耗时:0.0187秒) [XML]
Frequency table for a single variable
... 61.000000 3.56
212 Zimbabwe 66.800003 4.96
[213 rows x 3 columns]
frequency distribution with values_count(normalize=True) with no classification,length of result here is 139 (seems meaningless as a frequency distribution):
print(gm["employrate"].value_counts...
Compression/Decompression string with C#
...tatic void CopyTo(Stream src, Stream dest) {
byte[] bytes = new byte[4096];
int cnt;
while ((cnt = src.Read(bytes, 0, bytes.Length)) != 0) {
dest.Write(bytes, 0, cnt);
}
}
public static byte[] Zip(string str) {
var bytes = Encoding.UTF8.GetBytes(str);
using (var m...
WebSockets vs. Server-Sent events/EventSource
...
According to caniuse.com:
%96 of global users natively support WebSockets
%92 of global users natively support Server-sent events
You can use a client-only polyfill to extend support of SSE to many other browsers. This is less likely with WebSockets....
How does Python's super() work with multiple inheritance?
...
96
What to do if these classes need different parameters to initialize themselves?
– calfzhou
May 8 '14...
Set a persistent environment variable from cmd.exe
...tever you need it to be", "Machine"), see msdn.microsoft.com/en-us/library/96xafkes(v=vs.110).aspx
– Gradient
Jan 3 '17 at 8:39
...
How to hash a string into 8 digits?
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96
Raymond's answer is great for python2 (though, you don't need the abs() nor the parens around 1...
What is the difference between ui-bootstrap-tpls.min.js and ui-bootstrap.min.js?
...p://localhost:8989/hello-world/js/vendor/angular-1.2.0-rc.3/angular.min.js:96:142)
at g.$apply (http://localhost:8989/hello-world/js/vendor/angular-1.2.0-rc.3/angular.min.js:99:100)
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imp...
How does this milw0rm heap spraying exploit work?
... xchg eax,edx
0000008D 09E1 or ecx,esp
0000008F 96 xchg eax,esi
00000090 315580 xor [ebp-0x80],edx
Understanding this shellcode requires x86 assembly knowledge and the problem in the MS library itself (to know what the system state is when we r...
How to get the number of characters in a std::string?
...98cd 89cc 9f67 cc92 cd9d cd85 cd95 cd94 .....g..........
00000040: cca4 cd96 cc9f 6fcc 90cd afcc 9acc 85cd ......o.........
00000050: aacc 86cd a3cc a1cc b5cc a1cc bccd 9a ...............
50 codepoints
LATIN CAPITAL LETTER Z
COMBINING LEFT ANGLE BELOW
COMBINING DOUBLE LOW LINE
COMBINING INVE...
How to use sed to replace only the first occurrence in a file?
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Ben HoffsteinBen Hoffstein
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