大约有 40,000 项符合查询结果（耗时：0.0307秒） [XML]
What is pip's equivalent of `npm install package --save-dev`?
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edited Jan 11 '19 at 5:33
answered Mar 3 '18 at 0:31
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How to randomize (or permute) a dataframe rowwise and columnwise?
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Eric Leschinski
115k4949 gold badges368368 silver badges313313 bronze badges
answered Jul 16 '12 at 11:35
pmspms
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Applying .gitignore to committed files
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edited May 23 '17 at 11:55
Community♦
111 silver badge
answered Sep 23 '11 at 11:05
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how to prevent “directory already exists error” in a makefile when using mkdir
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Community♦
111 silver badge
answered Sep 19 '08 at 3:07
tchentchen
1,93511 gold badge1313...
Merge/flatten an array of arrays
...the arrays, although it is only available in Node.js starting with version 11, and not at all in Internet Explorer.
const arrays = [
["$6"],
["$12"],
["$25"],
["$25"],
["$18"],
["$22"],
["$10"]
];
const merge3 = arrays.flat(1); //The depth ...
Floating point vs integer calculations on modern hardware
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Poor man's FPU/ALU operation benchmark:
#include <stdio.h>
#ifdef _WIN32
#include <sys/timeb.h>
#else
#include <sys/time.h>
#endif
#include <time.h>
#include <cstdlib>
double
mygettime(void) {
# ifdef _WIN32
struct _timeb tb;
_ftime(&tb);
return (double)tb....
Word-wrap in an HTML table
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Ruslan López
3,91811 gold badge1818 silver badges3131 bronze badges
answered Dec 10 '09 at 20:15
Marc StoberMarc Stober...
Best way to track onchange as-you-type in input type=“text”?
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edited May 23 '17 at 11:54
Community♦
111 silver badge
answered Feb 22 '09 at 14:09
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Windows batch files: .bat vs .cmd?
...d it, .bat is the old 16-bit naming convention, and .cmd is for 32-bit Windows, i.e., starting with NT. But I continue to see .bat files everywhere, and they seem to work exactly the same using either suffix. Assuming that my code will never need to run on anything older than NT, does it really ...
Difference between “\n” and Environment.NewLine
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Depends on the platform. On Windows it is actually "\r\n".
From MSDN:
A string containing "\r\n" for
non-Unix platforms, or a string
containing "\n" for Unix platforms.
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