大约有 35,445 项符合查询结果（耗时：0.0437秒） [XML]
Creating a div element in jQuery [duplicate]
...erate it.
– halfer
Oct 22 '11 at 12:21
10
@halfer vice versa then, use single quotes in javascrip...
How to write a bash script that takes optional input arguments?
...PerlItay Perl
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How to do multiple line editing?
...ed.
– Geoffrey Wiseman
Jan 4 '13 at 21:19
19
@Harry Joy - In some editors, you can have multiple ...
How to check if a given directory exists in Ruby
...ated, use Dir.exist
– fkoessler
Apr 21 '15 at 10:20
4
@burningpony my bad, it's Dir.exist?
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Node.js - Find home directory in platform agnostic way
...latform
– Yahya Uddin
Jun 30 '16 at 21:42
3
You need to add const os = require('os'); too
...
Javascript: get package.json data in gulpfile.js
...ough upvotes.
– kaiser
Jan 6 '17 at 21:08
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Where are environment variables stored in registry?
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answered Feb 21 '09 at 22:08
Steve SchefflerSteve Scheffler
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emacs create new file with ido enabled
... Steve LianoglouSteve Lianoglou
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How to read a local text file?
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answered Jan 21 '13 at 20:20
Majid LaissiMajid Laissi
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Determine the data types of a data frame's columns
...use ?str(). To explore some examples, let's make some data:
set.seed(3221) # this makes the example exactly reproducible
my.data <- data.frame(y=rnorm(5),
x1=c(1:5),
x2=c(TRUE, TRUE, FALSE, FALSE, FALSE),
X3=letters[1:5])
...