大约有 38,100 项符合查询结果（耗时：0.0298秒） [XML]
How do I make a matrix from a list of vectors in R?
...
[7,] 7 1 2 3 4 5
[8,] 8 1 2 3 4 5
[9,] 9 1 2 3 4 5
[10,] 10 1 2 3 4 5
share
|
improve this answer
|
...
Does height and width not apply to span?
...
9 Answers
9
Active
...
Dictionaries and default values
... |
edited Jan 23 '19 at 5:30
Solomon Ucko
2,42022 gold badges1212 silver badges2727 bronze badges
...
Bundler: Command not found
...
Philip Kirkbride
15.8k2929 gold badges9797 silver badges183183 bronze badges
answered Oct 12 '10 at 13:14
Peter BrownPeter B...
C++ preprocessor __VA_ARGS__ number of arguments
...
90
This is actually compiler dependent, and not supported by any standard.
Here however you have ...
How can I use a file in a command and redirect output to the same file without truncating it?
...n use a temporary file though.
#!/bin/sh
tmpfile=$(mktemp)
grep -v 'seg[0-9]\{1,\}\.[0-9]\{1\}' file_name > ${tmpfile}
cat ${tmpfile} > file_name
rm -f ${tmpfile}
like that, consider using mktemp to create the tmpfile but note that it's not POSIX.
...
Javascript regex returning true.. then false.. then true.. etc [duplicate]
...
/^[^-_]([a-z0-9-_]{4,20})[^-_]$/gi;
You're using a g (global) RegExp. In JavaScript, global regexen have state: you call them (with exec, test etc.) the first time, you get the first match in a given string. Call them again and you get t...
how to override left:0 using CSS or Jquery?
...
answered Apr 11 '12 at 9:06
Jan HančičJan Hančič
48.2k1515 gold badges8787 silver badges9494 bronze badges
...
Regarding 'main(int argc, char *argv[])' [duplicate]
...
119
The arguments argc and argv of main is used as a way to send arguments to a program, the possibl...
Get selected option text with JavaScript
...;select id="box1" onChange="myNewFunction(this);">
<option value="98">dog</option>
<option value="7122">cat</option>
<option value="142">bird</option>
</select>
sh...