大约有 5,600 项符合查询结果（耗时：0.0336秒） [XML]
How to use a variable inside a regular expression?
... answered Aug 3 '11 at 18:04
Cat Plus PlusCat Plus Plus
108k2424 gold badges181181 silver badges212212 bronze badges
...
Why doesn't JavaScript have a last method? [closed]
...de implementation of ES5, but it's good enough to know now as browsers are catching up to it fast, including IE9.
– Anurag
Jul 13 '10 at 8:49
...
How can one see the structure of a table in SQLite? [duplicate]
...
If you are using PHP you can get it this way:
<?php
$dbname = 'base.db';
$db = new SQLite3($dbname);
$sturturequery = $db->query("SELECT sql FROM sqlite_master WHERE name='foo'");
$table = $sturturequery->fetchArray...
trying to align html button at the center of the my page [duplicate]
... {
position: absolute;
top: 50%;
}
There are many ways to skin a cat, and this is just one.
share
|
improve this answer
|
follow
|
...
Appending a line to a file only if it does not already exist
... Beautiful solution. This also works for triggering more complicated expressions, of course. Mine uses the echo to trigger a cat of a multiline heredoc into a config file.
– Eric L.
Jun 15 '15 at 16:10
...
Best dynamic JavaScript/JQuery Grid [closed]
...y data source
DOM, Javascript array, Ajax file and server-side processing (PHP, C#,
Perl, Ruby, AIR, Gears etc)
Scrolling options for table viewport
Fully internationalisable
jQuery UI ThemeRoller support
Rock solid - backed by a suite of 2600+ unit tests
Wide variety of plug-ins inc. TableTools, Fi...
Javascript: formatting a rounded number to N decimals
...
PHP-Like rounding Method
The code below can be used to add your own version of Math.round to your own namespace which takes a precision parameter. Unlike Decimal rounding in the example above, this performs no conversion to ...
Sorting multiple keys with Unix sort
...2,2,b,22,Ga
2,2,c,19,Ga
2,2,c,19,Gb,hi
2,2,c,19,Gb,hj
2,3,a,9,C
~/test>cat sort.csv
2,3,a,9,C
2,2,b,20,F
2,2,c,19,Gb,hj
2,2,c,19,Gb,hi
2,2,c,19,Ga
2,2,b,22,Ga
1,10,b,22,Ga
Note the -k1,1n means numeric starting at column 1 and ending at column 1.
If I had done below, it would have concatenated...
Attach to a processes output for viewing
How would I 'attach' a console/terminal-view to an applications output so I can see what it may be saying?
7 Answers
...
Select unique or distinct values from a list in UNIX shell script
...
You might want to look at the uniq and sort applications.
./yourscript.ksh | sort | uniq
(FYI, yes, the sort is necessary in this command line, uniq only strips duplicate lines that are immediately after each other)
EDIT:
Contrary to what has been posted by Aaron Digu...