大约有 16,000 项符合查询结果（耗时：0.0194秒） [XML]
How can I randomize the lines in a file using standard tools on Red Hat Linux?
...
A one-liner for python:
python -c "import random, sys; lines = open(sys.argv[1]).readlines(); random.shuffle(lines); print ''.join(lines)," myFile
And for printing just a single random line:
python -c "import random, sys; print random.choice(open(sys.argv[1]).readlines())...
How to get a function name as a string?
...ther choice, which is: def wrapper(kwargs): super(ExtendedClass,self).call(sys._getframe().f_code.co_name, kwargs). So, the answer from Albert Vonpupp looks better to me.
– Richard Gomes
Aug 30 '13 at 19:20
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How to pretty print XML from the command line?
...;/foo><bar value="ipsum" /></root>' |
python -c 'import sys;import xml.dom.minidom;s=sys.stdin.read();print(xml.dom.minidom.parseString(s).toprettyxml())'
saxon-lint
You need saxon-lint:
echo '<root><foo a="b">lorem</foo><bar value="ipsum" /></root&g...
Perform commands over ssh with Python
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spur apparently only works on unix systems cause it has a dependency on termios. Does anybody know a good library for Windows?
– Gabriel
Jun 5 '13 at 1:25
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SQL Query to concatenate column values from multiple rows in Oracle
...ed and unsupported by Oracle, it's recommended not to use it in production system.
With XMLAGG you can do the following:
SELECT XMLAGG(XMLELEMENT(E,ename||',')).EXTRACT('//text()') "Result"
FROM employee_names
What this does is
put the values of the ename column (concatenated with a comma) fr...
How can I check if a Perl array contains a particular value?
...smartmatch' is recommended. As I have control of my perl version (internal system), I use the no warnings 'experimental::smartmatch'; statement.
– lepe
Jan 7 '16 at 2:39
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Calculating days between two dates with Java
...Time() - date1.getTime();
System.out.println ("Days: " + TimeUnit.DAYS.convert(diff, TimeUnit.MILLISECONDS));
} catch (ParseException e) {
e.printStackTrace();
}
EDIT: Since there have been some discussions regarding the correctness of this code: it does indeed take care of leap years. How...
Random String Generator Returning Same String [duplicate]
...r ch;
for (int i = 0; i < size; i++)
{
ch = Convert.ToChar(Convert.ToInt32(Math.Floor(26 * random.NextDouble() + 65)));
builder.Append(ch);
}
return builder.ToString();
}
// get 1st random string
string Rand1 = Random...
Get first day of week in SQL Server
...ay of week.
DECLARE @DOW INT -- to store day of week
SET @INPUTDATE = CONVERT(VARCHAR(10), @INPUTDATE, 111)
SET @DOW = DATEPART(DW, @INPUTDATE)
-- Magic convertion of monday to 1, tuesday to 2, etc.
-- irrespect what SQL server thinks about start of the week.
-- But here we have sunday...
Difference between Convert.ToString() and .ToString()
What is the difference between Convert.ToString() and .ToString() ?
19 Answers
19
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