大约有 44,300 项符合查询结果（耗时：0.0428秒） [XML]
How to dump a table to console?
...ng the one from Penlight:
> t = { a = { b = { c = "Hello world!", 1 }, 2, d = { 3 } } }
> require 'pl.pretty'.dump(t)
{
a = {
d = {
3
},
b = {
c = "Hello world!",
1
},
2
}
}
...
Append values to a set in Python
...
420
keep.update(yoursequenceofvalues)
e.g, keep.update(xrange(11)) for your specific example. Or...
Why do we check up to the square root of a prime number to determine if it is prime?
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edited May 26 at 19:28
answered Apr 27 '11 at 22:04
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How to determine if a process runs inside lxc/Docker?
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edited Jul 2 '19 at 2:44
tshepang
10.3k2020 gold badges7979 silver badges123123 bronze badges
...
How to get the sizes of the tables of a MySQL database?
...
2016
You can use this query to show the size of a table (although you need to substitute the varia...
Sleep until a specific time/date
...do the following:
current_epoch=$(date +%s)
target_epoch=$(date -d '01/01/2010 12:00' +%s)
sleep_seconds=$(( $target_epoch - $current_epoch ))
sleep $sleep_seconds
To add precision down to nanoseconds (effectively more around milliseconds) use e.g. this syntax:
current_epoch=$(date +%s.%N)
tar...
C# namespace alias - what's the point?
...
152
That is a type alias, not a namespace alias; it is useful to disambiguate - for example, against...
Creating an empty Pandas DataFrame, then filling it?
..., index=index, columns=columns)
In [11]: df
Out[11]:
A B C
2012-11-29 0 0 0
2012-11-30 1 1 1
2012-12-01 2 2 2
2012-12-02 3 3 3
2012-12-03 4 4 4
2012-12-04 5 5 5
2012-12-05 6 6 6
2012-12-06 7 7 7
2012-12-07 8 8 8
2012-12-08 9 9 9
...
Difference between a Seq and a List in Scala
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answered Jun 2 '12 at 23:48
Daniel C. SobralDaniel C. Sobral
280k8282 gold badges469469 silver badges666666 bronze badges
...
Changing the selected option of an HTML Select element
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329
Vanilla JavaScript
Using plain old JavaScript:
var val = "Fish";
var sel = document.getE...