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How to list the size of each file and directory and sort by descending size in Bash?
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answered Feb 7 '13 at 10:54
DeveloperDeveloper
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Does MSTest have an equivalent to NUnit's TestCase?
... note on an older version of the TestAdapter, which was removed from the 2.0.0's description page:
Note that it doesn't work with VS Express
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How to find out which package version is loaded in R?
...ty cluster. It has 2 versions of R installed. System wide R 2.11 (Debian 6.0) and R 2.14.2 in non-standard location.
12 An...
How to merge 2 JSON objects from 2 files using jq?
... given two objects, it will merge them recursively. For example,
jq -s '.[0] * .[1]' file1 file2
Important: Note the -s (--slurp) flag, which puts files in the same array.
Would get you:
{
"value1": 200,
"timestamp": 1382461861,
"value": {
"aaa": {
"value1": "v1",
"value2"...
What characters are valid for JavaScript variable names?
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1000
+50
To quot...
how to find host name from IP with out login to the host
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Use nslookup
nslookup 208.77.188.166
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Non-authoritative answer:
166.188.77.208.in-addr.arpa name = www.example.com.
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How can I get nth element from a list?
...re, the operator used is !!.
I.e. [1,2,3]!!1 gives you 2, since lists are 0-indexed.
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Multiple aggregations of the same column using pandas GroupBy.agg()
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You can simply pass the functions as a list:
In [20]: df.groupby("dummy").agg({"returns": [np.mean, np.sum]})
Out[20]:
mean sum
dummy
1 0.036901 0.369012
or as a dictionary:
In [21]: df.groupby('dummy').agg({'returns':
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On localhost, how do I pick a free port number?
...do I figure out which port is available? I assume I cannot listen on port 80 or 21?
5 Answers
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How to get all subsets of a set? (powerset)
..., you can just change the range statement to range(1, len(s)+1) to avoid a 0-length combination.
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