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Check if list of objects contain an object with a certain attribute value
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Sven MarnachSven Marnach
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JavaScript single line 'if' statement - best syntax, this alternative? [closed]
...th its configuration.
– agconti
Jul 10 '14 at 16:35
2
Thank you for being courageous enough to sp...
How to send objects through bundle
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edited Nov 23 '10 at 5:39
answered Nov 23 '10 at 5:32
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How do I open links in Visual Studio in my web browser and not in Visual Studio?
...015 and 2017. (An old version available on GitHub supports Visual Studio 2010.)
Thanks goes to Dmitry for pointing this out in his answer to this similar question.
EDIT: The Visual Studio team is finally starting to work on putting this right into Visual Studio. Status of this feature request just...
Normalize data in pandas
... a b c d
A 0.085789 -0.394348 0.337016 -0.109935
B -0.463830 0.164926 -0.650963 0.256714
C -0.158129 0.605652 -0.035090 -0.573389
D 0.536170 -0.376229 0.349037 0.426611
In [95]: df_norm.mean()
Out[95]:
a -2.081668e-17
b 4.857226e-17
c 1.734723e-17
d ...
How to handle command-line arguments in PowerShell
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answered Jan 28 '10 at 20:13
naivistsnaivists
29.6k55 gold badges5151 silver badges8080 bronze badges
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Is there an R function for finding the index of an element in a vector?
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The function match works on vectors :
x <- sample(1:10)
x
# [1] 4 5 9 3 8 1 6 10 7 2
match(c(4,8),x)
# [1] 1 5
match only returns the first encounter of a match, as you requested. It returns the position in the second argument of the values in the first argument.
F...
How do I measure separate CPU core usage for a process?
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answered Oct 11 '10 at 21:45
abdollarabdollar
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Method to Add new or update existing item in Dictionary
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answered Nov 22 '10 at 11:50
ulrichbulrichb
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How do I list all versions of a gem available at a remote site?
... | grep -o '\((.*)\)$' \
| tr -d '() ' \
| tr ',' "\n" \
| sort
0.0.10
0.1.0
0.1.1
# etc.
To make this a bit more re-usable, you could write some functions (pardon my limited bash skills):
function extract_gem_versions() {
echo "$1" \
| grep -o '\((.*)\)$' \
| tr -d '() ' \
...