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Read/write to Windows registry using Java
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I know this question is old, but it is the first search result on google to "java read/write to ...
How to escape JSON string?
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David Walschots
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answered Jun 15 '16 at 19:04
xmedekoxmedeko
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Accessing dict_keys element by index in Python3
... 'world'}
>>> list(test)
['foo', 'hello']
>>> list(test)[0]
'foo'
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How do I check for a network connection?
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You can check for a network connection in .NET 2.0 using GetIsNetworkAvailable():
System.Net.NetworkInformation.NetworkInterface.GetIsNetworkAvailable()
To monitor changes in IP address or changes in network availability use the events from the NetworkChange class:
Syst...
How to specify font attributes for all elements on an html web page?
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* {
font-size: 100%;
font-family: Arial;
}
The asterisk implies all elements.
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How do I convert a PDF document to a preview image in PHP? [closed]
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Extract a regular expression match
...nd adds a few that are missing:
library(stringr)
str_locate("aaa12xxx", "[0-9]+")
# start end
# [1,] 4 5
str_extract("aaa12xxx", "[0-9]+")
# [1] "12"
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Check if a number has a decimal place/is a whole number
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Check variable equality against a list of values
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GumboGumbo
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Confusion between factor levels and factor labels
...ends?
– donodarazao
May 3 '11 at 13:02
6
I would often transform the levels right before plotting...