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How can I convert ArrayList to ArrayList?
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132
Since this is actually not a list of strings, the easiest way is to loop over it and convert ea...
Quickly reading very large tables as dataframes
I have very large tables (30 million rows) that I would like to load as a dataframes in R. read.table() has a lot of convenient features, but it seems like there is a lot of logic in the implementation that would slow things down. In my case, I am assuming I know the types of the columns ahead o...
Serializing a list to JSON
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345
If using .Net Core 3.0 or later;
Default to using the built in System.Text.Json parser implem...
How do ports work with IPv6?
...e sure you include [] around your IP.
For example : http://[1fff:0:a88:85a3::ac1f]:8001/index.html
Wikipedia has a pretty good article about IPv6: http://en.wikipedia.org/wiki/IPv6#Addressing
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How do I escape reserved words used as column names? MySQL/Create Table
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3 Answers
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Measuring text width to be drawn on Canvas ( Android )
... Marc BernsteinMarc Bernstein
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How to keep a git branch in sync with master
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437
yes just do
git checkout master
git pull
git checkout mobiledevicesupport
git merge master
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What predefined macro can I use to detect clang?
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How do I make a semi transparent background?
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323
Use rgba():
.transparent {
background-color: rgba(255,255,255,0.5);
}
This will give you ...