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get list from pandas dataframe column
...the syntax and argument listing. You can also see 15 minutes to pandas for more beginner level examples.
– cs95
Jun 5 '19 at 5:55
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How to change a command line argument in Bash?
... 1 (i.e. $1). It is a shorthand for "$1" "$2" in this case, but it is much more useful when you want to replace e.g. "${17}".
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Reverse a string in Java
...difference between the two: javatpoint.com/… in short: StringBuilder is more efficient than StringBuffer. It's not thread safe i.e. multiple threads can simultaneously call methods of StringBuilder.
– Vishnu Narang
Feb 14 '17 at 3:17
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CSS center text (horizontally and vertically) inside a div block
...iv height */
That's it. If it can be multiple lines, then it is somewhat more complicated. But there are solutions on http://pmob.co.uk/. Look for "vertical align".
Since they tend to be hacks or adding complicated divs... I usually use a table with a single cell to do it... to make it as simple...
psql - save results of command to a file
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tmux set -g mouse-mode on doesn't work
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SQL/mysql - Select distinct/UNIQUE but return all columns?
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What are the aspect ratios for all Android phone and tablet devices?
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In case anyone wanted more of a visual reference:
Decimal approximations reference table:
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Why doesn't .NET/C# optimize for tail-call recursion?
...ation.
Interestingly the NGen compilation steps are not targeted to being more aggressive in their optimizations. I suspect this is because they simply don't want to have bugs where the behaviour is dependent on whether the JIT or NGen was responsible for the machine code.
The CLR itself does supp...