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How to succinctly write a formula with many variables from a data frame?
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How to run a Python script in the background even after I logout SSH?
...hat you can send signals to the process later. in some shells (bash, zsh, etc.) after you do somecommand & it will print the pid like [1] 12345. otherwise you can use $!.
– Tony Beta Lambda
Mar 28 '18 at 4:17
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How to get terminal's Character Encoding
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the ordering of variables suggested here is not good. a more complete solution would be something like: echo ${LC_ALL:-${LC_CTYPE:-${LANG}}}. then again, the variable being set isn't a guarantee that they're valid, so you shoul...
Reuse a parameter in String.format?
...gument list. The first argument is referenced by "1$", the second by "2$", etc.
String.format("%1$s %1$s %1$s %1$s %1$s %1$s", hello);
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Error installing libv8: ERROR: Failed to build gem native extension
...ile.
Rails is happy to use which ever runtime it can find. execjs,nodejs etc. are all possible options.
Microsoft already embeds JScript runtime for javascript on windows, and Rails uses it. See this for more
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Change timestamps while rebasing git branch
... be made public causing the timestamps of the commits to be in an mixed up order. I would rather have them be all be today with only seconds in between.
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How to print Unicode character in Python?
...gt;print (str)
結婚
your console interpreter should support unicode in order to show unicode characters.
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Remove empty strings from a list of strings
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Instead of if x, I would use if X != '' in order to just eliminate empty strings. Like this:
str_list = [x for x in str_list if x != '']
This will preserve None data type within your list. Also, in case your list has integers and 0 is one among them, it will also b...
Java associative-array
How can I create and fetch associative arrays in Java like I can in PHP?
15 Answers
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How would you make two s overlap?
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Using CSS, you set the logo div to position absolute, and set the z-order to be above the second div.
#logo
{
position: absolute:
z-index: 2000;
left: 100px;
width: 100px;
height: 50px;
}
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