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Bash Script: count unique lines in file
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Interesting. Might make an appreciable difference for huge datasets
– Wug
Oct 11 '19 at 8:27
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Add up a column of numbers at the Unix shell
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. . .| x=$(echo <(cat)); echo $((0+${x// /+}+0)) if you want all bash all the time:
– qneill
Apr 3 '15 at 23:31
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Pretty-print a Map in Java
... sb.append(entry.getValue());
sb.append('"');
if (iter.hasNext()) {
sb.append(',').append(' ');
}
}
return sb.toString();
}
}
Usage:
Map<String, String> myMap = new HashMap<String, String>();
System.out.pri...
How to use find command to find all files with extensions from list?
I need to find all image files from directory (gif, png, jpg, jpeg).
9 Answers
9
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What is base 64 encoding used for?
...ry you could do base-80 encoding or something similar, but it would be significantly harder. Powers of two are natural bases for binary.)
– Jon Skeet
Oct 14 '08 at 15:08
13
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How to convert 2D float numpy array to 2D int numpy array?
...prising behavior, and I don't think the precise behavior is well-defined. If you want to map nan and inf to certain values, you need to do that yourself.
– BrenBarn
May 15 '18 at 18:21
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How to make layout with View fill the remaining space?
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In case if < TEXT VIEW > is placed in LinearLayout, set the Layout_weight proprty of < and > to 0 and 1 for TextView.In case of RelativeLayout align < and > to left and right and set "Layout to left of" and "Layout ...
Visual studio long compilation when replacing int with double
...I fiddled at the assembly code level, but I can easily believe this.
The difference between IEEE standard floating point ops and the ones implemented by a processor often forces linking in library routines to do the translation, while integer math can just use the CPU instructions. At the time the ...
jQuery .on('change', function() {} not triggering for dynamically created inputs
...);
In that case, it will work as you expected. Also, it is better to specify some element instead of document.
Read this article for better understanding: http://elijahmanor.com/differences-between-jquery-bind-vs-live-vs-delegate-vs-on/
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backbone.js - events, knowing what was clicked
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If I'm correct, this works with jquery events (the one's the poster asked about). Note however that events triggered through backbone's trigger() function does not carry this information (it instead gives you the arguments us...