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Hidden features of Perl?
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There are many non-obvious features in Perl.
For example, did you know that there can be a space after a sigil?
$ perl -wle 'my $x = 3; print $ x'
3
Or that you can give subs numeric names if you use symbolic references?
$ perl -lwe '*4 = sub { print "yes" }; 4->()'
yes
There's a...
Twitter Bootstrap - add top space between rows
...e a couple examples. a.) overwriting - if you overwrite the .row class you now need to go through your project and add an additional class to rows that shouldn't receive the margin b.) editing native code - you inherit a project at work and you want to move up to bootstrap4; OOPS! Nothing looks righ...
Format in kotlin string templates
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Is this available now?
– Ragunath Jawahar
Mar 13 '15 at 8:00
4
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What's the difference between `on` and `live` or `bind`?
... on() method, further indicating that you should ignore these methods from now on and just use on:
bind: function( types, data, fn ) {
return this.on( types, null, data, fn );
},
live: function( types, data, fn ) {
jQuery( this.context ).on( types, this.selector, data, fn );
return thi...
How do I get PyLint to recognize numpy members?
...mmand. They had fixed this problem in an earlier version in an unsafe way. Now if you want them to look more carefully at a package outside of the standard library, you must explicitly whitelist it. See here.
share
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Find CRLF in Notepad++
...rch, 26th 2012, release date of Notepad++ 6.0:
OMG, it actually does work now!!!
Original answer 2008 (Notepad++ 4.x) - 2009-2010-2011 (Notepad++ 5.x)
Actually no, it does not seem to work with regexp...
But if you have Notepad++ 5.x, you can use the 'extended' search mode and look for \r\n....
What is the best way to filter a Java Collection?
...ill cannot believe I am collecting SO points for this answer. At any rate, now that Java 8 has introduced closures to the language, my answer would now be considerably different, and simpler. With Java 8, there is no need for a distinct static utility class. So if you want to find the 1st element th...
Circular (or cyclic) imports in Python
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As of now, the only reference to circular imports in python3 "What's new?" pages is in the 3.5 one. It says "Circular imports involving relative imports are now supported". @meawoppl have you found anything else what is not listed...
jquery live hover
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jQuery 1.4.1 now supports "hover" for live() events, but only with one event handler function:
$("table tr").live("hover",
function () {
});
Alternatively, you can provide two functions, one for mouseenter and one for mouseleave:
$(...
how to calculate binary search complexity
... formula this would be this:
1 = N / 2x
multiply by 2x:
2x = N
now do the log2:
log2(2x) = log2 N
x * log2(2) = log2 N
x * 1 = log2 N
this means you can divide log N times until you have everything divided. Which means you have to divide log N ("do the bin...