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Python append() vs. + operator on lists, why do these give different results?
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if an element is single string, e.g. s = 'word', l = ['this', 'is']. Then l.append(s) and l+s should be the same. Am I correct?
– user3512680
Feb 2 at 22:13
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What is the best way to trigger onchange event in react js
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String refs are considered legacy now and will be deprecated in the future. Callback refs are the preferred method to keep track of the DOM node.
– dzv3
Oct 7 '16 at 11:50
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Is there any difference between __DIR__ and dirname(__FILE__) in PHP?
...dirname(__FILE__));
var_dump(__DIR__);
Will both give the same output :
string '/home/squale/developpement/tests/temp' (length=37)
But, there are at least two differences :
__DIR__ only exists with PHP >= 5.3
which is why dirname(__FILE__) is more widely used
__DIR__ is evaluated at co...
Auto increment in phpmyadmin
...r table
Click on the pencil of the variable you want auto_increment
under "Extra" tab choose "auto_increment"
then go to "Operations" tab of your table
Under "Table options" -> auto_increment type -> 10000
share
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How to filter object array based on attributes?
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]
};
// (Note that because `price` and such are given as strings in your object,
// the below relies on the fact that <= and >= with a string and number
// will coerce the string to a number before comparing.)
var newArray = obj.homes.filter(function (el) {
return el.pr...
Hide div after a few seconds
...s rare that I ever use timers in my code, having that plugin around (read: extra code, bloat) for those few times does not outweigh the cost. If you were writing a lot of code that needed to use timers, and were using jQuery, I can see why this plugin would be very useful to keep with the jQuery syn...
Read each line of txt file to new array element
...e_get_contents('foo.txt'));
file_get_contents() - gets the whole file as string.
explode("\n") - will split the string with the delimiter "\n" - what is ASCII-LF escape for a newline.
But pay attention - check that the file has UNIX-Line endings.
if "\n" will not work properly you have a other...
How do I install ASP.NET MVC 5 in Visual Studio 2012?
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I forgot to write back, but all that was required extra was the windows 8.1 sdk for .net 4.5.1, but the asp.net and web tools 2013.1 was included in update 4.
– pqsk
Dec 19 '13 at 19:14
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How to make DialogFragment width to Fill_Parent
... This works for me, and I like that it doesn't require us to add anything extra in code, but I'm wondering why it works...
– shela
Jul 20 '17 at 0:33
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Android View.getDrawingCache returns null, only null
...view that has width and height of 0 (i.e. imagine having a TextView with a string text of an empty string). In this case, getDrawingCache will return null, so just be sure to check for that. Hope that helps some people out there.
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