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Running a Python script from PHP
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If you want to know the return status of the command and get the entire stdout output you can actually use exec:
$command = 'ls';
exec($command, $out, $status);
$out is an array of all lines. $status is the return status. Very useful for ...
When to use MyISAM and InnoDB? [duplicate]
...resources. -- Mostly no longer true.
Full-text indexing. -- InnoDB has it now
Especially good for read-intensive (select) tables. -- Mostly no longer true.
Disk footprint is 2x-3x less than InnoDB's. -- As of Version 5.7, this is perhaps the only real advantage of MyISAM.
InnoDB:
The InnoDB st...
How can Perl's print add a newline by default?
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The real danger comes from the fact that all code will now add newlines, even code in other people's modules that weren't expecting it. Imagine networking code that would have sent the message "helo\r\n" that now sends "helo\r\n\n".
– Chas. Owens
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How do I sort an NSMutableArray with custom objects in it?
... There's nothing really wrong with it, but I think there are now much better alternatives.
– Georg Schölly
Apr 30 '09 at 6:43
6
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How do you read CSS rule values with JavaScript?
...rmat you'd see in an inline style. I'd like to be able to do this without knowing what is contained in a particular rule, so I can't just pull them out by style name (like .style.width etc.)
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How can I prevent SQL injection in PHP?
...o parametrized queries and bind values, but real escape string is good for now
– Richard
Apr 4 '18 at 18:03
I understa...
In what cases will HTTP_REFERER be empty
I know it's possible to get an empty HTTP_REFERER. Under what circumstances does this happen? If I get an empty one, does it always mean that the user changed it? Is getting an empty one the same as getting a null one? and under what circumstances do I get that too?
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What's the difference between $evalAsync and $timeout in AngularJS?
I've been using AngularJS for a little while now, and have found the need to use $timeout every once in a while (Seems to usually be to init a jQuery plugin).
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How to fix .pch file missing on build?
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I didn't know stdafx.cpp should have different setting. Great answer.
– expert
Nov 9 '12 at 23:22
5
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How to len(generator()) [duplicate]
...'s no "infinity" integer in Python. And what about generators that don't know when they'll be done? To write an efficient __len__ method for a Goldbach's Conjecture generator, you'd first have to answer one of the biggest open questions in mathematics.
– Kevin J. Chase
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