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How to run a background task in a servlet based web application?
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You can use cron4j. http://www.sauronsoftware.it/projects/cron4j/manual.php
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Determine the line of code that causes a segmentation fault?
...nuces - Google around. For Arch Linux, read this wiki.archlinux.org/index.php/Core_dump
– Mawg says reinstate Monica
Jan 24 '17 at 16:35
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Check if string begins with something? [duplicate]
... documentation websites actually tell you to avoid it if possible (I think php.net does, for example). I'd recommend the indexOf() or substr() solutions.
– Byson
Dec 22 '14 at 14:59
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Why exactly is eval evil?
...estion is not specific to LISP. Here is an answer on the same question for PHP, and it applies to LISP, Ruby, and other other language that has an eval:
The main problems with eval() are:
Potential unsafe input. Passing an untrusted parameter is a way to
fail. It is often not a trivial...
Is there any difference between the `:key => “value”` and `key: “value”` hash notations?
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Both Perl and PHP use =>. I'd guess that Ruby, being heavily inspired by Perl, borrowed the syntax from Perl :)
– Daniel Serodio
Aug 7 '17 at 19:19
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IE10 renders in IE7 mode. How to force Standards mode?
...g IIS it's easy to do in any language. For example, here's how to do it in PHP:
header('X-UA-Compatible: IE=edge');
As long as the X-UA-Compatible header is present with the HTML5 doctype, a site will always run in the latest standards mode.
Turning off Compatibility View
It may still be useful ...
How to read the Stock CPU Usage data
...T reperesent load average in %:
http://forum.xda-developers.com/showthread.php?t=1495763
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Alter MySQL table to add comments on columns
...re.net/2010/04/15/add-comments-to-column-mysql/
http://bugs.mysql.com/bug.php?id=64439
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File Upload in WebView
... it has an image preview feature, if you want to make it work use a simple php upload without preview.
Update:
Please find the solution for lollipop devices here and thanks for gauntface
Update 2:
Complete solution for all android devices till oreo here and this is more advanced version, you sh...
What are sessions? How do they work?
... session hijacking is certainly a problem: check this out! owasp.org/index.php/Session_hijacking_attack
– BKSpurgeon
Apr 15 '17 at 18:39
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