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“Notice: Undefined variable”, “Notice: Undefined index”, and “Notice: Undefined offset” using PHP
I'm running a PHP script and continue to receive errors like:
28 Answers
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Embed YouTube video - Refused to display in a frame because it set 'X-Frame-Options' to 'SAMEORIGIN'
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The YouTube URL in src must have and use the embed endpoint instead of watch, so for instance let’s say you want to embed this YouTube video: https://www.youtube.com/watch?v=P6N9782MzFQ (browser's URL).
You should use the embed endpoint, so the URL now sh...
HTML if image is not found
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onerror is a good thing for you :)
Just change the image file name and try yourself.
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How to check 'undefined' value in jQuery
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JQuery library was developed specifically to simplify and to unify certain JavaScript functionality.
However if you need to check a variable against undefined value, there is no need to invent any special method, since JavaScript has a typeof operator, which is simple, fast and...
jQuery if checkbox is checked
... these comments should be added directly to the question asked by Clinton, and suggesting that the absolute fastest recommendation would be to add an ID
– Tom Stickel
Sep 15 '15 at 23:01
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Downloading all maven dependencies to a directory NOT in repository?
...gainst the wall on it for far too long I've decided to stop hurting myself and just use Ant. I'd like to just have maven download the jar and all of its transitive dependencies into a directory of my choosing so I can just check them into my SCM as I normally enjoy and be a blissful developer once ...
What exactly is OAuth (Open Authorization)?
...e list of your friends).
If you read it stated as plainly, I would understand your confusion. So let's go with a concrete example: joining yet another social network!
Say you have an existing GMail account. You decide to join LinkedIn. Adding all of your many, many friends manually is tiresome and...
Get characters after last / in url
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Thanks. Simple and practicle!!
– Rodrigo Zuluaga
Jul 14 at 17:34
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windbg 备忘 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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sx, sxd, sxe, sxi, sxn, sxr, sx- (Set Exceptions)
The sx* commands control the action that the debugger takes when an exception occurs in the application that is being debugged, or when certain events occur.
--引http://www.vcfans.com/2010/04/windbg-study-notes-order.html
Win...
PHP Foreach Pass by Reference: Last Element Duplicating? (Bug?)
...in the second loop, which does not call by reference, replaces that value, and thus $arr[2], with the new value.
So loop 1, the value and $arr[2] become $arr[0], which is 'foo'.
Loop 2, the value and $arr[2] become $arr[1], which is 'bar'.
Loop 3, the value and $arr[2] become $arr[2], which is 'bar'...