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What is a Proxy in Doctrine 2?
I just finished reading all the Doctrine 2 documentation, I started my own sandbox, I understood most of the principes, but there is still a question and I couldn't find any complete explanation in the doc.
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Which Java Collection should I use?
...ist is preferable. LinkedList has per-element overhead, so it is asymptotically worse in terms of memory consumption than an ArrayList. Also, if most of the access is at the end of the list, an ArrayList is preferable because it provides constant-time random element access. Accessing the nth element...
JavaScript single line 'if' statement - best syntax, this alternative? [closed]
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You could use this format, which is commonly used in PHP:
(lemon) ? document.write("foo gave me a bar") : document.write("if condition is FALSE");
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String length in bytes in JavaScript
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This string I remember testing on php is 14
– May Weather VN
Jul 18 at 10:19
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When would I use XML instead of SQL? [closed]
... would be more useful than the approach I've always used, which is storing all of my data in a (My)SQL database and then using PHP/Python/etc. to work with it on the web as needed.
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how to get last insert id after insert query in codeigniter active record
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Using the mysqli PHP driver, you can't get the insert_id after you commit.
The real solution is this:
function add_post($post_data){
$this->db->trans_begin();
$this->db->insert('posts',$post_data);
$item_id = $this->db...
jQuery, simple polling example
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setinterval would make an ajax call every 5 seconds no matter what. the way have written it (which i believe is good practice) will wait for the results THEN make another ajax request 5 seconds later. there are times i would use setinterval, but this is not...
How to 'minify' Javascript code
...=(a+1).toString()
}
var i=new Array;
return i[0]=e,i[1]=t,i
}
But are all those vars , ifs, loops & definitions necessary?
Most of the time NO !
Remove unnecessary if,loop,var
Keep a copy of your original code
Use the minifier
OPTIONAL (increases the performance & shorter code)
u...
Jump to matching XML tags in Vim
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There is a vim plugin called matchit.vim . You can find it here: http://www.vim.org/scripts/script.php?script_id=39 . It was created pretty much the exact purpose you describe.
Install that, place your cursor on the body of the tag (not the <&g...
MySQL show current connection info
... Or you could use Yousui's answer of mysql> status, which returns all of this in a single command.
– a coder
Jul 23 '14 at 20:20
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