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Create a CSS rule / class with jQuery at runtime
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21 Answers
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How can I add a key/value pair to a JavaScript object?
...There are two ways to add new properties to an object:
var obj = {
key1: value1,
key2: value2
};
Using dot notation:
obj.key3 = "value3";
Using square bracket notation:
obj["key3"] = "value3";
The first form is used when you know the name of the property. The second form is used whe...
Why is a pure virtual function initialized by 0?
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11 Answers
11
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PHP Pass variable to next page
...than cookies. More secure, but not completely secure.
Session:
//On page 1
$_SESSION['varname'] = $var_value;
//On page 2
$var_value = $_SESSION['varname'];
Remember to run the session_start(); statement on both these pages before you try to access the $_SESSION array, and also before any outpu...
Why would $_FILES be empty when uploading files to PHP?
...have WampServer 2 installed on my Windows 7 computer. I'm using Apache 2.2.11 and PHP 5.2.11. When I attempt to upload any file from a form, it seems to upload, but in PHP, the $_FILES array is empty. There is no file in the c:\wamp\tmp folder. I have configured php.ini to allow file uploads a...
Why can't radio buttons be “readonly”?
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13 Answers
13
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Maximum length of the textual representation of an IPv6 address?
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631
45 characters.
You might expect an address to be
0000:0000:0000:0000:0000:0000:0000:0000
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Using SSH keys inside docker container
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154
It's a harder problem if you need to use SSH at build time. For example if you're using git cl...
How to print pandas DataFrame without index
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edited Sep 18 '15 at 23:39
Walery Strauch
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