大约有 40,000 项符合查询结果（耗时：0.0446秒） [XML]
How do I get the function name inside a function in PHP?
...
FUNCTION works for non-class functions as well. Tried on PHP 7.0.8.
– mvsagar
Jul 21 '17 at 13:58
Th...
Best way to use PHP to encrypt and decrypt passwords? [duplicate]
...ing. You should not rely on unauthenticated encryption for security, especially since the code as provided is vulnerable to padding oracle attacks.
See also:
https://stackoverflow.com/a/30189841/2224584
https://stackoverflow.com/a/30166085/2224584
https://stackoverflow.com/a/30159120/2224584
Al...
HTML input - name vs. id [duplicate]
...tup:
<input id="message_id" name="message_name" type="text" />
in order to get the value with PHP when posting your form, it will use the name-attribute, like this:
$_POST["message_name"];
The id is used for styling, as said before, for when you want to use specific css.
#message_id
{
...
How to convert an array into an object using stdClass() [duplicate]
..., 'varsta' => 25)
);
If you want to see is this stdClass object just call this
print_r($clasa);
If you want to convert an array to object code will be
$arr = array('a'=>'apple','b'=>'ball');
$arr = (object) $arr;
You don't need to use stdClass. It will automatically converted to st...
How do I uniquely identify computers visiting my web site?
...bStorage API (MDN) and browser cookies (RFC, Google Analytics).
Legal
In order to utilize tracking ids you need to add them to both your privacy policy and your terms of use preferably under the sub-heading Tracking. We will use the following keys on both document.cookie and window.localStorage:
...
MySQL vs MongoDB 1000 reads
...very excited about MongoDb and have been testing it lately. I had a table called posts in MySQL with about 20 million records indexed only on a field called 'id'.
...
How to use PHP OPCache?
...e is compiled by default on PHP5.5+. However it is disabled by default. In order to start using OpCache in PHP5.5+ you will first have to enable it. To do this you would have to do the following.
Add the following line to your php.ini:
zend_extension=/full/path/to/opcache.so (nix)
zend_extension=C...
PHP Function with Optional Parameters
...wered Oct 20 '10 at 14:32
Matt BallMatt Ball
323k8585 gold badges599599 silver badges672672 bronze badges
...
Two-way encryption: I need to store passwords that can be retrieved
...
Personally, I would use mcrypt like others posted. But there is much more to note...
How do I encrypt and decrypt a password in PHP?
See below for a strong class that takes care of everything for you:
What is the safest algorit...
Storing Data in MySQL as JSON
...er rules that MySQL follows when comparing JSON values, see Comparison and Ordering of JSON Values.
MySQL 5.7.8 also introduces a number of functions for working with JSON values. These functions include those listed here:
Functions that create JSON values: JSON_ARRAY(), JSON_MERGE(), a...