What is done here is to list all of the Python symbols and keywords, which are all worth mastering. Key word? and? del? from? not? while? As? elif? Global? or? With? assert? Else? if? Pass? yield? Break? except? Import? Print? class? exec?
Determine xp_cmdshell performance
Discovery Web Virtual Directory
Upload asp,php,jsp Trojan;
Get administrator privileges;
PHP Whole station Anti-injection program, need to require_once the document in the public fileJudge the state of
For security, we use the following function to filter some of the illegal characters passed over:
PHP Anti-injection function
The code is as follows
Copy Code
Illegal characters to filter$ArrFiltrate =array ("'", ";",
Get the date in the form back to the table through the JSON pass, encountered Date.parse (str) function in FF under the error, there are similar cases of friends can refer to this article Recently encountered a problem, is to get the date in the
/** the following JS can be placed with a. js file **/This conversion code is posted from the network, after I modified hereby explainvar default_isft = 0; Default whether traditional, 0-simplified, 1-Traditionalvar stranit_delay = 50; Translation
1, the basic principles of data filtering of PHP submission
1 Submit variables into the database, we must use Addslashes () to filter, like our injection problem, a addslashes () is done. In fact, when it comes to variable values, the Intval ()
First, define a basic function as an example:1 def Print (msg): 2 Print (msg)The function name is print, the parameter has one, for MSG, the function body calls the print system function, Output MSG.The next step is the variable parameter, which
method One:Personally think the best way. Using regular expressions, this is the core principle.Second, this method uses the prototype properties of JavaScriptIn fact, you do not use this property can be implemented using the function. But this is
Well, then I have a few questions, no regular, see how I solve.
1. Clears all tags in html, leaving only hyperlinks.
I use Strip_tags.
Strip_tags ($data, $tags)
$data is a string, $tags is a reserved label.
Strip_tags ($data, ' '). Finished? Yes,
But it's not easy to be a master of PHP programming. Not as many people imagine, as long as you can quickly write a few simple code to solve a complex problem is the Master of PHP programming, the real PHP master will need to consider more other
Example 1
Remove Header Space
The code is as follows
Copy Code
function LTrim (str) {//Remove the header space of the stringvar i;For (I=0;i if (Str.charat (i)!= "" &&str.charat (i)!= "") a break;}str = str.substring (i,
PHP is an efficient network programming language, because it has the advantages of flexible writing, fast running and so on, quickly become the preferred language of web programmers. A recent authoritative survey showed that 31.6% of websites now
PHP is an efficient network programming language, because it has the advantages of flexible writing, fast running and so on, quickly become the preferred language of web programmers. A recent authoritative survey showed that 31.6% of websites now
Author: Ma Jian
Email: stronghorse@tom.com
Home: Http://stronghorse.yeah.net
Version: 1.01
Initial release Date: 2005.08.29
Date Last updated: 2005.09.28
DirectoryFirst, the prefaceIi. general steps for obtaining files from e-book or Web pagesThird,
Copy Code code as follows:
Class mysql{
Function Connect ($dbhost, $dbuser, $DBPW, $dbname = ', $dbcharset = ') {
if (! @mysql_connect ($dbhost, $dbuser, $DBPW)) {
$this->show (' Can not connect to MySQL server ');
}
if ($dbname) {
$this->
a special method of preface
When the Python interpreter encounters a particular syntax, it uses a special method to activate some basicLike operations, the names of these special methods begin with two underscores, ending with two underscores (for
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