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Why would json_encode return an empty string
I have a simple php structure with 3 nested arrays.
13 Answers
13
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How can I detect if the user is on localhost in PHP?
...y web application is on the server it resides on? If I remember correctly, PHPMyAdmin does something like this for security reasons.
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string sanitizer for filename
I'm looking for a php function that will sanitize a string and make it ready to use for a filename. Anyone know of a handy one?
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Can linux cat command be used for writing text to file?
...text file:
cat > output.txt <<EOF
some text
some lines
EOF
For PHP file:
cat > test.php <<PHP
<?php
echo "Test";
echo \$var;
?>
PHP
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appending array to FormData and send via AJAX
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You have several options:
Convert it to a JSON string, then parse it in PHP (recommended)
JS
var json_arr = JSON.stringify(arr);
PHP
$arr = json_decode($_POST['arr']);
Or use @Curios's method
Sending an array via FormData.
Not recommended: Serialize the data with, then deserialize in PHP
JS
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Single Sign On across multiple domains [closed]
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There is a master domain, login.mydomain.com with the script master_login.php that manages the logins.
Each client domain has the script client_login.php
All the domains have a shared user session database.
When the client domain requires the user to be logged in, it redirects to the master domain ...
How do I check if a directory exists? “is_dir”, “file_exists” or both?
...hink realpath() may be the best way to validate if a path exist
http://www.php.net/realpath
Here is an example function:
<?php
/**
* Checks if a folder exist and return canonicalized absolute pathname (long version)
* @param string $folder the path being checked.
* @return mixed returns the ...
Using curl to upload POST data with files
... file" \
-F "image=@/home/user1/Desktop/test.jpg" \
localhost/uploader.php
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performing HTTP requests with cURL (using PROXY)
... when I run this command: curl -x, --proxy 122.72.2.200:80 mysite.com/test.php?id=1
– user873286
Feb 27 '12 at 22:52
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.htaccess: Invalid command 'RewriteEngine', perhaps misspelled or defined by a module not included i
I have this error when trying to browse php files locally
8 Answers
8
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