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Escaping HTML strings with jQuery
...g and have it properly escaped for display in an HTML page (preventing JavaScript/HTML injection attacks). I'm sure it's possible to extend jQuery to do this, but I don't know enough about the framework at the moment to accomplish this.
...
Create subdomains on the fly with .htaccess (PHP)
...Host>
3. Work out which subdomain you are on in PHP
Then in your PHP scripts you can find out the domain by looking in the $_SERVER super global variable. Here is an example of grabbing the subdomain in PHP:
preg_match('/([^.]+)\.example\.org/', $_SERVER['SERVER_NAME'], $matches);
if(isset($m...
How to read from a file or STDIN in Bash?
The following Perl script ( my.pl ) can read from either the file on the command line args or from STDIN:
15 Answers
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Changing the image source using jQuery
...nload each time by each user just for a simple trick - but also native JavaScript(!):
<img src="img1_on.jpg"
onclick="this.src=this.src.match(/_on/)?'img1_off.jpg':'img1_on.jpg';">
<img src="img2_on.jpg"
onclick="this.src=this.src.match(/_on/)?'img2_off.jpg':'img2_on.jpg';">
...
How can I alter a primary key constraint using SQL syntax?
...traint. Instead of editing it through SQL Server, I want to put this in a script to add it as part of our update scripts.
...
Are PHP functions case sensitive?
...ying output, all will show the same result.
<?php
Echo "This is a test script";
ECHO "This is a test script";
echo "This is a test script";
?>
On the other hand, if you will change the case sensitivity of variables then it will show the error.
Example:
<?php
$a=5;
echo $A;// It will sh...
JavaScript listener, “keypress” doesn't detect backspace?
...
break;
default:
break;
}
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.min.js"></script>
<input class="inputTxt" type="text" />
<div id="log"></div>
...
What is the purpose of Flask's context stacks?
...tension object
db.init_app(app)
Then they use the app and db values in a script that should be run from the shell. For example, a "setup_tables.py" script...
from myapp import app, db
# Set up models
db.create_all()
In this case, the Flask-SQLAlchemy extension knows about the app application, ...
How to obtain the number of CPUs/cores in Linux from the command line?
I have this script, but I do not know how to get the last element in the printout:
27 Answers
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jQuery Selector: Id Ends With?
...alue = "kk";
$(function() {
$("[id$='txtTitle']").val("zz");
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<input id="ctl_blabla_txtTitle" type="text" />
...