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How to raise a ValueError?
... ValueError instead of raise ValueError()?
– Tomasz Gandor
Sep 20 '19 at 15:14
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How can I comment a single line in XML?
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No, there is no way to comment a line in XML and have the comment end automatically on a linebreak.
XML has only one definition for a comment:
'<!--' ((Char - '-') | ('-' (Char - '-')))* '-->'
XML forbids -- in comments to maintain compatibility with SGML.
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What is the http-header “X-XSS-Protection”?
...ith HTTP for fun in telnet now (i.e. just typing in telnet google.com 80 and putting in random GETs and POSTs with different headers and the like) but I've come across something that google.com transmits in it's headers that I don't know.
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What is the argument for printf that formats a long?
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On most platforms, long and int are the same size (32 bits). Still, it does have its own format specifier:
long n;
unsigned long un;
printf("%ld", n); // signed
printf("%lu", un); // unsigned
For 64 bits, you'd want a long long:
long long n;
uns...
How do I unbind “hover” in jQuery?
...'mouseenter mouseleave');
As of jQuery 1.7, you are also able use $.on() and $.off() for event binding, so to unbind the hover event, you would use the simpler and tidier:
$('#myElement').off('hover');
The pseudo-event-name "hover" is used as a shorthand for "mouseenter mouseleave" but was hand...
How to view/delete local storage in Firefox?
... on the tiny bug icon in the lower right)
Go to the DOM tab
Scroll down to and expand localStorage
Right-click the item you wish to delete and press Delete Property
Developer Console Method
You can enter these commands into the console:
localStorage; // click arrow to view object's properties
lo...
Difference between console.log() and console.debug()?
...nsole.debug" just brings up a bunch of pages that have the words "console" and "debug" on them.
6 Answers
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Java; String replace (using regular expressions)?
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Couple problems: \^ needs to be \\^ and $ needs to be \$.
– cdmckay
Mar 10 '09 at 21:00
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Best dynamic JavaScript/JQuery Grid [closed]
I'm working with JavaScript, JQuery and HTML. UI Of my project is completely dynamic. I am looking for a dynamic JavaScript/JQuery Grid which supports following features.
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Regex using javascript to return just numbers
...mberPattern )
This would return an Array with two elements inside, '102' and '1948948'. Operate as you wish. If it doesn't match any it will return null.
To concatenate them:
'something102asdfkj1948948'.match( numberPattern ).join('')
Assuming you're not dealing with complex decimals, this sho...