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What is the difference between the hidden attribute (HTML5) and the display:none rule (CSS)?
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edited Jul 15 '11 at 16:30
answered Jul 15 '11 at 14:17
ne...
What makes Lisp macros so special?
...le syntax for a common case. The line
divisibleByTwo = [x for x in range(10) if x % 2 == 0]
yields a list containing all even numbers between 0 and 9. Back in the Python 1.5 days there was no such syntax; you'd use something more like this:
divisibleByTwo = []
for x in range( 10 ):
if x % 2 ...
Recreating a Dictionary from an IEnumerable
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330
If you're using .NET 3.5 or .NET 4, it's easy to create the dictionary using LINQ:
Dictionary&l...
Converting a string to a date in JavaScript
...omputations as UTC.
To parse a date as UTC, append a Z - e.g.: new Date('2011-04-11T10:20:30Z').
To display a date in UTC, use .toUTCString(),
to display a date in user's local time, use .toString().
More info on MDN | Date and this answer.
For old Internet Explorer compatibility (IE versions le...
Find all elements on a page whose element ID contains a certain text using jQuery
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203
$('*[id*=mytext]:visible').each(function() {
$(this).doStuff();
});
Note the asterisk '*'...
How does type Dynamic work and how to use it?
...ccessors: foo.bar
updateDynamic - allows to write field updates: foo.bar = 0
applyDynamic - allows to call methods with arguments: foo.bar(0)
applyDynamicNamed - allows to call methods with named arguments: foo.bar(f = 0)
To use one of these methods it is enough to write a class that extends Dynam...
.htaccess mod_rewrite - how to exclude directory from rewrite rule
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answered Dec 4 '09 at 17:51
GumboGumbo
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Using R to list all files with a specified extension
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205
files <- list.files(pattern = "\\.dbf$")
$ at the end means that this is end of string. "d...
Difference between Select and ConvertAll in C#
...plemented only by List<T>. The ConvertAll method exists since .NET 2.0 whereas LINQ was introduced with 3.5.
You should favor Select over ConvertAll as it works for any kind of list, but they do the same basically.
sh...
Access mysql remote database from command line
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303
To directly login to a remote mysql console, use the below command:
mysql -u {username} -p'{pa...