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RegEx for matching UK Postcodes
... ^^
The regex is missing a - here to indicate a range of characters. As it stands, if a postcode is in the format ANA NAA (where A represents a letter and N represents a number), and it begins with anything other than A or Z, it will fail.
That means it will match A1A 1AA...
input type=“text” vs input type=“search” in HTML5
...emented their own special handling (like type=number or type=email or type=range). There's no other option -- it's either got a special handling by the browser, or it doesn't. Right now, in most browsers, type=search doesn't, and probably won't (except MAYBE making it look like a search box in iTu...
How is malloc() implemented internally? [duplicate]
...le, the memory will be "backed" by actual physical pages when that address range is accessed, which will result in a page fault, and will eventually lead to the kernel calling into the page allocator to get a backing page.
s...
How do I wrap text in a pre tag?
...word-wrapped in the middle of a path or something.
Easier to select text range in a text area too if you want to copy to clipboard.
The following is a php excerpt so if your not in php then the way you pack the html special chars will vary.
<textarea style="font-family:monospace;" onfocus="co...
Convert a positive number to negative in C#
...e.
This approach has a single flaw. It doesn't work for all integers. The range of Int32 type is from "-231" to "231 - 1." It means there's one more "negative" number. Consequently, Math.Abs(int.MinValue) throws an OverflowException.
The correct way is to use conditional statements:
int neg = n ...
Validate phone number with JavaScript
...ate phone numbers because the phone numbering plan actually works based on range, e.g. 12300000 to 12399999 (numberingplans.com/…)
– user591593
Aug 27 '14 at 12:14
...
When to use std::begin and std::end instead of container specific versions [duplicate]
...
You shouldn't avoid ADL for no good reason. Besides, range-based for is defined in terms of begin and end looked up via ADL.
– Joe
Oct 6 '14 at 12:28
...
Use String.split() with multiple delimiters
...he hyphen in this case, because [-.] couldn't possibly be interpreted as a range.
– Alan Moore
May 13 '11 at 15:40
1
...
document.getElementById vs jQuery $()
...ms on about 15 runs)
On the other hand, the
jQuery averaged about 200ms (ranging from 181ms to 222ms on about 15 runs).
From this simple test you can see that the jQuery took about 6 times as long.
Of course, that is over 10000 iterations so in a simpler situation I would probably use the jQuery ...
Replacing a char at a given index in string? [duplicate]
...index < 0 || index >= source.Length)
throw new IndexOutOfRangeException("invalid index value");
fixed (char* ptr = source)
{
ptr[index] = value;
}
}
}
}
You may use it as extension method of String objects.
...