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Parsing a string into a boolean value in PHP
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The reason is that all strings evaluate to true when converting them to boolean, except "0" and "" (empty string).
The following function will do exactly what you want: it behaves exactly like PHP, but will also evaluates the string "false" as false:
function isBoolean($value) ...
Convert nested Python dict to object?
I'm searching for an elegant way to get data using attribute access on a dict with some nested dicts and lists (i.e. javascript-style object syntax).
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Convert HTML to NSAttributedString in iOS
I am using a instance of UIWebView to process some text and color it correctly, it gives the result as HTML but rather than displaying it in the UIWebView I want to display it using Core Text with a NSAttributedString .
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Check whether variable is number or string in JavaScript
...of new String()) will output "Object". Worse, javascript will occasionally convert back and forth between the two representations behind the scenes for optimization purposes
– George Mauer
May 16 '11 at 20:33
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How do I query for all dates greater than a certain date in SQL Server?
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select *
from dbo.March2010 A
where A.Date >= Convert(datetime, '2010-04-01' )
In your query, 2010-4-01 is treated as a mathematical expression, so in essence it read
select *
from dbo.March2010 A
where A.Date >= 2005;
(2010 minus 4 minus 1 is 2005
Convertin...
How to convert date to timestamp in PHP?
How do I get timestamp from e.g. 22-09-2008 ?
19 Answers
19
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Building big, immutable objects without using constructors having long parameter lists
...to it's mutable interface. The separate class approach requires methods to convert back and forth. The JodaTime API uses this pattern. See DateTime and MutableDateTime.
– toolbear
Aug 12 '11 at 20:40
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Best way to convert IList or IEnumerable to Array
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I feel like reinventing the wheel...
public static T[] ConvertToArray<T>(this IEnumerable<T> enumerable)
{
if (enumerable == null)
throw new ArgumentNullException("enumerable");
return enumerable as T[] ?? enumerable.ToArray();
}
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How to validate an Email in PHP?
... issue an E_DEPRECATED
notice. See the list of differences
for help on converting to PCRE.
Note:
preg_match(), which uses a Perl-compatible regular expression
syntax, is often a faster alternative
to ereg().
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How to calculate the number of days between two dates? [duplicate]
... in milliseconds
const differenceMs = Math.abs(date1 - date2);
// Convert back to days and return
return Math.round(differenceMs / ONE_DAY);
}
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