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SQL order string as number
...h forces a conversion to number
select col from yourtable
order by col + 0
BTW MySQL converts strings from left to right. Examples:
string value | integer value after conversion
--------------+--------------------------------
'1' | 1
'ABC' | 0 /* the string does not cont...
Immediate function invocation syntax
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answered Jun 2 '09 at 13:11
cgpcgp
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Why is parenthesis in print voluntary in Python 2.7?
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In Python 2.x print is actually a special statement and not a function*.
This is also why it c...
TypeScript: casting HTMLElement
...var script = <HTMLScriptElement>document.getElementsByName("script")[0];
However, unfortunately you cannot do:
var script = (<HTMLScriptElement[]>document.getElementsByName(id))[0];
You get the error
Cannot convert 'NodeList' to 'HTMLScriptElement[]'
But you can do :
(<HTMLS...
Is there a way to define a min and max value for EditText in Android?
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answered Jan 8 '13 at 10:18
Pratik SharmaPratik Sharma
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Use a URL to link to a Google map with a marker on it
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In May 2017 Google launched the official Google Maps URLs documentation. The Google Maps URLs introduces universal cross-platform syntax that you can use in your applications.
Have a look at the following document:
https://develope...
Create a custom View by inflating a layout?
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answered Dec 1 '10 at 20:48
chubbsondubschubbsondubs
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Determining whether jQuery has not found any element
...t').length is what you're looking for. (If it finds nothing, this will === 0.) So your conditional statement should probably be:
if($('#id').length) { /* code if found */ } else { /* code if not found */ }
You're getting an object returned from that alert because jQuery (almost) always returns the...
Suppress/ print without b' prefix for bytes in Python 3
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sdaausdaau
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string sanitizer for filename
... you are happy to be used? For example, you could allow just good ol' a-z, 0-9, _, and a single instance of a period (.). That's obviously more limiting than most filesystems, but should keep you safe.
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