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How to set Sqlite3 to be case insensitive when string comparing?
...the ASCII range. For
example, the expression 'a' LIKE 'A'
is TRUE but 'æ' LIKE 'Æ' is FALSE.)."
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Designing function f(f(n)) == -n
...
@a1kmm: Sorry, -2³² above should have been -2³¹. Anyway, the case where f(0)≠0 (and so f(0)=-2³¹) is actually the easier case, as we showed these two are disconnected from the rest. The other case we need to consider is that f(0)=0, but f(x)=-2³¹ for some x≠0, x...
Sanitizing strings to make them URL and filename safe?
...'dh', 'ß' => 'ss', 'Œ' => 'OE', 'œ' => 'oe', 'Æ' => 'AE', 'æ' => 'ae', 'µ' => 'u'));
$clean_name = preg_replace(array('/\s/', '/\.[\.]+/', '/[^\w_\.\-]/'), array('_', '.', ''), $clean_name);
This assumes that you want a dot in the filename.
if you want it transferred to lo...
Regular expression for first and last name
For website validation purposes, I need first name and last name validation.
23 Answers
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How to add a button to UINavigationBar?
....normal)
self.navigationItem.leftBarButtonItem = cancelBarButton
func cancelPressed(_ sender: UIBarButtonItem ) {
self.dismiss(animated: true, completion: nil)
}
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What are the default access modifiers in C#?
... | none (always implicitly public)
enum | public | All¹
interface | public | All¹
class | private | All¹
struct | private | public, internal, private²
delegate | private | All¹
constructor | private ...
How do I handle newlines in JSON?
...>'a', 'â'=>'a', 'ã'=>'a', 'ä'=>'a', 'å'=>'a',
'æ'=>'a', 'ç'=>'c', 'è'=>'e', 'é'=>'e', 'ê'=>'e', 'ë'=>'e', 'ì'=>'i', 'í'=>'i',
'î'=>'i', 'ï'=>'i', 'ð'=>'o', 'ñ'=>'n', 'ò'=>'o', 'ó'=>'o', 'ô'=>'o', '...
UTF-8: General? Bin? Unicode?
...icode_ci follows an old Unicode standard for comparisons. ij=ij, but ae != æ
utf8_unicode_520_ci follows an newer Unicode standard. ae = æ
See collation chart for details on what is equal to what in various utf8 collations.
utf8, as defined by MySQL is limited to the 1- to 3-byte utf8 codes. ...
Is there a way to get rid of accents and convert a whole string to regular letters?
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I have an objection to this solution. Imagine input "æøåá". Current flattenToAscii creates result "aa.." where dots represent \u0000. That is not good. First question is - how to represent "unnormalizable" characters? Let's say it will be ?, or we can leave NULL char there,...
Encode html entities in javascript
...t as following:
var str = "Test´†®¥¨©˙∫ø…ˆƒ∆÷∑™ƒ∆æø𣨠ƒ™en tést".toHtmlEntities();
console.log("Entities:", str);
console.log("String:", String.fromHtmlEntities(str));
Output in console:
Entities: Dit is&...