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How to convert CFStringRef to NSString?
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NSString and CFStringRef are "Toll free bridged", meaning that you can simply typecast between them.
For example:
CFStringRef aCFString = (CFStringRef)aNSString;
works perfectly and transparently. Likewise:
NSString *aNSString = (NSString *)aCFString;
The previous syn...
Using JQuery to check if no radio button in a group has been checked
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if (!$("input[name='html_elements']:checked").val()) {
alert('Nothing is checked!');
}
else {
alert('One of the radio buttons is checked!');
}
share
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best way to get the key of a key/value javascript object
...uced Object.keys. This is only supported by newer browsers but the MDC documentation provides an alternative implementation (which also uses for...in btw):
if(!Object.keys) Object.keys = function(o){
if (o !== Object(o))
throw new TypeError('Object.keys called on non-object');
v...
How do I store data in local storage using Angularjs?
Currently I am using a service to perform an action, namely
retrieve data from the server and then store the data on the server itself.
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How to replace part of string by position?
... edited Mar 20 '16 at 2:53
James Ko
22.8k1818 gold badges7979 silver badges183183 bronze badges
answered Feb 16 '11 at 11:06
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Remove last character from string. Swift language
...move last character from String variable using Swift? Can't find it in documentation.
22 Answers
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How to specify HTTP error code?
...ant to send more down the wire, just chain: res.status(400).json({ error: 'message' })
– TyMayn
Sep 23 '14 at 4:15
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Stripping out non-numeric characters in string
Hey Im looking to strip out non-numeric characters in a string in ASP.NET C#
11 Answers
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Package structure for a Java project?
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I also recommend using Maven's layout if you have a choice. It's a well-thought out structure that has been battle-tested, and is familiar to many developers.
– Dov Wasserman
Oct 17 '08 at 4:46
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Different ways of clearing lists
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Clearing a list in place will affect all other references of the same list.
For example, this method doesn't affect other references:
>>> a = [1, 2, 3]
>>> b = a
>>> a = []
>>> print(a)
[]
>>> print(b)
[1, 2, 3]
But this one does:
>>>...