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Creating an API for mobile applications - Authentication and Authorization
...n part of this in my projects is:
before login the user requests a login_token from the server. These are generated and stored on the server on request, and probably have a limited lifetime.
to login the application calculates the hash of the users password, then hashes the password with the login...
iPhone SDK: what is the difference between loadView and viewDidLoad?
...re-Interface-Builder examples, is more like this:
UIView *view = [[UIView alloc] init...];
...
[view addSubview:whatever];
[view addSubview:whatever2];
...
self.view = view;
[view release];
And I don't blame you for not using IB. I've stuck with this method for all of Instapaper and find myself m...
Does delete on a pointer to a subclass call the base class destructor?
I have an class A which uses a heap memory allocation for one of its fields. Class A is instantiated and stored as a pointer field in another class ( class B .
...
What special characters must be escaped in regular expressions?
...our head spin, grab a copy of RegexBuddy. On the Create tab, click Insert Token, and then Literal. RegexBuddy will add escapes as needed.
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What should my Objective-C singleton look like? [closed]
...)
{
initialized = YES;
sharedSingleton = [[MySingleton alloc] init];
}
}
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edited Sep 27 '11 at 2:14
js...
How to parse freeform street/postal address out of text, and into components
...te parser for different countries)
- No country code expected.
- if last token is a number it is probably a postal code
-- 5 digit number means more likely
- if last token is a hyphenated string it might be a postal code
-- if both sides are numeric, and in form #####-#### it is more likely
- ...
What is the difference between char s[] and char *s?
...puts the literal string in read-only memory and copies the string to newly allocated memory on the stack. Thus making
s[0] = 'J';
legal.
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Why do people say that Ruby is slow? [closed]
...itude ahead of Ruby, Python, PHP etc. in the more algorithmic, less memory-allocation-intensive benchmarks above)
Ruby method calls are slow (although, because of duck typing, they are arguably faster than in strongly typed interpreted languages)
Ruby (with the exception of JRuby) does not support t...
Proper stack and heap usage in C++?
... It's lifespan: any local variable inside a function (anything you do not malloc() or new) lives on the stack. It goes away when you return from the function. If you want something to live longer than the function that declared it, you must allocate it on the heap.
class Thingy;
Thingy* foo( )
{
...
What is the difference between native code, machine code and assembly code?
...erence is that managed code “manages” the resources (mostly the memory allocation) for you by employing garbage collection and by keeping references to objects opaque. Unmanaged code is the kind of code that requires you to manually allocate and de-allocate memory, sometimes causing memory leaks...