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How to create a GUID/UUID using iOS
...ns the Unique ID of your iPhone.
EDIT: -[UIDevice uniqueIdentifier] is now deprecated and apps are being rejected from the App Store for using it. The method below is now the preferred approach.
If you need to create several UUID, just use this method (with ARC):
+ (NSString *)GetUUID
{
CFU...
What exactly does Perl's “bless” do?
...h a class.
package MyClass;
my $object = { };
bless $object, "MyClass";
Now when you invoke a method on $object, Perl know which package to search for the method.
If the second argument is omitted, as in your example, the current package/class is used.
For the sake of clarity, your example migh...
Age from birthdate in python
...etime
import dateutil
def birthday(date):
# Get the current date
now = datetime.datetime.utcnow()
now = now.date()
# Get the difference between the current date and the birthday
age = dateutil.relativedelta.relativedelta(now, date)
age = age.years
return age
...
Git clone particular version of remote repository
...bout a month ago. The remote repository has undergone many changes and has now become unstable. Now I need another copy of the repository, version identical to the one I cloned a month ago.
...
Mathematical functions in Swift
...
@noilly: kinda late now, you have to set the file type to iOS in the Playground's file properties (Cmd-Opt-0), or import UIKit instead, per above comment
– Chris Conover
Sep 29 '14 at 21:35
...
Re-sign IPA (iPhone)
...is built into the binary, so you can only resign using the same app ID. I know I was not able to resign with a different app ID.
– Michael Baltaks
Dec 5 '11 at 21:12
...
Check if a string contains a string in C++
...proach" << std::endl;
start = high_resolution_clock::now();
for(size_t i=0; i<haystacksCount; ++i)
{
if(haystacks[i].find(needle) != std::string::npos)
{
sink = !s...
Can git automatically switch between spaces and tabs?
... .git/info/attributes which contains:
*.py filter=tabspace
Linux/Unix
Now run the commands:
git config --global filter.tabspace.smudge 'unexpand --tabs=4 --first-only'
git config --global filter.tabspace.clean 'expand --tabs=4 --initial'
OS X
First install coreutils with brew:
brew install...
Role-based access control (RBAC) vs. Claims-based access control (CBAC) in ASP.NET MVC
...Marketing")]
public ActionResult CreateCustomer()
{
return View();
}
Now, you realized that, some of the marketing people must not be able to create Customer, but it is not possible to assign a different role for those people who are in Marketing. So, you are forced to allow all marketing peop...
What's the difference between Unicode and UTF-8? [duplicate]
... 2, 3, 4 like this:
00000001 00000010 00000011 00000100
Our data is now translated into binary and can now be saved to
disk.
All together now
Say an application reads the following from the disk:
1101000 1100101 1101100 1101100 1101111
The app knows this data represent a Un...