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How to draw a custom UIView that is just a circle - iPhone app
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FYI, in order for your view to be a circle using QuartCore, your corner radius needs to be half your frame height/width. This is the easiest way of making a circle, but is not necessarily the most efficient. If performance is vital, ...
Convert NSData to String?
...our binary data into base 64 (http://tomeko.net/online_tools/hex_to_base64.php?lang=en) and compare it to the private key in your cert file after using the following command and checking the output of mypkey.pem:
openssl pkcs12 -in myCert.p12 -nocerts -nodes -out mypkey.pem
I referenced your ques...
MySQL “NOT IN” query
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CSS3 transition events
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Random record in ActiveRecord
...d = Model.first(:offset => offset)
To be honest, I've just been using ORDER BY RAND() or RANDOM() (depending on the database). It's not a performance issue if you don't have a performance issue.
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gcc warning" 'will be initialized after'
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Make sure the members appear in the initializer list in the same order as they appear in the class
Class C {
int a;
int b;
C():b(1),a(2){} //warning, should be C():a(2),b(1)
}
or you can turn -Wno-reorder
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How do you convert a time.struct_time object into a datetime object?
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Best practice: ordering of public/protected/private within the class definition?
...he ground up and want it to be clean / have good coding standards. In what order do the seasoned developers on here like to lay things out within a class?
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Encrypt Password in Configuration Files? [closed]
... Never use it for that. These days, Argon2 is best. See owasp.org/index.php/Password_Storage_Cheat_Sheet and paragonie.com/blog/2016/02/how-safely-store-password-in-2016
– Kimball Robinson
Jul 22 '16 at 18:52
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Is there a built-in method to compare collections?
... The problem is that SequenceEqual expects the elements to be in the same order. The Dictionary class does not guarantee the order of keys or values when enumerating, so if you're going to use SequenceEqual, you have to sort the .Keys and .Values first!
– Orion Edwards
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