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Given final block not properly padded
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If you try to decrypt PKCS5-padded data with the wrong key, and then unpad it (which is done by the Cipher class automatically), you most likely will get the BadPaddingException (with probably of slightly less than 255/256, around 99.61%), because the padding has a special structure w...
Where can I find my Azure account name and account key?
I am starting with Windows Azure. I have an Azure account with Microsoft and would like to use it from my Visual Studio project
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How to write a Ruby switch statement (case…when) with regex and backreferences?
...l even though it has a dollar sign in front of it.
– Andrew Grimm
Dec 8 '11 at 3:49
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How to resolve “must be an instance of string, string given” prior to PHP 7?
...Prior to PHP 7 type hinting can only be used to force the types of objects and arrays. Scalar types are not type-hintable. In this case an object of the class string is expected, but you're giving it a (scalar) string. The error message may be funny, but it's not supposed to work to begin with. Give...
What is the id( ) function used for?
I read the Python 2 docs and noticed the id() function:
13 Answers
13
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Why are mutable structs “evil”?
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So if you change a copy you are changing only that copy, not the original and not any other copies which might be around.
If your struct is immutable then all automatic copies resulting from being passed by value will be the same.
If you want to change it you have to consciously do it by creating...
CPU Privilege Rings: Why rings 1 and 2 aren't used?
...the modern protection model) only has a concept of privileged (ring 0,1,2) and unprivileged, the benefit to rings 1 and 2 were diminished greatly.
The intent by Intel in having rings 1 and 2 is for the OS to put device drivers at that level, so they are privileged, but somewhat separated from the r...
UITableView - scroll to the top
...d:YES];
Or
[mainTableView setContentOffset:CGPointZero animated:YES];
And in Swift:
mainTableView.setContentOffset(CGPointZero, animated:true)
And in Swift 3 & above:
mainTableView.setContentOffset(.zero, animated: true)
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What does in XML mean?
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CDATA stands for Character Data and it means that the data in between these strings includes data that could be interpreted as XML markup, but should not be.
The key differences between CDATA and comments are:
As Richard points ou...
Import file size limit in PHPMyAdmin
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Hehe - I checked php.ini in use via and I restarted the server. I changed the settings via Zend Server - checked the phpinfo again, and the changes are there - but no effect on the phpMyAdmin form - when trying to import data/structure with a SQL file, I'm stil...