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AES vs Blowfish for file encryption
... predecessor to Twofish. Twofish was Bruce Schneier's entry into the competition that produced AES. It was judged as inferior to an entry named Rijndael, which was what became AES.
Interesting aside: at one point in the competition, all the entrants were asked to give their opinion of how the ciph...
Replacing a 32-bit loop counter with 64-bit introduces crazy performance deviations with _mm_popcnt_
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Culprit: False Data Dependency (and the compiler isn't even aware of it)
On Sandy/Ivy Bridge and Haswell processors, the instruction:
popcnt src, dest
appears to have a false dependency on the destination register dest. Even ...
How to enable local network users to access my WAMP sites?
...s from the PC running the server i.e. localhost or 127.0.0.1 or ::1
But as it is a full version of Apache all you need is a little knowledge of the server you are using.
The simple ( hammer to crack a nut ) way is to use the 'Put Online' wampmanager menu option.
left click wampmanager icon -> Put...
Deleting Objects in JavaScript
I'm a bit confused with JavaScript's delete operator. Take the following piece of code:
11 Answers
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When can I use a forward declaration?
I am looking for the definition of when I am allowed to do forward declaration of a class in another class's header file:
1...
How to clone ArrayList and also clone its contents?
How can I clone an ArrayList and also clone its items in Java?
21 Answers
21
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How do I update an entity using spring-data-jpa?
Well the question pretty much says everything. Using JPARepository how do I update an entity?
9 Answers
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What is “assert” in JavaScript?
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There is no assert in JavaScript (yet; there's talk of adding one, but it's at an early stage). Perhaps you're using some library that provides one. The usual meaning is to throw an error if the expression passed into the function is false; this is part of the general concept of assertion checki...
Centering a view in its superview using Visual Format Language
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Currently, no, it doesn't look like it is possible to center a view in the superview using only VFL. It is, however, not that difficult to do it using a single VFL string and a single extra constraint (per axis):
VFL: "|-(>=20)-[view]-(...
What is “entropy and information gain”?
I am reading this book ( NLTK ) and it is confusing. Entropy is defined as :
7 Answers
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