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Difference between Hashing a Password and Encrypting it
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Hashing is a one way function (well, a mapping). It's irreversible, you apply the secure hash algorithm and you cannot get the original string back. The most you can do is to generate what's called "a collision", that is, finding a different string that provides the same ha...
Is the pImpl idiom really used in practice?
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So, I am wondering it this technique is really used in practice? Should I use it everywhere, or with caution?
Of course it is used. I use it in my project, in almost every class.
Reasons for using the PIMPL idiom:
Binary compatibility
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How can I reload .emacs after changing it?
How can I get Emacs to reload all my definitions that I have updated in .emacs without restarting Emacs?
18 Answers
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What is the purpose of backbone.js?
I tried to understand the utility of backbone.js from its site http://documentcloud.github.com/backbone , but I still couldn't figure out much.
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How do I daemonize an arbitrary script in unix?
I'd like a daemonizer that can turn an arbitrary, generic script or command into a daemon .
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Given a view, how do I get its viewController?
I have a pointer to a UIView . How do I access its UIViewController ? [self superview] is another UIView , but not the UIViewController , right?
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Re-doing a reverted merge in Git
I have run into a bit of a problem here: I had a problem-specific branch 28s in Git, that I merged in the general develop branch. Turns out I had done it too fast, so I used git-revert to undo the merge. Now, however, the time has come to merge 28s into develop , but git-merge command sees th...
JavaScript frameworks to build single page applications [closed]
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Ember
Looked at Ember early on and had similar thoughts as you about it - I really liked it but it felt like it was still too early to use... about half the tutorials I read didn't work with the current version because something had recently changed in how templating works.
Backbone
Backbone ...
Why aren't pointers initialized with NULL by default?
Can someone please explain why pointers aren't initialized to NULL ?
Example:
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Is it better in C++ to pass by value or pass by constant reference?
Is it better in C++ to pass by value or pass by constant reference?
10 Answers
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