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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...
Java Interfaces/Implementation naming convention [duplicate]
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Name your Interface what it is. Truck. Not ITruck because it isn't an ITruck it is a Truck.
An Interface in Java is a Type. Then you have DumpTruck, TransferTruck, WreckerTruck, CementTruck, etc that implement Truck.
When you are using the Interf...
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
W...
Parameterize an SQL IN clause
How do I parameterize a query containing an IN clause with a variable number of arguments, like this one?
40 Answers
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Why aren't pointers initialized with NULL by default?
Can someone please explain why pointers aren't initialized to NULL ?
Example:
15 Answers
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What is a CSRF token ? What is its importance and how does it work?
I am writing an application (Django, it so happens) and I just want an idea of what actually a "CSRF token" is and how it protects the data. Is the post data not safe if you do not use CSRF tokens?
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How to navigate through a vector using iterators? (C++)
...ngs instead of the [] operator or the "at" method. From what I understand, iterators can be used to navigate through containers, but I've never used iterators before, and what I'm reading is confusing.
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Performance of static methods vs instance methods
...ce characteristics of static methods vs instance methods and their scalability. Assume for this scenario that all class definitions are in a single assembly and that multiple discrete pointer types are required.
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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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