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Is “double hashing” a password less secure than just hashing it once?

...o compute a hash for each password and see if it matches the stored hash. All passwords are not equally likely. Attackers might exhaustively search all short passwords, but they know that their chances for brute-force success drop sharply with each additional character. Instead, they use an ordered...
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Download attachments using Java Mail

Now that I`ve downloaded all the messages, and store them to 4 Answers 4 ...
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How do I put two increment statements in a C++ 'for' loop?

...us: for(int i = 0; i != 5; ++i,++j) do_something(i,j); But is it really a comma operator? Now having wrote that, a commenter suggested it was actually some special syntactic sugar in the for statement, and not a comma operator at all. I checked that in GCC as follows: int i=0; int a=5; int...
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Android: How to bind spinner to custom object list?

...ass) label.setText(values[position].getName()); // And finally return your dynamic (or custom) view for each spinner item return label; } // And here is when the "chooser" is popped up // Normally is the same view, but you can customize it if you want @Overr...
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Dynamic variable names in Bash

...Fgilrtux] [-p] [name[=value] ...]. You might double-check that you are actually running 4.x and not 3.2. – chepner Dec 2 '13 at 16:08 5 ...
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Explicitly set Id with Doctrine when using “AUTO” strategy

... New solution works fine only when ALL entities have id before insert. When one entity has ID and another one does not - new solution is failing. I use this function for import all my data: function createEntity(\Doctrine\ORM\EntityManager $em, $entity, $id ...
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“Could not find any information for class named ViewController”

... What solved this issue for me was actually deleting the class from the project. Steps: In the project file explorer (left panel) find the class and right click -> Delete Remove reference (do not move to trash as you will lose the class for good) Right click...
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Should you declare methods using overloads or optional parameters in C# 4.0?

...hat is going to be the recommended way to declare methods that do not need all parameters specified? 13 Answers ...
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How to use SVN, Branch? Tag? Trunk?

...ches: 1 for the main development, 1 for the as-yet-unfinished effort to parallelise the program, and 1 for the effort to revise it to use XML input and output files; -- we scarcely use tags, though we think we ought to use them to identify releases to production; Think of development proceeding al...
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What is the C++ function to raise a number to a power?

... long double version it should take, and you would get an ambiguity error. All three would need a conversion from int to floating point, and all three are equally costly! Therefore, be sure to have the first argument typed so it matches one of those three perfectly. I usually use double pow(2.0, ...