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Do I need to store the salt with bcrypt?
bCrypt's javadoc has this code for how to encrypt a password:
1 Answer
1
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Safe (bounds-checked) array lookup in Swift, through optional bindings?
...f course, this won't work for some strange collections which, for example, don't have indices in the middle, solution with indices is more general one.
– zubko
Jun 20 '19 at 21:22
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Difference between a Postback and a Callback
...xecuted after another function has completed.
– Ryan Doherty
Dec 14 '08 at 7:12
1
It's when a poi...
Check if a Bash array contains a value
...
if [[ " ${array[@]} " =~ " ${value} " ]]; then
# whatever you want to do when array contains value
fi
if [[ ! " ${array[@]} " =~ " ${value} " ]]; then
# whatever you want to do when array doesn't contain value
fi
Note that in cases where the value you are searching for is one of the word...
How do I print a double value without scientific notation using Java?
I want to print a double value in Java without exponential form.
14 Answers
14
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Setting design time DataContext on a Window is giving a compiler error?
I have the following XAML below for the main window in my WPF application, I am trying to set the design time d:DataContext below, which I can successfully do for all my various UserControls, but it gives me this error when I try to do it on the window...
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Stash changes while keeping the changes in the working directory in Git
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For what it's worth, another way to do this is to stage the changes you want to keep, and then stash everything using --keep-index:
$ git add modified-file.txt
$ git stash push --keep-index
The commands above will stash everything, but it will leave the files ...
Checking for empty arrays: count vs empty
... @Jacco: Im not disputing that. But if youre testing it its empty, i dont see what relevance that has - its a question with a boolean result which is what the function will return. In regards to what is considered empty in dont see how those criteria would produce the wrong answer unless the v...
How to write a Unit Test?
...s.add(x,y));
}
Add other cases as desired.
Test that your binary sum does not throw a unexpected exception if there is an integer overflow.
Test that your method handles Null inputs gracefully (example below).
//if you are using 0 as default for null, make sure your class works in that case....
How is TeamViewer so fast?
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The most fundamental thing here probably is that you don't want to transmit static images but only changes to the images, which essentially is analogous to video stream.
My best guess is some very efficient (and heavily specialized and optimized) motion compensation algorithm,...