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sed beginner: changing all occurrences in a folder
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edited May 25 '09 at 3:13
answered May 25 '09 at 2:51
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Is “double hashing” a password less secure than just hashing it once?
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270
Hashing a password once is insecure
No, multiple hashes are not less secure; they are an essent...
How to delete an old/unused Data Model Version in Xcode
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answered Nov 12 '11 at 20:59
David AvendasoraDavid Avendasora
4,27211 gold badge1313 silver badges1313 bronze badges
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kernel stack and user space stack
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Punit Vara
2,3901010 silver badges2626 bronze badges
answered Oct 16 '12 at 10:23
FrankH.FrankH.
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What does the Ellipsis object do?
... object that can appear in slice notation. For example:
myList[1:2, ..., 0]
Its interpretation is purely up to whatever implements the __getitem__ function and sees Ellipsis objects there, but its main (and intended) use is in the numpy third-party library, which adds a multidimensional array ty...
How do I obtain the frequencies of each value in an FFT?
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The first bin in the FFT is DC (0 Hz), the second bin is Fs / N, where Fs is the sample rate and N is the size of the FFT. The next bin is 2 * Fs / N. To express this in general terms, the nth bin is n * Fs / N.
So if your sample rate, Fs is say 44.1 kHz a...
How to get StackPanel's children to fill maximum space downward?
...r help control can fill the remaining space.
XAML:
<DockPanel Width="200" Height="200" Background="PowderBlue">
<TextBlock DockPanel.Dock="Top">Something</TextBlock>
<TextBlock DockPanel.Dock="Top">Something else</TextBlock>
<DockPanel
Horizonta...
How can I see the request headers made by curl when sending a request to the server?
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510
I think curl -v is the easiest. It will spit out the request headers (lines prefixed with '>'...
What's in an Eclipse .classpath/.project file?
...rstand".
– Warren P
Jun 22 '16 at 20:23
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Weak and strong property setter attributes in Objective-C
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102
You either have ARC on or off for a particular file. If its on you cannot use retain release a...