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How to manually expand a special variable (ex: ~ tilde) in bash
I have a variable in my bash script whose value is something like this:
15 Answers
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What is Activity.finish() method doing exactly?
...activity, the method onDestroy() is executed. This method can do things like:
Dismiss any dialogs the activity was managing.
Close any cursors the activity was managing.
Close any open search dialog
Also, onDestroy() isn't a destructor. It doesn't actually destroy the object. It's just a method...
Inheritance vs. Aggregation [closed]
... member.
However, there is a big gray area. So we need several other tricks.
If we have used inheritance (or we plan to use it) but we only use part of the interface, or we are forced to override a lot of functionality to keep the correlation logical. Then we have a big nasty smell that indicate...
Override back button to act like home button
On pressing the back button, I'd like my application to go into the stopped state, rather than the destroyed state.
10 Answ...
Scoping in Python 'for' loops
I'm not asking about Python's scoping rules; I understand generally how scoping works in Python for loops. My question is why the design decisions were made in this way. For example (no pun intended):
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Checking if sys.argv[x] is defined
What would be the best way to check if a variable was passed along for the script:
8 Answers
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CSS, Images, JS not loading in IIS
My all applications were working fine but suddenly all sites under IIS are not loading css, images, scripts. It redirect to login page.
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Overloading and overriding
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What do I return if the return type of a method is Void? (Not void!)
... of Void?
As noted above, it's a placeholder. Void is what you'll get back if you, for example, use reflection to look at a method with a return type of void. (Technically, you'll get back Class<Void>.) It has other assorted uses along these lines, like if you want to parameterize a Callable...
How do you get the magnitude of a vector in Numpy?
In keeping with the "There's only one obvious way to do it", how do you get the magnitude of a vector (1D array) in Numpy?
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