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Chrome's remote debugging (USB debugging) not working for Samsung Galaxy S3 running android 4.3
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Check if you get the prompt on your device, if you still can't see your phone in Inspect Devices run the following commands one by one (excluding the ")
"adb kill-server"
"adb start-server"
"adb devices"
I had major problems and managed to get it working with these steps. If you still have probl...
Calendar Recurring/Repeating Events - Best Storage Method
...uesday and every week starting on a Thursday.
Assuming I have two tables, one called events like this:
ID NAME
1 Sample Event
2 Another Event
And a table called events_meta like this:
ID event_id meta_key meta_value
1 1 repeat_start 1299132000
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How to delete a row by reference in data.table?
... assignment by reference versus copying in data.table . I want to know if one can delete rows by reference, similar to
6 ...
Get type of all variables
...imagine eapply would be faster than an interpreted loop. But there is only one way to find out...
– James
Oct 2 '12 at 16:20
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How to change a command line argument in Bash?
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Basically you set all arguments to their current values, except for the one(s) that you want to change. set -- is also specified by POSIX 7.
The "${@:1:2}" notation is expanded to the two (hence the 2 in the notation) positional arguments starting from offset 1 (i.e. $1). It is a shorthand for "...
Using smart pointers for class members
...(smart) pointer.
Is it going to be the instance of the Settings object alone? Will the Device object have to be destroyed automatically when the Settings object gets destroyed, or should it outlive that object?
In the first case, std::unique_ptr is what you need, since it makes Settings the only...
What are good uses for Python3's “Function Annotations”
...ll never come), the main uses of Python's function annotations will be the one-off uses described in the other answers. For the time being, you can forget about smart static analyzers, compiler assurances, java-based tool chains, etc.
– Raymond Hettinger
Jan 2...
Create a menu Bar in WPF?
I want to create a menu bar identical to the one in windows forms in my WPF application.
4 Answers
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How come a non-const reference cannot bind to a temporary object?
... The question "then why am I allowed to call non-const members?" is a good one, but I don't have better answer than the one I already stated above.
3) Well, if I'm right about x in X& x = getx().ref(); dying at the end of the statement, the problems are obvious.
Anyway, based on your questio...
Passing a list of kwargs?
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The ** unpacking operator can be used to pass kwargs from one function to another function's kwargs. Consider this code: (newlines don't seem to be allowed in comments) def a(**kw): print(kw), and def b(**kw): a(kw). This code will generate an error because kwargs is actually a dict...