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Should I avoid 'async void' event handlers?
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4 Answers
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Counting the number of elements with the values of x in a vector
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You can just use table():
> a <- table(numbers)
> a
numbers
4 5 23 34 43 54 56 65 67 324 435 453 456 567 657
2 1 2 2 1 1 2 1 2 1 3 1 1 1 1
Then you can subset it:
> a[names(a)==435]
435
3
Or convert it into a data.frame if you're mor...
Converting pfx to pem using openssl
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edited Jan 21 '17 at 22:34
Tom Padilla
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answered Mar 14 '13 at 17:...
How do I add a submodule to a sub-directory?
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451
You go into ~/.janus and run:
git submodule add <git@github ...> snipmate-snippets/snip...
Rails migrations: self.up and self.down versus change
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answered Apr 28 '12 at 16:54
Aldo 'xoen' GiambellucaAldo 'xoen' Giambelluca
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When should we implement Serializable interface?
...iyambalapitiya
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answered Dec 28 '10 at 19:33
moinudinmoinudin
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How can I dynamically create derived classes from a base class
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144
This bit of code allows you to create new classes with dynamic
names and parameter names.
The...
In Python, how do I use urllib to see if a website is 404 or 200?
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4 Answers
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Mocking a class: Mock() or patch()?
... return MyClass()
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>>> x = create_instance()
Created MyClass@4299548304
>>>
>>> @mock.patch('__main__.MyClass')
... def create_instance2(MyClass):
... MyClass.return_value = 'foo'
... return create_instance()
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>>> i = create_instance2()
>>> ...
What do pty and tty mean?
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edited Jul 12 '18 at 9:40
JohnGH
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answered Dec 13 '10 at 6:21
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