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Difference between as.POSIXct/as.POSIXlt and strptime for converting character vectors to POSIXct/PO
...nd POSIXlt, which stores a list of day, month, year, hour, minute, second, etc.
strptime is a function to directly convert character vectors (of a variety of formats) to POSIXlt format.
as.POSIXlt converts a variety of data types to POSIXlt. It tries to be intelligent and do the sensible thing - i...
Difference between >>> and >>
...s a number. For example: Telephone numbers, post codes (in many countries) etc. are strings of decimal digits, but it doesn't make sense to add, subtract or multiply them, so they're not really numbers. They happen to be strings of decimal digits, but should be treated as strings of characters. (Pos...
How to dismiss ViewController in Swift?
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_ = self.navigationController?.popViewController(animated: true)
– valexa
Jan 23 '17 at 10:06
add a ...
Devise form within a different controller
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As Andres says, the form calls helpers which are specified by Devise and so aren't present when you access a Devise form from a non-Devise controller.
To get around this, you need to add the following methods to the helper class of the controller you...
“please check gdb is codesigned - see taskgated(8)” - How to get gdb installed with homebrew code si
...omebrew (motivation get a new gdb with new features such as --with-python etc... )
10 Answers
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What does the 'Z' mean in Unix timestamp '120314170138Z'?
...W to 7.5°E longitude, while zone A runs from 7.5°E to 22.5°E longitude, etc.
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What is the Scala identifier “implicitly”?
...Implicit Views). In this case, the compiler looks for implicit members, locally defined in the current or enclosing scopes, inherited, or imported, that are either Functions from the type of that the.prefix to a type with selection defined, or equivalent implicit methods.
scala> 1.min(2) // Int ...
Android: checkbox listener
... for kotlin satView.setOnCheckedChangeListener { buttonView, _ -> if (buttonView.isChecked) { // perform action } else { // perform action } }
– Aminul Haque Aome
Nov 1...
Convert string in base64 to image and save on filesystem in Python
...more code to do the same. like what is imgData and where is open() method, etc and how to do the same in android?
– Raj
Jan 17 '13 at 12:55
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What is “Linting”?
... They are available for most languages like JavaScript, CSS, HTML, Python, etc..
Some of the useful linters are JSLint, CSSLint, JSHint, Pylint
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