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When do you use varargs in Java?
...at needs an array of T (whatever type T may be) as input".
That will make calls to these methods easier (no need to do new T[]{...}).
You could extend this rule to include methods with a List<T> argument, provided that this argument is for input only (ie, the list is not modified by the meth...
Haskell: Lists, Arrays, Vectors, Sequences
... lists aren't really "lists" because they are coinductive (other languages call these streams) so things like
ones :: [Integer]
ones = 1:ones
twos = map (+1) ones
tenTwos = take 10 twos
work wonderfully. Infinite data structures rock.
Lists in Haskell provide an interface much like iterators ...
Using parameters in batch files at Windows command line
...t (if one is present), which was not available through any variable before calling SHIFT (enter command SHIFT /? for more options).
SHIFT is also useful when you want to easily process parameters without requiring that they are presented in a specific order. For example, a script may recognize the ...
How can I convert the “arguments” object to an array in JavaScript?
...of arguments as an array.
If you are curious about the ... syntax, it is called Spread Operator and you can read more here.
ES6 using Array.from()
Using Array.from:
function sortArgs() {
return Array.from(arguments).sort(function (a, b) { return a - b; });
}
document.body.innerHTML =...
CSS3 background image transition
... See also for current development in Fx: bugzilla.mozilla.org/show_bug.cgi?id=546052
– Volker E.
Oct 28 '14 at 18:14
...
Post-install script with Python setuptools
...:
develop.run(self)
# PUT YOUR POST-INSTALL SCRIPT HERE or CALL A FUNCTION
class PostInstallCommand(install):
"""Post-installation for installation mode."""
def run(self):
install.run(self)
# PUT YOUR POST-INSTALL SCRIPT HERE or CALL A FUNCTION
and insert c...
Why use bzero over memset?
...be used if you want to ensure the compiler doesn't quietly optimize-away a call to "scrub" memory for some security-related purpose (such as blanking-out a region of memory that contained a sensitive piece of information such as a cleartext password).
– Christopher Schultz
...
Close iOS Keyboard by touching anywhere using Swift
...tap.cancelsTouchesInView = false
view.addGestureRecognizer(tap)
}
//Calls this function when the tap is recognized.
@objc func dismissKeyboard() {
//Causes the view (or one of its embedded text fields) to resign the first responder status.
view.endEditing(true)
}
Here is another way...
Git: Recover deleted (remote) branch
...
This did it; once I had the commit messages, git branch <uid> got them back. Thanks!
– Craig Walker
Jan 3 '10 at 5:23
...
How can I append a string to an existing field in MySQL?
...te the code on all my record to what they currently are plus _standard any ideas?
2 Answers
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