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Java's Interface and Haskell's type class: differences and similarities?
... t -> t -> t with an interface, where it is polymorphic on more than one parameter, because there's no way for the interface to specify that the argument type and return type of the method is the same type as the type of the object it is called on (i.e. the "self" type). With Generics, there a...
Creating a new directory in C
...function is Undefined Behaviour, so while it may appear to work for you in one instance you should not rely on it.
– Paul R
Sep 15 '11 at 21:34
3
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Usage of sys.stdout.flush() method
...(i),
#sys.stdout.flush()
time.sleep(1)
This is designed to print one number every second for five seconds, but if you run it as it is now (depending on your default system buffering) you may not see any output until the script completes, and then all at once you will see 0 1 2 3 4 printed ...
How to git bundle a complete repo
...t --all would not include remote-tracking branches... just like ordinary clone wouldn't either.
Start up the new repo on the destination directory, i.e. get the root commit correctly installed
First, clone is just init + fetch (+ administrativia).
Second, you can use bundle file everywh...
Is there a way to iterate over a dictionary?
...f you're targeting Mac OS X pre-10.5, but you can still use on 10.5 and iPhone) is to use an NSEnumerator:
NSEnumerator *enumerator = [myDict keyEnumerator];
id key;
// extra parens to suppress warning about using = instead of ==
while((key = [enumerator nextObject]))
NSLog(@"key=%@ value=%@", ...
$(window).scrollTop() vs. $(document).scrollTop()
...d never use * this way (in fact, avoid * altogether). Instead of targeting one element, you're affecting the entire DOM. Huge performance hit. Selectors should be as precise as possible.
– Vlad
May 22 '14 at 3:45
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Resetting the UP-TO-DATE property of gradle tasks?
... above code. For example, in a Zip or Copy task there needs to be at least one file provided in the configuration phase of the task definition.
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Grep not as a regular expression
...the $ character, hence the grep -F option given in many other answers.
So one valid answer would be:
grep -ir "Something Here" * | grep '$someVar'
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Permission denied on accessing host directory in Docker
...our using docker-composer add 'privileged: true'
– Lionel Morrison
Feb 13 '16 at 17:03
36
Do not ...
What is the { get; set; } syntax in C#?
..., just to be sure: it is like if I overloaded the = operator, but only for one particular element, right?
– Hi-Angel
Jan 12 '15 at 9:01
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