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Why does 2 == [2] in JavaScript?
...alueOf().toString())
where valueOf() for arrays returns the array itself and the string-representation of a one-element array is the string representation of the single element.
This also explains the third example as [[[[[[[2]]]]]]].toString() is still just the string 2.
As you can see, there's...
compareTo() vs. equals()
...) . This feels unnatural (as compareTo() is meant to provide an ordering and not compare for equality) and even somewhat dangerous (because compareTo() == 0 does not necessarily imply equality in all cases, even though I know it does for String 's) to me.
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Git reset --hard and push to remote repository
I had a repository that had some bad commits on it (D, E and F for this example).
5 Answers
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What is x after “x = x++”?
...gning the old value of x back into itself.
x = x++;
x++ increments x and returns its old value.
x = assigns the old value back to itself.
So in the end, x gets assigned back to its initial value.
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Merge pull request to a different branch than default, in Github
...w one with the correct base branch, you’ll be able to keep valuable work and discussion.
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design a stack such that getMinimum( ) should be O(1)
...) is still just a peek operation. For example, taking the original version and pushing 1 again, we'd get:
Real stack Min stack
1 --> TOP 1
5 1
1 2
4
6
2
Popping from the above pops from both stac...
Escape text for HTML
...racters. See the accepted answer here: stackoverflow.com/a/4501246/1543677 and use both.
– pkExec
Dec 9 '14 at 11:46
H...
How to make a whole 'div' clickable in html and css without JavaScript? [duplicate]
I want to make it so that a whole div is clickable and links to another page when clicked without JavaScript and with valid code/markup.
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navbar color in Twitter Bootstrap
...ientType=0);
}
You just have to modify all of those styles with your own and they will get picked up, like something like this for example, where i eliminate all gradient effects and just set a solid black background-color:
.navbar-inner {
background-color: #000; /* background color will be bla...
Move branch pointer to different commit without checkout
...ch pointer of a checked out branch, one can use the git reset --hard command. But how to move the branch pointer of a not-checked out branch to point at a different commit (keeping all other stuff like tracked remote branch)?
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