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java: Class.isInstance vs Class.isAssignableFrom
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Byte b = 3; Comparable.class.isAssignableFrom(b.getClass()) == Comparable.class.isInstance(b)); -> it's true also for interfaces.
– Puce
Mar 3 '14 at 11:05
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How to change highlighted occurrences color in Eclipse's sidebar?
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How to get commit history for just one branch?
...say I created a new branch my_experiment from master and made several commits to my_experiment . If I do a git log when on my_experiment , I see the commits made to this branch, but also the commits made to master before the my_experiments branch was created.
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What's the idiomatic syntax for prepending to a short python list?
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The s.insert(0, x) form is the most common.
Whenever you see it though, it may be time to consider using a collections.deque instead of a list.
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How do browsers pause/change Javascript when tab or window is not active?
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What is the smallest possible valid PDF?
...rtxref
149
%EOF
which is 291 bytes of PDF joy. Acrobat opens it, but it complains somewhat. There is one page in it and it is 3/72" square, the minimum allowed by the spec.
However, Acrobat X doesn't even bother with the cross reference table anymore, so we can take that out:
%PDF-1.0
1 0 obj...
How to use Git Revert
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git revert makes a new commit
git revert simply creates a new commit that is the opposite of an existing commit.
It leaves the files in the same state as if the commit that has been reverted never existed. For example, consider the following simple...
Where is the warnings screen option in Android Studio?
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This does not show Java compiler warnings, but Android Lint issues!
– sschuberth
Jan 14 '15 at 13:09
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Refused to display in a frame because it set 'X-Frame-Options' to 'SAMEORIGIN'
...can also change that to use "embed/" instead of "v/" so a full URL would become: <iframe width='1080' height='760' src="https://www.youtube.com/embed/dQw4w9WgXcQ" frameborder="0" allowfullscreen></iframe>
– backwardm
Aug 5 '15 at 20:28
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