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iPhone 5 CSS media query
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Another useful media feature is device-aspect-ratio.
Note that the iPhone 5 does not have a 16:9 aspect ratio. It is in fact 40:71.
iPhone < 5:
@media screen and (device-aspect-ratio: 2/3) {}
iPhone 5:
@media screen and (device-aspect...
How to convert IPython notebooks to PDF and HTML?
...need a profile to convert the notebook, what is it? Does there exist a documentation about this tool?
17 Answers
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SQL Server Regular expressions in T-SQL
...egex library, but it gives you the basics.
(From Books Online)
Wildcard Meaning
% Any string of zero or more characters.
_ Any single character.
[ ] Any single character within the specified range
(for example, [a-f]) or set (for example, [abcdef]).
[^] Any single character not within t...
position: fixed doesn't work on iPad and iPhone
...s deliberately do not support position:fixed; on the grounds that fixed elements could get in the way on a small screen.
The Quirksmode.org site has a very good blog post that explains the problem: http://www.quirksmode.org/blog/archives/2010/12/the_fifth_posit.html
Also see this page for a compat...
What's the best practice to round a float to 2 decimals? [duplicate]
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I implemented this in an Android game I am working on, creating a new BigDecimal instance multiple times each frame accounted for 99.9% of my memory allocations, so something to watch out for. In my opinion @Evan Stin's method 2 is ...
CSS last-child(-1)
I am looking for a css selector that lets me select the pre-last child of list.
2 Answers
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Find out which remote branch a local branch is tracking
...'pull'), see:
$ git branch -vv
main aaf02f0 [main/master: ahead 25] Some other commit
* master add0a03 [jdsumsion/master] Some commit
You have to wade through the SHA and any long-wrapping commit messages, but it's quick to type and I get the tracking branches aligned vertically in the 3rd co...
How do I get bash completion to work with aliases?
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As stated in the comments above,
complete -o default -o nospace -F _git_checkout gco
will no longer work. However, there's a __git_complete function in git-completion.bash which can be used to set up completion for aliases like so:
__git_com...
.NET unique object identifier
... have to iterate over all the references you track: WeakReference to the same object are not equal to each other, so you can't really do much else.
– Roman Starkov
Apr 23 '10 at 10:31
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How do I uniquely identify computers visiting my web site?
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These people have developed a fingerprinting method for recognising a user with a high level of accuracy:
https://panopticlick.eff.org/static/browser-uniqueness.pdf
We investigate the degree to which modern web browsers
are subject to “device finger...