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Why doesn't the height of a container element increase if it contains floated elements?
...ce blank -->
<div style="clear: both;"></div>
<!-- Now in order to prevent the next div from floating beside the top ones,
we use `clear: both;`. This is like a wall, so now none of the div's
will be floated after this point. The container height will now also...
scipy.misc module has no attribute imread?
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It should be Pillow instead of PIL now. Reference: pillow.readthedocs.org
– Yuchen Zhong
Nov 23 '14 at 23:45
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Git - Pushing code to two remotes [duplicate]
...riginal/repo.git
remote.origin.fetch=+refs/heads/*:refs/remotes/origin/*
Now, if you want to push to two or more repositories using a single command, you may create a new remote named all (as suggested by @Adam Nelson in comments), or keep using the origin, though the latter name is less descripti...
Java SE 6 vs. JRE 1.6 vs. JDK 1.6 - What do these mean?
...you are seeing is the HotSpot version.
Update: HotSpot is (or used to be, now they seem to use it to mean the whole VM) the just-in-time compiler that is built in to the Java Virtual Machine. God only knows why Sun gives it a separate version number.
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browser sessionStorage. share between tabs?
...sionStorage', JSON.stringify(sessionStorage));
// the other tab should now have it, so we're done with it.
localStorage.removeItem('sessionStorage'); // <- could do short timeout as well.
} else if (event.key == 'sessionStorage' && !sessionStorage.length) {
// another tab se...
Verifying signed git commits?
... made available in the two years since the question was posted: There are now git commands for this task: git verify-commit and git verify-tag can be used to verify commits and tags, respectively.
share
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When should iteritems() be used instead of items()?
....items() returned a list of (key, value) pairs. In Python 3.x, .items() is now an itemview object, which behaves different - so it has to be iterated over, or materialised... So, list(dict.items()) is required for what was dict.items() in Python 2.x.
Python 2.7 also has a bit of a back-port for key...
Is there a way to create xxhdpi, xhdpi, hdpi, mdpi and ldpi drawables from a large scale image?
...time (downside: will only work on fairly recent devices, where -xxhdpi is known).
Option #2: Use Android Asset Studio to downsample them for you.
Option #3: Automate the process within a graphics editor, per ssantos' answer.
Option #4: Script yourself a solution, using something like ImageMagick.
Op...
Check time difference in Javascript
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I never know if dates in this format will be parsed as d/m/y or m/d/y. The official formats accepted are here (whatever Date.parse() accepts is valid), developer.mozilla.org/en/JavaScript/Reference/Global_Objects/…
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Test if remote TCP port is open from a shell script
... > /dev/tcp/sfsfdfdff.com/80'
bash: sfsfdfdff.com: Name or service not known
bash: /dev/tcp/sfsfdfdff.com/80: Invalid argument
$ echo $?
1
# Connection not established by the timeout
$ timeout 1 bash -c 'cat < /dev/null > /dev/tcp/google.com/81'
$ echo $?
124
What's happening here is tha...