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How can I obtain an 'unbalanced' grid of ggplots?
...with grid and thought I had it down but ended up failing (although looking now at the code in the function I cite below, I can see that I was really close ... :-)
The 'wq' package has a layOut function that will do it for you:
p1 <- qplot(mpg, wt, data=mtcars)
layOut(list(p1, 1:3, 1), # takes...
How to install both Python 2.x and Python 3.x in Windows
I do most of my programming in Python 3.x on Windows 7, but now I need to use the Python Imaging Library (PIL), ImageMagick, and wxPython, all of which require Python 2.x.
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Is it possible to reopen a closed branch in Mercurial?
...
try with following:
hg pull && hg update branch_name
Now make a small change to one of the file and then commit it
hg commit -m "minor change"
then push it
hg push -b .
Now you should be able to work normally.
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is it possible to change values of the array when doing foreach in javascript?
....forEach(function(part, index) {
arr[index] = "four";
});
alert(arr);
Now if array arr was an array of reference types, the following code will work because reference types store a memory location of an object instead of the actual object.
var arr = [{ num : "one" }, { num : "two"}, { num : "t...
Standardize data columns in R
...)
EDIT 3 (2020): Thanks to @mj_whales: the old solution is deprecated and now we need to use mutate_at.
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Creating email templates with Django
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I know this is an old question, but I also know that some people are just like me and are always looking for uptodate answers, since old answers can sometimes have deprecated information if not updated.
Its now January 2020, an...
Android – Listen For Incoming SMS Messages
...ot correct. Any app can still get the SMS_RECEIVED broadcast in 4.4+, and, now that that broadcast cannot be aborted, it is more certain than in previous versions.
– Mike M.
Jul 26 '16 at 13:30
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Create an index on a huge MySQL production table without table locking
...ating MySQL's Schema without downtime
Thusfar, there's only one method I know of to update a MySql schema and not suffer an availability outage. Circular masters:
Master A has your MySQL database running on it
Bring Master B into service and have it replicate writes from Master A ( B is a slave ...
How do I push amended commit to the remote Git repository?
...wo people pushing to the same repository at about the same time would not know that there was a new commit coming in at the same time and whoever pushed last would lose the work of the previous pusher without either of them realising this.
If you know that you are the only person pushing and you wa...
How to get Android crash logs?
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You can use Apphance. This is a cross-platform service (now mainly Android, iOS with other platforms on their way) which allows to debug remotely any mobile device (Android, iOS now - others under development). It's much more than just a crashlog, in fact it is much more: logging,...