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How to sort objects by multiple keys in Python?
...egated column need not be a number.
def multikeysort(items, columns):
from operator import itemgetter
comparers = [((itemgetter(col[1:].strip()), -1) if col.startswith('-') else
(itemgetter(col.strip()), 1)) for col in columns]
def comparer(left, right):
for fn...
What Regex would capture everything from ' mark to the end of a line?
...ants to do. It serves as a reminder later that it is expecting everything from ' to the end of the line
– gnarf
May 6 '09 at 18:03
...
What is this crazy C++11 syntax ==> struct : bar {} foo {};?
...{} foo;
Getting close.
Now, what if this anonymous UDT were to derive from some base?
struct bar {}; // base UDT
struct : bar {} foo; // anonymous derived UDT, and instance thereof
Finally, C++11 introduces extended initialisers, such that we can do confusing things like this:
int x...
In git how is fetch different than pull and how is merge different than rebase?
...
fetch vs pull
fetch will download any changes from the remote* branch, updating your repository data, but leaving your local* branch unchanged.
pull will perform a fetch and additionally merge the changes into your local branch.
What's the difference? pull updates you ...
How to plot two histograms together in R?
... new column in each that will be
# a variable to identify where they came from later.
carrots$veg <- 'carrot'
cukes$veg <- 'cuke'
# and combine into your new data frame vegLengths
vegLengths <- rbind(carrots, cukes)
After that, which is unnecessary if your data is in long format already...
Download File to server from URL
...file_put_contents("Tmpfile.zip", fopen("http://someurl/file.zip", 'r'));
From the manual:
If data [that is the second argument] is a stream resource, the remaining buffer of that stream will be copied to the specified file. This is similar with using
stream_copy_to_stream().
(Thanks Hakre....
How to extract base URL from a string in JavaScript?
...ying to find a relatively easy and reliable method to extract the base URL from a string variable using JavaScript (or jQuery).
...
How to create SBT project with IntelliJ Idea?
...m/display/SCA/Scala+Plugin+for+IntelliJ+IDEA or can be installed directoly from within the IDE using Settings -> Plugins dialog. Afterwards one can just do File -> New Project -> Scala -> SBT based. IntelliJ will generate basic build.sbt, download necessary dependencies and open project....
Understanding “randomness”
... {50000}],
0.01]]
And here you can see the road from a uniform to a normal distribution by adding up 1, 2, 4, 6, 10 and 20 uniformly distributed random variables:
Edit
A few credits
Thanks to Thomas Ahle for pointing out in the comments that the probability distributi...
RSS Feeds in ASP.NET MVC
...ou want to return rss and set the return type as RssResult. Grab the data from your model based on what you want to return.
Then any request to this action will receive rss of whatever data you choose.
That is probably the quickest and reusable way of returning rss has a response to a request in ...