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Store output of subprocess.Popen call in a string
...process.check_output() function to store output of a command in a string:
from subprocess import check_output
out = check_output(["ntpq", "-p"])
In Python 2.4-2.6
Use the communicate method.
import subprocess
p = subprocess.Popen(["ntpq", "-p"], stdout=subprocess.PIPE)
out, err = p.communicate(...
How to compare two revisions in Bitbucket?
...
I just tried this with two commits from the tortoisehg project and it still appears to work. Here is an example link: bitbucket.org/tortoisehg/thg/branches/compare/…
– Night Owl
Nov 5 '17 at 18:39
...
Writing outputs to log file and console
...ich redirects all the outputs ( echo messages ) and errors to the log file from the executed script using the following code:
...
How to send parameters from a notification-click to an activity?
I can find a way to send parameters to my activity from my notification.
13 Answers
13...
What's the difference between assignment operator and copy constructor?
...A copy constructor is used to initialize a previously uninitialized object from some other object's data.
A(const A& rhs) : data_(rhs.data_) {}
For example:
A aa;
A a = aa; //copy constructor
An assignment operator is used to replace the data of a previously initialized object with some ...
What's the cleanest way of applying map() to a dictionary in Swift?
...Values:) and init(_:uniquingKeysWith:) initializers to create a Dictionary from an arbitrary sequence of tuples. That means that, if you want to change both the keys and values, you can say something like:
let newDict = Dictionary(uniqueKeysWithValues:
oldDict.map { key, value in (key.uppercase...
method of iterating over sqlalchemy model's defined columns?
...tely not desirable.
But it is actually much easier because if you inherit from Base, you have a __table__ attribute, so that you can do:
for c in JobStatus.__table__.columns:
print c
for c in JobStatus.__table__.foreign_keys:
print c
See How to discover table properties from SQLAlchemy ...
ASP.NET MVC View Engine Comparison
...ous, ships with ASP.NET MVC
Cons:
Creates a slightly different problem from "tag soup" referenced above. Where the server tags actually provide structure around server and non-server code, Razor confuses HTML and server code, making pure HTML or JS development challenging (see Con Example #1) as...
Rotating x axis labels in R for barplot
...the bar labels and the plot text of the labels by saving the bar positions from barplot and do a little tweaking up and down. Here's an example with the mtcars data set:
x <- barplot(table(mtcars$cyl), xaxt="n")
labs <- paste(names(table(mtcars$cyl)), "cylinders")
text(cex=1, x=x-.25, y=-1.2...
Ruby on Rails Server options [closed]
...orqueBox (JRuby only)
I'll cover them later and describe how they differ from each other and from Mongrel.
WEBrick does the same thing as Mongrel, but the differences are:
WEBrick is not fit for production, unlike everything else that I mentioned before. WEBrick is written entirely in Ruby. Mon...