大约有 47,000 项符合查询结果（耗时：0.0563秒） [XML]
Passing data between a fragment and its container activity
...y().
This will give you access to the activity that created the fragment. From there you can obviously call any sort of accessor methods that are in the activity.
e.g. for a method called getResult() on your Activity:
((MyActivity) getActivity()).getResult();
...
How to get week number in Python?
...tle late. But on my machine, date(2010, 1, 1).isocalendar()[1] returns 53. From the docs: "For example, 2004 begins on a Thursday, so the first week of ISO year 2004 begins on Monday, 29 Dec 2003 and ends on Sunday, 4 Jan 2004, so that date(2003, 12, 29).isocalendar() == (2004, 1, 1) and date(2004,...
Function for Factorial in Python
...
Existing solution
The shortest and probably the fastest solution is:
from math import factorial
print factorial(1000)
Building your own
You can also build your own solution. Generally you have two approaches. The one that suits me best is:
from itertools import imap
def factorial(x):
r...
How to remove frame from matplotlib (pyplot.figure vs matplotlib.figure ) (frameon=False Problematic
...spines['left'].set_visible(False)
And, in case of removing x and y ticks from the plot:
ax.get_xaxis().set_ticks([])
ax.get_yaxis().set_ticks([])
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How to write the Fibonacci Sequence?
...ne is pretty easy to implement and very, very fast to compute, in Python:
from math import sqrt
def F(n):
return ((1+sqrt(5))**n-(1-sqrt(5))**n)/(2**n*sqrt(5))
An other way to do it is following the definition (from wikipedia):
The first number of the sequence is 0,
the second number is...
How to implement an ordered, default dict? [duplicate]
I would like to combine OrderedDict() and defaultdict() from collections in one object, which shall be an ordered, default dict .
Is this possible?
...
Getting pids from ps -ef |grep keyword
...including arguments) instead of just the process name.
pgrep -f keyword
From the man page:
-f The pattern is normally only matched against the process name. When -f is set, the full command line is used.
If you really want to avoid pgrep, try:
ps -ef | awk '/[k]eyword/{print $2...
/usr/lib/libstdc++.so.6: version `GLIBCXX_3.4.15' not found
...
I'm compiling gcc 4.6 from source, and apparently
sudo make install
didn't catch this one. I dug around and found
gcc/trunk/x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs/libstdc++.so.6.0.15
I copied it in to /usr/lib and redirected libstd...
What is the difference between @PathParam and @QueryParam
... resource class field, or resource class bean property.
URI : users/query?from=100
@Path("/users")
public class UserService {
@GET
@Path("/query")
public Response getUsers(
@QueryParam("from") int from){
}}
To achieve the same using Spring, you can use
@PathVariable(Spring...
Check if file exists but prevent 404 error in console from showing up [duplicate]
...heck to see if a file/page exists via JavaScript but prevent the 404 Error from showing up in the console?
1 Answer
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