大约有 17,000 项符合查询结果（耗时：0.0290秒） [XML]
Python Progress Bar
... but maybe something very simple would do:
import time
import sys
toolbar_width = 40
# setup toolbar
sys.stdout.write("[%s]" % (" " * toolbar_width))
sys.stdout.flush()
sys.stdout.write("\b" * (toolbar_width+1)) # return to start of line, after '['
for i in xrange(toolbar_width):
time.sleep(...
Is there any pythonic way to combine two dicts (adding values for keys that appear in both)?
...+ b[k]) for k in set(b) & set(a)])
or even more generic:
def combine_dicts(a, b, op=operator.add):
return dict(a.items() + b.items() +
[(k, op(a[k], b[k])) for k in set(b) & set(a)])
For example:
>>> a = {'a': 2, 'b':3, 'c':4}
>>> b = {'a': 5, 'c':6, 'x':7...
Detect if Android device has Internet connection
...onseCode() == 200);
} catch (IOException e) {
Log.e(LOG_TAG, "Error checking internet connection", e);
}
} else {
Log.d(LOG_TAG, "No network available!");
}
return false;
}
Of course you can substitute the http://www.google.com URL for any other serv...
Restoring MySQL database from physical files
... a single tablespace *, which by default consist of the 3 files ibdata1, ib_logfile0, and ib_logfile1. for restoring a database, you would also need those files. * per-table tablespaces are possible, but not default
– ax.
Aug 21 '09 at 18:18
...
android studio 0.4.2: Gradle project sync failed error
...me .gradle file out of the way". I tried changing its name for example to "___build.gradle" and it didn't work. What did you mean to?
– Ángel Carlos del Pozo Muela
Jan 17 '14 at 7:42
...
git + LaTeX workflow
... complexity by adding an extra layer of seperation? git [log|show|add] some_file.tex all work, no need to add the constant branch switching here. You can still commit each file on its own if you want.
– rubenvb
Sep 27 '13 at 13:11
...
How to determine if object is in array [duplicate]
...(In fact, using lodash, this whole solution becomes a one-liner, combining _.some and _.isEqual: _.some(list, v => _.isEqual(v, o)).)
– cdhowie
Dec 23 '19 at 18:34
...
Notification click: activity already open
...
Try setting the flags to Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP instead.
From the documentation for FLAG_ACTIVITY_CLEAR_TOP (emphasis mine):
If set, and the activity being launched is already running in the
current task, then in...
How to rsync only a specific list of files?
...irectly on the command line instead:
# rsync -avP -e ssh `cat deploy/rsync_include.txt` root@0.0.0.0:/var/www/
This is assuming, however, that your list isn't so long that the command line length will be a problem and that the rsync_include.txt file contains just real paths (i.e. no comments, and...
ActionController::InvalidAuthenticityToken
...le Entity) was returned to the user.
The solution for Rails 3:
Add:
skip_before_filter :verify_authenticity_token
or as "sagivo" pointed out in Rails 4 add:
skip_before_action :verify_authenticity_token
On pages which do caching.
As @toobulkeh commented this is not a vulnerability on ...