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In Python, how do I read the exif data for an image?
...mething like:
import PIL.ExifTags
exif = {
PIL.ExifTags.TAGS[k]: v
for k, v in img._getexif().items()
if k in PIL.ExifTags.TAGS
}
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f...
List directory tree structure in python?
...
Here's a function to do that with formatting:
import os
def list_files(startpath):
for root, dirs, files in os.walk(startpath):
level = root.replace(startpath, '').count(os.sep)
indent = ' ' * 4 * (level)
print('{}{}/'.format(ind...
Python - Create a list with initial capacity
...
def doAppend( size=10000 ):
result = []
for i in range(size):
message= "some unique object %d" % ( i, )
result.append(message)
return result
def doAllocate( size=10000 ):
result=size*[None]
for i in range(size):
message= "some u...
warning about too many open figures
...ith all its axes, but leaves the window opened, such that it may be reused for other plots.
plt.close() closes a window, which will be the current window, if not specified otherwise. plt.close('all') will close all open figures.
The reason that del fig does not work is that the pyplot state-machin...
What's the difference between echo, print, and print_r in PHP?
...an array or an object). print_r prints a variable in a more human-readable form: strings are not quoted, type information is omitted, array sizes aren't given, etc.
var_dump is usually more useful than print_r when debugging, in my experience. It's particularly useful when you don't know exactly wh...
Append text to input field
...
Note, page refresh or form submit and back on the page will of course add the same appended text each time, so you end up with "more text" then "more textmore text" etc.
– James
Sep 8 at 15:59
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Check if something is (not) in a list in Python
...on the container type that could be less efficient, or even incorrect. See for example bloom filters.
– orlp
May 2 '12 at 0:24
15
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Convert Django Model object to dict with all of the fields intact
...ango Model object to a dict with all of its fields? All ideally includes foreign keys and fields with editable=False .
1...
What is the documents directory (NSDocumentDirectory)?
...ans that it can only access files and directories within its own contents. For example Documents and Library.
See the iOS Application Programming Guide.
To access the Documents directory of your applications sandbox, you can use the following:
iOS 8 and newer, this is the recommended method
+ (N...
How do I test an AngularJS service with Jasmine?
... where our service is defined. Then, we can ask to the new injector object for the service and its only then when the service is finally instantiated.
Something like this works:
describe('myService test', function(){
describe('when I call myService.one', function(){
it('returns 1', fun...