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Exif manipulation library for python [closed]
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Use PIL :)
import os,sys
from PIL import Image
from PIL.ExifTags import TAGS
if __name__ == '__main__':
for (k,v) in Image.open(sys.argv[1])._getexif().iteritems():
print '%s = %s' % (TAGS.get(k), v)
os.system('pause')
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Can't import my own modules in Python
...would have to mess with your path. This can be done within Python:
import sys
sys.path.append("..")
from myapp import SomeObject
though that is generally not recommended.
In general, if you want other people to use your Python package, you should use distutils to create a setup script. That way,...
Convert a bitmap into a byte array
Using C#, is there a better way to convert a Windows Bitmap to a byte[] than saving to a temporary file and reading the result using a FileStream ?
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JSON serialization of Google App Engine models
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A simple recursive function can be used to convert an entity (and any referents) to a nested dictionary that can be passed to simplejson:
import datetime
import time
SIMPLE_TYPES = (int, long, float, bool, dict, basestring, list)
def to_dict(model):
output = {}...
async await return Task
...int> and you'll return plain int not the Task<int>. Compiler will convert the int to Task<int> for you.
private async Task<int> MethodName()
{
await SomethingAsync();
return 42;//Note we return int not Task<int> and that compiles
}
Sameway, When you return Task&...
File Upload ASP.NET MVC 3.0
...he file to the App_Data (or equivalent) folder first, before attempting to convert it to a byte array, or can you do this direct from the file on disk?
– Brett Rigby
Mar 22 '13 at 21:43
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How to obtain a Thread id in Python?
...id on Linux:
import ctypes
libc = ctypes.cdll.LoadLibrary('libc.so.6')
# System dependent, see e.g. /usr/include/x86_64-linux-gnu/asm/unistd_64.h
SYS_gettid = 186
def getThreadId():
"""Returns OS thread id - Specific to Linux"""
return libc.syscall(SYS_gettid)
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Getting the exception value in Python
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If you don't know the type/origin of the error, you can try:
import sys
try:
doSomethingWrongHere()
except:
print('Error: {}'.format(sys.exc_info()[0]))
But be aware, you'll get pep8 warning:
[W] PEP 8 (E722): do not use bare except
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What are the main performance differences between varchar and nvarchar SQL Server data types?
...hat there is no tangible difference between joining nvarchar to varchar vs converting nvarchar to varchar and joining to varchar. Unless of course you meant being consistent in column datatypes, not in joining.
– ajeh
Apr 12 '17 at 18:53
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How to format a string as a telephone number in C#
... data types (int, long). If you are starting with a string, you'll need to convert it to a number first. Also, please take into account that you'll need to validate that the initial string is at least 10 characters in length.
From a good page full of examples:
String.Format("{0:(###) ###-####}", 8...