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how to convert an RGB image to numpy array?
...ng Library) and Numpy work well together.
I use the following functions.
from PIL import Image
import numpy as np
def load_image( infilename ) :
img = Image.open( infilename )
img.load()
data = np.asarray( img, dtype="int32" )
return data
def save_image( npdata, outfilename ) :
...
What is the difference between bool and Boolean types in C#
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From the above link microsoft says The C# type keywords and their aliases are interchangeable But why we need Aliases, From my point of view Boolean is more meaningful then bool and Int32 is more meaningful then int then why ...
Actual meaning of 'shell=True' in subprocess
...le where things could go wrong with Shell=True is shown here
>>> from subprocess import call
>>> filename = input("What file would you like to display?\n")
What file would you like to display?
non_existent; rm -rf / # THIS WILL DELETE EVERYTHING IN ROOT PARTITION!!!
>>> c...
Difference between ObservableCollection and BindingList
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An ObservableCollection can be updated from UI exactly like any collection. The true difference is rather straightforward:
ObservableCollection<T> implements INotifyCollectionChanged which provides notification when the collection is changed (you guessed ^^...
UIActionSheet cancel button strange behaviour
... on the "Cancel" button. The target of the button appears to have moved up from where it should be. I can only activate it by clicking somewhere in the middle of the "Cancel" and "Ok" buttons.
...
What is the shortest function for reading a cookie by name in JavaScript?
...ng: Since the value of "cookies" is cached, new cookies or changed cookies from other windows or tabs will not become visible. You can avoid this issue by storing the string-value from document.cookie in a variable and check if it is unchanged on each access.
– Andreas
...
How to force push a reset to remote repository?
...e the setting, you need access to the machine with the remote repository. From there, do git config receive.denynonfastforwards false.
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A transport-level error has occurred when receiving results from the server [closed]
I'm getting a SQL Server error:
21 Answers
21
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Check if $_POST exists
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if( isset($_POST['fromPerson']) )
{
$fromPerson = '+from%3A'.$_POST['fromPerson'];
echo $fromPerson;
}
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Returning a file to View/Download in ASP.NET MVC
...ed to return. That was asked on the answer accepted as well. It could come from an ORM, from a manually built SQL query, from the file system (as yours pulls information from), or some other data store. It was irrelevant for the original question where your document bytes/filename/mime type came fro...