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Encoding an image file with base64
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I'm not sure I understand your question. I assume you are doing something along the lines of:
import base64
with open("yourfile.ext", "rb") as image_file:
encoded_string = base64.b64encode(image_file.read())
You have to open the file first...
Resolve Type from Class Name in a Different Assembly
... answered Aug 18 '10 at 13:03
Sandor DrieënhuizenSandor Drieënhuizen
5,77044 gold badges3333 silver badges7777 bronze badges
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Linq to EntityFramework DateTime
...ound would be to read the results of the first Where statement into memory and then use LINQ to Objects to finish filtering:
Context.Article.Where(p => p.StartDate < DateTime.Now)
.ToList()
.Where(p => p.StartDate.AddDays(p.Period) > DateTime.Now);
You co...
What's the difference between KeyDown and KeyPress in .NET?
What is the difference between the KeyDown and KeyPress events in .net ?
10 Answers
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NPM cannot install dependencies - Attempt to unlock something which hasn't been locked
...per photusenigma at: https://github.com/npm/npm/issues/4815
Run these commands in a terminal window (note - DON'T replace the $USER part...thats a linux command to get your user!):
sudo chown -R $USER ~/.npm
sudo chown -R $USER /usr/local/lib/node_modules
...and...if you're on a mac (like I am),...
Can't start hostednetwork
...ers tree , right click button on Microsoft Hosted Network Virtual Adapter and click on enable.
Try now with the command netsh wlan start hostednetwork with admin privileges. It should work.
Note: If you don't see the network adapter with name 'Microsoft Hosted Network Virtual Adapter' try on men...
Ruby on Rails: getting the max value from a DB column
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Assuming your model name is Bar and it has a column named bar, this should work:
Bar.maximum("bar")
See the excellent Rails Guides section on Calculations for more info.
share
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Splitting on first occurrence
... of occurrences in which method split() is being applied. Method will find and apply only first 'mango' string.
– Alex
Jul 1 '17 at 6:57
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Window vs Page vs UserControl for WPF navigation?
...for web-based systems like an XBAP, where you have a single browser window and different pages can be hosted in that window. It can also be used in Navigation Applications like sellmeadog said.
A UserControl is a reusable user-created control that you can add to your UI the same way you would add a...
android.view.InflateException: Binary XML file: Error inflating class fragment
I have a very frustrating error that I cannot explain. I created an Android application that uses Android AppCompat to make it compatible with older versions. Here is my main activity layout file:
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