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How to access session variables from any class in ASP.NET?
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(Updated for completeness)
You can access session variables from any page or control using Session["loginId"] and from any class (e.g. from inside a class library), using System.Web.HttpContext.Current.Session["loginId"].
But please read on for my original answer...
I always use a...
Sell me on const correctness
... be more of a pain than a help in C++. But then again, I'm coming at this from the python perspective: if you don't want something to be changed, don't change it. So with that said, here are a few questions:
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Understanding the Gemfile.lock file
...lot whilst building an automated dependency update tool1. The below is far from definitive, but it's a good starting point for understanding the Gemfile.lock format. You might also want to check out the source code for Bundler's lockfile parser.
You'll find the following headings in a lockfile gene...
How would you access Object properties from within an object method? [closed]
What is the "purist" or "correct" way to access an object's properties from within an object method that is not a getter/setter method?
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Overflow-x:hidden doesn't prevent content from overflowing in mobile browsers
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Adding position to fixed stops me from being able to scroll!
– theorise
Oct 25 '13 at 15:44
5
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What is time_t ultimately a typedef to?
...brary defined for storing
system time values. Such values are
returned from the standard time()
library function. This type is a
typedef defined in the standard
header. ISO C defines
time_t as an arithmetic type, but does
not specify any particular type,
range, resolution, or encodi...
Delete rows from a pandas DataFrame based on a conditional expression involving len(string) giving K
I have a pandas DataFrame and I want to delete rows from it where the length of the string in a particular column is greater than 2.
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How do I convert a numpy array to (and display) an image?
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You could use PIL to create (and display) an image:
from PIL import Image
import numpy as np
w, h = 512, 512
data = np.zeros((h, w, 3), dtype=np.uint8)
data[0:256, 0:256] = [255, 0, 0] # red patch in upper left
img = Image.fromarray(data, 'RGB')
img.save('my.png')
img.show()
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How to deny access to a file in .htaccess
.../directives in the htaccess of subdirectories get applied superceding ones from the parent).
So you can have:
<Files "log.txt">
Order Allow,Deny
Deny from all
</Files>
For Apache 2.4+, you'd use:
<Files "log.txt">
Require all denied
</Files>
In an htaccess fi...
Using JQuery - preventing form from submitting
How do I prevent a form from submitting using jquery?
13 Answers
13
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