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Retrieving Property name from lambda expression
... throw new ArgumentException(string.Format(
"Expression '{0}' refers to a method, not a property.",
propertyLambda.ToString()));
PropertyInfo propInfo = member.Member as PropertyInfo;
if (propInfo == null)
throw new ArgumentException(string.Format(
...
How do I parse a URL into hostname and path in javascript?
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edited Jul 16 '17 at 17:20
answered Jun 3 '14 at 2:18
rvig...
How to check if a URL is valid
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answered Nov 26 '09 at 21:40
Mikael SMikael S
4,95022 gold badges2020 silver badges2121 bronze badges
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Show compose SMS view in Android
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200
You can use the following code:
startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse("sms:"
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Non greedy (reluctant) regex matching in sed?
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answered Jul 9 '09 at 10:58
chaoschaos
113k3030 gold badges288288 silver badges304304 bronze badges
...
to drawRect or not to drawRect (when should one use drawRect/Core Graphics vs subviews/images and wh
...frame rate on the oldest hardware your app will support. If you can't get 60fps, drop down to CoreGraphics. When you've done this for a while, you get a sense for when UIKit is probably a waste of time.
So, why is Core Graphics fast?
CoreGraphics isn't really fast. If it's being used all the time,...
Finding a substring within a list in Python [duplicate]
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edited Dec 7 '15 at 18:40
matt wilkie
13.3k1919 gold badges6767 silver badges9797 bronze badges
answer...
Output to the same line overwriting previous output?
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Here's code for Python 3.x:
print(os.path.getsize(file_name)/1024+'KB / '+size+' KB downloaded!', end='\r')
The end= keyword is what does the work here -- by default, print() ends in a newline (\n) character, but this can be replaced with a different string. In this case, ending the l...
How to make an unaware datetime timezone aware in python
...ocalize method:
import datetime
import pytz
unaware = datetime.datetime(2011, 8, 15, 8, 15, 12, 0)
aware = datetime.datetime(2011, 8, 15, 8, 15, 12, 0, pytz.UTC)
now_aware = pytz.utc.localize(unaware)
assert aware == now_aware
For the UTC timezone, it is not really necessary to use localize sin...
.keyCode vs. .which
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Note: The answer below was written in 2010. Here many years later, both keyCode and which are deprecated in favor of key (for the logical key) and code (for the physical placement of the key). But note that IE doesn't support code, and its support for key is based...