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Does it make sense to use “as” instead of a cast even if there is no null check? [closed]
... of a normal cast wrapped with a try-catch block. Moreover, use of as is recommended over a type check followed by a cast. Instead of:
if (x is SomeType)
((SomeType)x).SomeMethod();
which generates an isinst instruction for the is keyword, and a castclass instruction for the cast (effectively ...
Eclipse java debugging: source not found
...d have the JVM use the project instead.
EDIT: Note that as of 2018 it is common to use a build framework like Maven, where the build path is managed by the m2e plugin so this problem should be very less frequent than when the question was asked. If you use Maven and m2e, make sure to enable Prefer...
Search and replace in Vim across all the project files
...
Installed it, I see the other commands like :Gsearch and :Gbuffersearch exist, but when I type :Greplace I get Not an editor command: Greplace.
– Ramon Tayag
Jul 2 '11 at 8:46
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VIM Disable Automatic Newline At End Of File
... we all have to work on windows. I use vim, and everyone in the shop keeps complaining that whenever I edit a file there is a newline at the bottom. I've searched around and found that this is a documented behavior of vi & vim... but I was wondering if there was some way to disable this feature. (...
Value of type 'T' cannot be converted to
...
Even though it's inside of an if block, the compiler doesn't know that T is string.
Therefore, it doesn't let you cast. (For the same reason that you cannot cast DateTime to string)
You need to cast to object, (which any T can cast to), and from there to string (since...
FontAwesome icons not showing. Why?
...Under your reference, you have this:
<link href="//maxcdn.bootstrapcdn.com/font-awesome/4.1.0/css/font-awesome.min.css" rel="stylesheet">
Specifically, the href= part.
However, under your full html is this:
<link src="http://maxcdn.bootstrapcdn.com/font-awesome/4.1.0/css/font-awesome.m...
Capture Video of Android's Screen
...s limited to a maximum of 3 minutes.
Reference: https://developer.android.com/studio/command-line/adb.html#screenrecord
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Pinging servers in Python
...tting the operating system name
import subprocess # For executing a shell command
def ping(host):
"""
Returns True if host (str) responds to a ping request.
Remember that a host may not respond to a ping (ICMP) request even if the host name is valid.
"""
# Option for the numbe...
What are the correct version numbers for C#?
...res: late binding (dynamic), delegate and interface generic variance, more COM support, named arguments, tuple data type and optional parameters
C# 5.0 released with .NET 4.5 and VS2012 (August 2012). Major features: async programming, caller info attributes. Breaking change: loop variable closure.
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join list of lists in python [duplicate]
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This explains what's happening with the *a: stackoverflow.com/questions/5239856/foggy-on-asterisk-in-python (it sends the elements of a as arguments to chain, like removing the outer [ and ]).
– Evgeni Sergeev
Jan 9 '14 at 6:00
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