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Does Java have something like C#'s ref and out keywords?
...n change internals to the array or object and it will be reflected in the caller.
– Romain Hippeau
May 10 '10 at 21:27
12
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Ruby on Rails: Delete multiple hash keys
...re unaware of the Hash#except method ActiveSupport adds to Hash.
It would allow your code to be simplified to:
redirect_to my_path(params.except(:controller, :action, :other_key))
Also, you wouldn't have to monkey patch, since the Rails team did it for you!
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Returning binary file from controller in ASP.NET Web API
...rn result;
}
A few things to note about the stream used:
You must not call stream.Dispose(), since Web API still needs to be able to access it when it processes the controller method's result to send data back to the client. Therefore, do not use a using (var stream = …) block. Web API will di...
What is the difference between __init__ and __call__?
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edited Jul 10 at 14:09
answered Mar 12 '12 at 8:13
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Find the PID of a process that uses a port on Windows
...t on Windows (e.g. port: "9999")
netstat -aon | find "9999"
-a Displays all connections and listening ports.
-o Displays the owning process ID associated with each connection.
-n Displays addresses and port numbers in numerical form.
Output:
TCP 0.0.0.0:9999 0.0.0.0:0 LISTENING...
Finding quaternion representing the rotation from one vector to another
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Be aware that this does not handle the case of parallel vectors (both in the same direction or pointing in opposite directions). crossproduct will not be valid in these cases, so you first need to check dot(v1, v2) > 0.999999 and dot(v1, v2) < -0.999999, respectively, ...
SEH stack 结构探索（1）--- 从 SEH 链的最底层（线程第1个SEH结构）说起 -...
...ptr [ebp+0Ch]
772e9d0d ff7508 push dword ptr [ebp+8]
772e9d10 e806000000 call ntdll32!__RtlUserThreadStart (772e9d1b)
772e9d15 cc int 3
772e9d16 90 nop
772e9d17 90 nop
772e9d18 90 nop
772e9d19 90 n...
os.path.dirname(__file__) returns empty
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Sven MarnachSven Marnach
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How do I flag a method as deprecated in Objective-C 2.0?
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answered Oct 11 '10 at 18:02
Shay ErlichmenShay Erlichmen
30.8k77 gold badges6262 silver badges8686 bronze badges
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How to pass values between Fragments
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I tried step 5, That i'm calling listactivity from fragment and after selecting item from that activity, i want to come back in fragment with selected file name. But its not working, its giving me Nullpointer Exception at onCreateView. Any solution on...