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Redirect STDERR / STDOUT of a process AFTER it's been started, using command line?
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ps # look for process xulrunner-stub (in this case we saw the PID in the error above)
silence 5117 # run the script, using PID we found
You could also redirect gdb's output to /dev/null if you don't want to see it.
shar...
Error during installing HAXM, VT-X not working
...nd started installing. However, during the installation process I get this error:
22 Answers
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How to remove the first character of string in PHP?
...et($str[0])
will not work as you cannot unset part of a string:-
Fatal error: Cannot unset string offsets
Code formatting shortcuts in Android Studio for Operation Systems
...Alt + L
macOS: Option + Command + L
Reference: Key Commands and here are all of the commands for Windows/ Linux users and for Mac users.
As Rohit faced a problem in Ubuntu with the format code shortcut, this is due to the Ctrl + Alt + L key being used to lock the screen in Ubuntu.
I found that...
bash: pip: command not found
...ib you want> but before it even tries to find anything online I get an error "bash: pip: command not found".
29 Answers...
What is the purpose of class methods?
...instantiate the class every time I wanted to output a debugging message or error or warning. But I also wanted to encapsulate the functioning of this logging facility and make it reusable without the declaration of any globals.
So I used class variables and the @classmethod decorator to achieve th...
join list of lists in python [duplicate]
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@ZachEstela, I'm happy to see someone call this unpythonic. It seems like many techniques others like to call pythonic are not easily understood at first glance. Readability is one of the things that makes Python attractive to me. This solution is cool, and pro...
Python append() vs. + operator on lists, why do these give different results?
...quences) by concatenating the element. The append-method however does literally what you ask: append the object on the right-hand side that you give it (the array or any other object), instead of taking its elements.
An alternative
Use extend() if you want to use a function that acts similar to the ...
Fastest hash for non-cryptographic uses?
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There's a minimal off-by-one error at the end. strlen($characters) should be strlen($characters) - 1 :)
– MM.
May 7 '13 at 8:58
a...
C# Stream流使用总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...rt();//启动
Socket sock=lis.AcceptSocket();//阻塞，直到有客户端连接
NetworkStream networkStream = new NetworkStream(sock);//得到Socket中的流
if (netStream.DataAvailable) //如果客户端发送了消息
{
byte[] data = new byte[1024]; //定义一个字节数组，用...