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How to replace text between quotes in vi
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183
Use ci", which means: change what inside the double quotes.
You can also manipulate other t...
MySQL Select Date Equal to Today
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answered Oct 1 '12 at 17:07
BarmarBarmar
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How to execute an external program from within Node.js?
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140
var exec = require('child_process').exec;
exec('pwd', function callback(error, stdout, stderr)...
Python how to write to a binary file?
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131
This is exactly what bytearray is for:
newFileByteArray = bytearray(newFileBytes)
newFile.wri...
Html.RenderPartial giving me strange overload error?
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1 Answer
1
Active
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Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...发现解释器居然不到200k，这是多么地变态啊（/bin/sh都要1M，MacOS平台），而且能和C语言非常好的互动。我很好奇得浏览了一下Lua解释器的源码，这可能是我看过最干净的C的源码了。
我不想写一篇大而全的语言手册，一方面是...
How can I determine whether a Java class is abstract by reflection
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edited Dec 2 '10 at 4:43
answered Jul 2 '09 at 7:01
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GetType() can lie?
... code from the MSDN for the GetType() method) you could indeed have:
int n1 = 12;
BadFoo foo = new BadFoo();
Console.WriteLine("n1 and n2 are the same type: {0}",
Object.ReferenceEquals(n1.GetType(), foo.GetType()));
// output:
// n1 and n2 are the same type: True
so, yikes, ...
Why is $$ returning the same id as the parent process?
...bash 4, you can get the process ID of the child with BASHPID.
~ $ echo $$
17601
~ $ ( echo $$; echo $BASHPID )
17601
17634
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follow
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Pass variables to Ruby script via command line
...his:
ARGV.each do|a|
puts "Argument: #{a}"
end
then
$ ./test.rb "test1 test2"
or
v1 = ARGV[0]
v2 = ARGV[1]
puts v1 #prints test1
puts v2 #prints test2
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