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Equation (expression) parser with precedence?
...about 100 lines for the parser, 15 lines for a wrapper function) including error reporting, and comments.
You can find a live demo at http://users.telenet.be/bartl/expressionParser/expressionParser.html.
// operator table
var ops = {
'+' : {op: '+', precedence: 10, assoc: 'L', exec: function(l...
ZeroMQ实例-使用ZMQ(ZeroMQ)进行局域网内网络通信 - C/C++ - 清泛网 - 专注C/C++及内核技术
...NULL;
void * pSock = NULL;
//使用tcp协议进行通信，需要连接的目标机器IP地址为192.168.1.2
//通信使用的网络端口 为7766
const char * pAddr = "tcp://192.168.1.2:7766";
//创建context
if((pCtx = zmq_ctx_new()) == NULL)
{
retur...
How do I undo the most recent local commits in Git?
...removal | [--update | -u]] [--intent-to-add | -N] [--refresh] [--ignore-errors] [--ignore-missing] [--chmod=(+|-)x] [--] [<pathspec>…]
– Ashraf.Shk786
Feb 20 '17 at 17:34
...
Bash: Syntax error: redirection unexpected
...-it busybox
/ # nc -l -p 80 <<< "tested like a charm";
sh: syntax error: unexpected redirection
/ # nc -l -p 80 <<EOL
> tested like a charm
> EOL
^Cpunt! => socket listening, no errors. ^Cpunt! is result of CTRL+C signal.
/ # text="tested like a charm"
/ # nc -l -p ...
How can I use optional parameters in a T-SQL stored procedure?
... answered Jul 17 '14 at 16:10
v2hv2h
11
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Is there any way to close a StreamWriter without closing its BaseStream?
...hod fot that!
http://msdn.microsoft.com/EN-US/library/gg712853(v=VS.110,d=hv.2).aspx
public StreamWriter(
Stream stream,
Encoding encoding,
int bufferSize,
bool leaveOpen
)
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(this == null) in C#!
...ng correctly according to the spec (even in Beta 1, this is a compile time error):
§ 7.5.7 This access
A this-access consists of the reserved word this.
this-access:
this
A this-access is permitted only in the block of an instance constructor, an instance method, or an instance...
How to perform static code analysis in php? [closed]
...analysis tool for PHP source files? The binary itself can check for syntax errors, but I'm looking for something that does more, like:
...
Error to install Nokogiri on OSX 10.9 Maverick?
...g_nokogiri.html for help with installing dependencies." Still getting same error.
– Pop-A-Stash
May 6 '14 at 16:58
1
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Command to get nth line of STDOUT
...e a SIGPIPE in the feeding process, which may in turn generate an unwanted error message:
ls -l | sed -n -e '2{p;q}'
I've seen that often enough that I usually use the first (which is easier to type, anyway), though ls is not a command that complains when it gets SIGPIPE.
For a range of lines:
...