The scheduler would just need to have some smarts to explicitly pass script.py, -job-output and the job output as distinct arguments. If the scheduler was able to launch that command directly, without involving the shell, we wouldn't need to care about the shell's syntax. Or without nesting the here-doc in the command substitution: exec 9<<'END_OF_JOB_OUTPUT' However, since the data goes through a command substitution here, any trailing newlines in it are lost. Albert Camus As Eskimo language is to snow, so archaic English is to 'metal objects designed to cause harm'. It is almost impossible to be logical to the bitter end. You could change the here-doc separator to any other string, one that's unlikely to appear in the output. Happy to read and share the best inspirational Cmd C Escape quotes, sayings and quotations on Wise Famous Quotes. though sh -c), after doing a simple text replacement of is replaced by anything that's not END_OF_JOB_OUTPUT barring parsing bugs in the shell related to the here-doc inside a command substitution. But what if we need a quote in it (as is very possibly the case when dealing with regular expressions on the command line - as RegFind needs to!) It turns out that both the VB.NET and the C# way of escaping double quotes in strings work inside command line arguments.If that command line is preprocessed by the scheduler and it then sends it to a shell for execution (e.g. NET environment is removing quotes in our command line. In the command line, but that's another story.) String args = Environment.GetCommandLineArgs() First get the regular list of arguments (#0 is Public static string GetCommandLineArgs() / args will be c:" while it should be c:\
#CMD C QUOTES WINDOWS#
Windows cmd: PS C:UserstomProjekteevaluate> & C:UserstomAppData. / For example, when a program is started with: Hence there is no way of just using a double quote in a debugging argument. Edmund Burke Learn to obey before you command.
#CMD C QUOTES FREE#
Alan Watts If we command our wealth, we shall be rich and free if our wealth commands us, we are poor indeed. / the ending backslash as replaced by a double quote. Martin Luther Never pretend to a love which you do not actually feel, for love is not ours to command. / double quotes *and* the argument ends in a backslash, / When an argument on the command line is surrounded by
If you know you're expecting a file or folder name, you could use the following class (RegName does, anyway!): public class CommandLineParser Which is what is supposed to happen inside a literal C# string, but obviously not in command line arguments.įortunately, the fix is relatively easy. That reeks of some C#-like string syntax bug, since the sequence \" The cause seems to do with escaping the double quote inside command line arguments, because the string "c:\temp\" More specific: when I expected a command line argument that was supposed to end in a backslash, it would end in a double quote instead!
When writing RegName, I stumbled upon a subtle bug unexpected (by me, anyway) behavior in the way. When an executable is started from the command line, or from explorer through Shell integration, you will run into the problem discussed below. I'll return to the subject soon, but in the mean I still wonder whether this is a desirable feature. Enjoy reading and share 13 famous quotes about Powershell Cmd C with everyone. NET tries to allow for double quotes in command line arguments.
#CMD C QUOTES UPDATE#
Update - Slawomir Brzezinski pointed out to me that the 'bug' mentioned below is actually a feature. Using constants for table and column names The command, when run from the prompt, works fine, but needs quoting for its parameter: C:>'C:Program Files (x86)gsuninstgs.Using a FileSystemWatcher from PowerShell.I can do this successfully: // quotes not required around folder with no spaces cmd. c++cmdcommand-line-argumentsmatlabprocess.start. Comparing folder security using PowerShell Im guessing cmd.exe strips some quotes which makes the statement ill-formed. C Process Start needs Arguments with double quotes they disappear. REG and FINDSTR) use the standard escape character of (as used by C, Python, SQL, bash and many other languages.) The escape can cause.
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