To use the DATA filehandle twice you need to rewind it. The tricky bit is that if you do seek(DATA, 0, 0), it’ll be positioned to the first source line, not the line after __DATA__. Therefore you need to save the position first: my $data_start = tell DATA; # save the position print while (<DATA>); … Read more
Please see the answer regarding openhandle() from Scalar::Util. The answer I originally wrote here was once the best we could do, but it’s now badly outdated.
This is what worked for me (using Windows). It is basically the same procedure as commented by ali haider, but with more details… Using Windows command prompt: tasklist | findstr java (“findstr” is a command line utility for Windows similar to “grep” in Linux) Search for any lines with ‘java’ and note the PID of … Read more
The answer to that question depends somewhat on the particular Python implementation. To understand what this is all about, pay particular attention to the actual file object. In your code, that object is mentioned only once, in an expression, and becomes inaccessible immediately after the read() call returns. This means that the file object is … Read more