Category Archives: Programming Languages

A bash builtin command named “enable” to enable or disable a bash builtin command

[bash light=”true”] $command $echo $? 0 $enable -n command $command bash: command: command not found $echo $? 127 $enable command $command $enable -n enable $enable bash: enable: command not found $ [/bash] RELATED SOURCE CODE EXPOSURE [c light=”true”] /* Enable/disable shell commands present in LIST. If list is not specified, then print out a list …

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Command for PHP information and configuration

[php] $php –info phpinfo() PHP Version => 7.3.0RC3 System => Linux debian 4.17.0-3-amd64 #1 SMP Debian 4.17.17-1 (2018-08-18) x86_64 Build Date => Oct 15 2018 09:53:04 Server API => Command Line Interface Virtual Directory Support => disabled Configuration File (php.ini) Path => /etc/php/7.3/cli Loaded Configuration File => /etc/php/7.3/cli/php.ini Scan this dir for additional .ini files …

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fold: Wrap input lines to fit in specified width

$cat test.pl use strict; use File::Rename (); use Pod::Usage; main() unless caller; sub main { my $options = File::Rename::Options::GetOptions or pod2usage; mod_version() if $options->{show_version}; pod2usage( -verbose => 2 ) if $options->{show_manual}; pod2usage( -exitval => 1 ) if $options->{show_help}; @ARGV = map {glob} @ARGV if $^O =~ m{Win}msx; File::Rename::rename(\@ARGV, $options); } sub mod_version { print __FILE__ …

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Calling an external command in Python

$pwd /home/jeffrin/beautifulwork/github $ls beautifulwork-github.php beautifulwork-github.py $ls -l total 8 -rw-r–r– 1 jeffrin jeffrin 414 Dec 10 2016 beautifulwork-github.php -rw-r–r– 1 jeffrin jeffrin 1300 Dec 10 2016 beautifulwork-github.py $cat ../../ls.py from subprocess import call call([“ls”, “-l”]) $python ../../ls.py total 8 -rw-r–r– 1 jeffrin jeffrin 414 Dec 10 2016 beautifulwork-github.php -rw-r–r– 1 jeffrin jeffrin 1300 Dec 10 …

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