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Azienda News:
- What is the purpose of the do keyword in Bash for loops?
89 What is the purpose of the do keyword in Bash for loop syntax? To me, it feels redundant for i in `seq 1 2`; do echo "hi"; done Why isn't the syntax like this? for i in `seq 1 2`; echo "hi"; done I'm sure that it does fill a purpose I just want to learn
- Why do we use . (dot slash) to execute a file in Linux UNIX?
Why do we use filename to execute a file in linux? Why not just enter it like other commands gcc, ls etc
- bash - What does 2 gt; 1 mean? - Stack Overflow
To combine stderr and stdout into the stdout stream, we append this to a command: 2 gt; amp;1 For example, the following command shows the first few errors from compiling main cpp: g++ main cpp 2
- Between while and do in shell script - Unix Linux Stack Exchange
3 As an example of this being taken to extremes, usr bin tzselect typically has about 70 lines of code between the while and the do of the main loop which includes case statements and command substitution, and a single line between the do and the done
- What does gt; do vs gt; gt;? - Unix Linux Stack Exchange
I am currently doing preparation for my GCSE computing controlled assessment on Linux I type ls gt; list and ls gt; gt; list into the command line, but it does not do anything I have googled it
- Execute vs Read bit. How do directory permissions in Linux work?
In my CMS, I noticed that directories need the executable bit (+x) set for the user to open them Why is the execute permission required to read a directory, and how do directory permissions in Linux
- Find all files containing a specific text (string) on Linux
How do I find all files containing a specific string of text within their file contents? The following doesn't work It seems to display every single file in the system find -type f -exec grep -H '
- What is the purpose of in a shell command? - Stack Overflow
They should return 0 if they exit successfully, or greater than zero if they do not This allows a limited amount of communication between processes The is referred to as in the posix shell grammar, which is part of an and_or list of commands, which also include the which is an with similar semantics Grammar symbols, quoted from the
- How do I access the WSL Linux file system from Windows?
It's almost acceptable I tried webrick and puma (as well as passenger and unicorn, which don't work yet) So, if I'm going to host my source code in home pupeno, how do I access from Windows applications such as RubyMine? For the record, this is the application being served from the Windows file system: and this is the Linux file system:
- What does systemctl daemon-reload do? - Unix Linux Stack Exchange
I have a service that stopped suddenly I tried to restart that service but failed and was asked to run: systemctl daemon-reload What does it exactly do? What is a daemon-reload?
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