I’m automating the file creation from a bash script. I generated a file rc_notes.txt which has commit messages from two tags and want to re-write that in a new file as rc_device.txt. I want the user to write the customer release notes and exit from the BASH STDIN that I prompt in the terminal. The problem in my script is
Tag: terminal
Dedicated CoreNLP Server Control Issues
Question: How can I confirm whether or not my “Dedicated Server” is running properly? Background: I am working to get a ‘Dedicated CoreNLP Server’ running on a stand-alone Linux system. This system is a laptop running CentOS 7. This OS was chosen because the directions for a Dedicated CoreNLP Server specifically state that they apply to CentOS. I have followed
Copy numbered image files where number is less than X
I have a folder of 10,000 JPEg’s labeled 1.JPG to 10000.JPG. I want to copy all files that have a number less than (or greater than) X to another directory. What’s the best way to do this from the command line? Answer A simple brace expression would zap this, here I am guessing at your number range of course: More
How to stop backspace from appearing in nCurses using C?
I am currently writing an ncurses shell and in order to read input it is important to read it character by character and hence I am using the mvwgetch command. And incrementing a counter as it reads character by character. The problem is that whenever I press a an arrow key or a backspace their output is being printed. So,
How to log to file inside brackground “watch” command?
I trying to set a watch task running in background and printing to a log file, but when i use the command in background, the files is not written. This is the command that i’m using: then the terminal prints: i try to kill the process: so i want to see the log: But the file is empty ☹️. What
Trouble passing static string as REGEXP with csplit
I’m on a Linux terminal and struggling to split a large text file into several smaller files. I’m trying with csplit, but csplit demands that the delimiter pattern is passed as a REGEXP. The static delimiter pattern is , lorum ipsum. How do I write that as a REGEXP? After reading a bit, I would expect /’^, lorum ipsum$’/ to
Searching and selecting strings from a file
I have a trouble in separating few exact ‘fields’ with strings and then putting them into .txt file. I need to extract ‘nologin’ users from /etc/passwd file and that is an easy step. I’m using this command: cat command gives me for example: and it is saved to file1.txt Now I have to extract from file1.txt a number (2, 3,
adb from Android Studio and terminal are not usable simultanously
I’m using Linux Mint and I have an annoying problem with my adb: I can use adb either from Android Studio (Android Monitor) or in terminal, but not both at the same time. Even the Android Studio Terminal found no devices if Android Monitor in Android Studio was running. The workaround is to exit Android Studio and type ‘adb kill-server’
sudo: effective uid is not 0, is sudo installed setuid root? (on mac os x 10.12)
So I’m a bit of a terminal noob so bear with me but I was trying to update brew to install something, so I ran: brew update and got Error: /usr/local must be writable! Wasn’t really sure what that was about so I tried running sudo brew update and got sudo: effective uid is not 0, is sudo installed setuid
Using crontab in linux to display a message everytime you open terminal?
I want to display message in terminal: “Welcome!” when someone opens the terminal Answer To print a message when opening a terminal (or logging in via ssh) you should use the message of the day (/etc/motd). You could use cron to overwrite this file at specific times, and so users will see the current message when they log in: