Before installing gnuplot, I set the environment variable GNUPLOT_DRIVER_DIR = /home/gnuplot/build/src. During the installation, something went wrong. I want to remove the GNUPLOT_DRIVER_DIR environment variable. How can I achieve it? 5 unset is the command you’re looking for. unset GNUPLOT_DRIVER_DIR
I have a C++ application, running on Linux, which I’m in the process of optimizing. How can I pinpoint which areas of my code are running slowly? 1 19 If your goal is to use a profiler, use one of the suggested ones. However, if you’re in a hurry and you can manually interrupt your … Read more
I would like to change the permissions of a folder and all its subfolders and files in one step (command) in Linux. I have already tried the below command but it works only for the mentioned folder: chmod 775 /opt/lampp/htdocs Is there a way to set chmod 755 for /opt/lampp/htdocs and all of its content … Read more
Closed. This question does not meet Stack Overflow guidelines. It is not currently accepting answers. Want to improve this question? Update the question so it’s on-topic for Stack Overflow. Closed 3 years ago. Improve this question I want to make a symbolic link in Linux. I have written this Bash command where the first path … Read more
I’m interviewing for a job as a WordPress Developer. I’ve only been working with WP for a year now and feel I have a good overview, as in how to set it up, what functions.php does, where to modify themes, etc.. But the interview I have next week is going to be asking me all … Read more
I am trying to print a text in the terminal using echo command. I want to print the text in a red color. How can I do that? 3 33
How can I recursively find all files in current and subfolders based on wildcard matching? 1 18 Use find for that: find . -name “foo*” find needs a starting point, and the . (dot) points to the current directory.
Want to improve this post? Provide detailed answers to this question, including citations and an explanation of why your answer is correct. without enough detail may be edited or deleted. I’m trying to find a way to scan my entire Linux system for all files containing a specific string of text. Just to clarify, I’m … Read more
EDIT It turns out that I was barking up the wrong tree trying to edit .htaccess, as nginx doesn’t use it. What I apparently need to do is edit my .conf file. Before I read this, my_app.conf looked like this: upstream backend { server unix:/u/apps/my_app/tmp/php.sock; } server { listen 80 default; root /u/apps/my_app/www; index index.php; … Read more
How can I use ant to execute commands on linux?
