Quick Context If you’re looking to secure your online activities or connect remote devices to your network, setting up OpenVPN on your VPS is a solid choice. This guide will walk you through the setup process step-by-step. Step 1: Prepare Your VPS First things first, let’s make sure your VPS is up-to-date. Connect to your server via SSH and run:…
Read More »Whenever you start Apache, it keeps crashing with error “semget: No space left on device”. Apacha error_log shows: # tail /etc/httpd/logs/error_log semget: No space left on device semget: No space left on device [Wed Sep 12 10:54:27 2007] [warn] pid file /usr/local/apache/logs/httpd.pid overwritten — Unclean shutdown of previous Apache run? semget: No space left on device [Wed Sep 12 10:56:27…
Read More »Sometimes you need an easy way to count number of lines in a text file. For example, how many lines in a .csv file. Easy: wc -l somefilename.csv You can also count number of characters in a file using “wc”: wc -m somefilename.txt Or number of words: wc -w somefilename.txt Explore the possiblities of “wc”: # wc –help Usage: wc…
Read More »Your default editor is vi and you don’t have time to learn the most powerful Linux editor (vi). Here is how to set your default editor, whether its nano, pico or back to vi. You can set your default editor to pico or nano, its more simple than vi (in my personal opinion). Other case: default editor is vi, but…
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