In order to clean a log file, some users simply delete the old file and create a new log file. There are however many ways to remove the content of the log file without having to open it. Make sure (more…)
In this short tutorial, you will see how to replace a string in one or multiple files on Linux/Ubuntu and similar distros. We will consider simple cases only in this article. (more…)
In this short tutorial, we cover see some simple commands that will help users learn how to open a file in linux or view its contents on the command line. (more…)
To switch users in one terminal session, you could use the su command : (more…)
In this short article, we will see how to empty buffers and cache on a Linux/Ubuntu system. (more…)
Sometimes on Linux Ubuntu/Debian, we want to know in advance what version would we obtain before actually installing a specific package. Using simple tools like aptitude and apt-get makes this very easy to achieve. (more…)
Oftentimes you need to run a command every X seconds on Linux. Granted you can use cron but unfortunately, it does not handle time granularities of less than a minute. (more…)
Sometimes when users try to install an application by executing the usual apt command on Ubuntu, they get the following error: (more…)
Sometimes we want to see the sizes of files as returned by the ls command displayed in some reasonable format or in other words in human readable presentation.
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To zip all files in a given directory on Linux with the zip tool, you can use * with the zip command. This will take care of files with and without extensions since extensions are not so special on (more…)
