Tag Archives: Linux

Linux Monitor Processes Primer Tutorial

Linux (or Unix) servers have a “top” command for monitoring processes. It’s top … chortle, chortle. When you are analyzing performance it can be that a live monitoring of a web server, for instance, might tell you more than a … Continue reading

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PHP/HTML/Javascript Password Protect Image Primer Tutorial

So you’ve seen the title of this blog post, but supposing you were to forget that, and link the concepts below … what would you have thought it was about? HTML/Javascript onerror event for img tag (Image) file permissions at … Continue reading

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Linux Diskutil Primer Tutorial

Linux (or Unix) is an operating system whose very essence revolves around files. Files are stored on Disks and Volumes and you see this in play when we analyze the diskutil command that we access in a Linux environment on … Continue reading

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Rename Scenarios in Linux Shell Script Primer Tutorial

Linux (or Unix) is a command line environment that is really powerful regarding file management. This power is no surprise as the basis of Unix and hence, Linux, is that files are at the heart of the design of the … Continue reading

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PHP/Javascript Hangman Game Tutorial

Do you like word games? Today’s game is well known to lots of people … Hangman. It uses English words, based on the dictionary arrangements at its (web) server. Maybe it would be a good game to learn English vocabulary. … Continue reading

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Linux Background Primer Tutorial

Linux (or Unix) is a command line environment that supports interactive and non-interactive task management. Often non-interactive tasks are known as batch processes, often intended not to rely on any user intervention, unless there is a problem. In the pre-GUI … Continue reading

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PHP Show Linux Processes Primer Tutorial

The Linux (or unix) command ps shows process information at the command line of a Linux (or unix) operating system. The performance of your Mac laptop or web server can be monitored, albeit in a non-GUI rather crude way using … Continue reading

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Linux diff Primer Tutorial

The Linux (or unix) command diff is a powerful command line tool that does file comparisons at the command line of a Linux (or unix) operating system. When you are coding this type of tool can be very important. You … Continue reading

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