How to search multiple pdf documents for words on Linux

When it comes to searching text within a PDF document, pretty much every PDF reader supports it. However, it becomes tricky when there are more than one PDF document to search. While the official Adobe Reader offers multiple PDF search functionality (i.e., searching all PDF files in a directory), it has discontinued on Linux. None […]
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How to monitor stock quotes from the command line on Linux

If you are one of those stock investors or traders, monitoring the stock market will be one of your daily routines. Most likely you will be using an online trading platform which comes with some fancy real-time charts and all sort of advanced stock analysis and tracking tools. While such sophisticated market research tools are […]
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How to create dialog boxes in an interactive shell script

When you install new software in the terminal environment, you may often see informative dialog boxes popping up, accepting your input. The type of dialog boxes ranges from simple yes/no dialog to input box, password box, checklist, menu, and so on. The advantage of using such user-friendly dialog boxes is obvious as they can guide […]
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How to create a cool terminal dashboard in Linux

Are you looking for new ways to display information in Linux? Is Conky is too mainstream for you? Are you looking for something more geeky and flexible than screenFetch? Then maybe you should consider making a dashboard in your terminal. And for this, I like to use Hubble, a small application based on the Node […]
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What is a good command-line calculator on Linux

Every modern Linux desktop distribution comes with a default GUI-based calculator app. On the other hand, if your workspace is full of terminal windows, and you would rather crunch some numbers within one of those terminals quickly, you are probably looking for a command-line calculator. In this category, GNU bc (short for “basic calculator”) is […]
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What are useful CLI tools for Linux system admins

System administrators (sysadmins) are responsible for day-to-day operations of production systems and services. One of the critical roles of sysadmins is to ensure that operational services are available round the clock. For that, they have to carefully plan backup policies, disaster management strategies, scheduled maintenance, security audits, etc. Like every other discipline, sysadmins have their […]
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What are better alternatives to basic command line utilities

The command line can be scary especially at the beginning. You might even experience some command-line-induced nightmare. Over time, however, we all realize that the command line is actually not that scary, but extremely useful. In fact, the lack of shell is what gives me an ulcer every time I have to use Windows. The […]
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How to access Linux command cheat sheets from the command line

The power of Linux command line is its flexibility and versatility. Each Linux command comes with its share of command line options and parameters. Mix and match them, and even chain different commands with pipes and redirects. You get yourself literally hundreds of use cases even with a few basic commands, and it’s hard even […]
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