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Learn programmign: How to write If else statement in C Program

Knowning how to program in C is a good desicion. Learn here how the if else statement works. See some examples to learn with more details how C code works.

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How to search for a package in Arch Linux

In this tutorial we are going to explain how to use pacman and pkgfile to search for packages in Arch Linux. With pacman use "pacman -Ss packageName" and with pkgfile use: "sudo pacman -S pkgfile". Check here for more details on how to use and install the tools.

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How to set chmod for a directory and all of its subdirectories and files using the Ubuntu terminal?

You can use the parameter -R to apply permission recursively on all directories using chmod. If you only want to apply the execution permission to subdirectories use the option a+rX, check here for more details.

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Linux: How to use ufw to block visitors by country?

Learn hot to block users by country or region on Linux using a list of IPs.

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Ping localhost error in Linux

Learn different solutions to the error "ping: unknown host localhost". Usually some networking configuration was changed by mistake like in /etc/hosts.

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Nessus localhost port

Nessus default port is 8834. https://localhost:8834

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SOLVED: configure-error-cannot-find-lzma-header

./configure return the error configure: error: lzma header files not found. Also checking for lzma.h... no. To fix this issue install with apt the following package...

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How to find all files containing specific text on Linux? (grep, ack and ag usage examples)

Have you ever struggle to use the command *find* in linux and it doesn't work as expected? Here we explain the proper way of finding text in multiple files. We also show you the fastest tool to search in git repositories.

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AMD Video card not detected after bios mod (rx470, rx480,rx570,rx580 affected models)

For cryptocurrency mining it's very common to modify the bios to improve hashrate performance on AMD video card. With latest AMD drivers the card will not be detected since thew BIOS checksum will not be valid. We explain alternatives to continue using your card with bios mod in this article.

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SOLVED: tmux: invalid LC_ALL, LC_CTYPE or LANG

When running tmux the error "tmux: invalid LC_ALL, LC_CTYPE or LANG" is returned. Check this easy steps to fix this issue. you need to execute first apt-get install locales and then ...