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Posts on QA

Questions and answers.

How to generate a pair of RSA private and public key in Linux?

By Q A | In QA, Tutorial | Updated on Nov 21, 2019
> How to generate a pair of RSA private and public key in Linux?

Xen: VM failed to boot

By Q A | In QA, Tutorial | Updated on Feb 23, 2020
> Xen: VM failed to boot

How to generate a pair of SSH private key and public key pairs?

By Q A | In QA, Tutorial | Updated on Nov 21, 2019
> How to generate a pair of SSH private key and public key pairs?

How to cat a text file out from a tar archive without having to extracting it?

By Q A | In QA, Tutorial | Updated on Nov 22, 2019
> How to cat a text file out from a tar archive without having to extracting it?

How to mirror a website using wget on Linux?

By Q A | In QA, Tutorial | Updated on Nov 22, 2019
> How to mirror a website using wget on Linux?

How to write to remote side with sudo in rsync?

By Eric Ma | In QA, Tutorial | Updated on Nov 21, 2019
> How to write to remote side with sudo in rsync?

How to write file content with sudo in Vim?

By Q A | In QA, Tutorial | Updated on Nov 22, 2019
> How to write file content with sudo in Vim?

How to rename a branch name in the remote git server?

By Q A | In QA, Tutorial | Updated on Nov 22, 2019
> How to rename a branch name in the remote git server?

How to enable user themes in Ubuntu 18.04?

By Q A | In QA, Tutorial | Updated on Nov 22, 2019
> How to enable user themes in Ubuntu 18.04?

How to get date and time using date command from another timezone in Linux?

By Q A | In QA, Tutorial | Updated on Nov 22, 2019
> How to get date and time using date command from another timezone in Linux?

Fixing the huge emoji icons in Unbuntu 18.04 for Thunderbird

By Q A | In QA, Tutorial | Updated on Sep 18, 2021
> Fixing the huge emoji icons in Unbuntu 18.04 for Thunderbird

How to change the logo shown during booting in Ubuntu?

By Q A | In QA, Tutorial | Updated on Jun 20, 2020
> How to change the logo shown during booting in Ubuntu?

GNOME 3 "Natural scrolling" mouse option does not work

By Q A | In QA, Tutorial | Updated on Nov 22, 2019
> GNOME 3 "Natural scrolling" mouse option does not work

How to install GNOME 3 in Ubuntu MATE 18.04?

By Eric Ma | In QA, Tutorial | Updated on Nov 21, 2019
> How to install GNOME 3 in Ubuntu MATE 18.04?

Installing Zlib Library in Ubuntu Linux

By Q A | In Linux, QA, Tutorial | Updated on Nov 2, 2020
> Installing Zlib Library in Ubuntu Linux

How to add Chinese input method to Unbuntu 18.04?

By Q A | In QA, Tutorial | Updated on Nov 22, 2019
> How to add Chinese input method to Unbuntu 18.04?

File system Inode flags: difference between FS_IOC_GETFLAGS and FS_IOC_FSGETXATT

By sameerkhurd | In QA, Tutorial | Updated on Oct 9, 2020
> File system Inode flags: difference between FS_IOC_GETFLAGS and FS_IOC_FSGETXATT

Port forwarding on local host

By Q A | In QA, Tutorial | Updated on Nov 22, 2019
> Port forwarding on local host

System Call Tracking without ptrace,strace,etc.

By Q A | In QA, Tutorial | Updated on Nov 22, 2019
> System Call Tracking without ptrace,strace,etc.

How to call a function by its name as a string in PHP?

By Q A | In QA, Tutorial | Updated on Nov 22, 2019
> How to call a function by its name as a string in PHP?
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