Notes, fixes and guides.
Sixteen years of working notes — Linux and networking, Django and Laravel deployment, SwiftUI, AWS. Written down mostly so I can find them again.
Two Useful Commands for Your Linux Server
Want to back up files and documents on your laptop or desktop PC to a server? Assuming both machines run Linux, you can do that with just one…
Check your unread messages in Gmail, from terminal
Using the following command, you can check your unread messages in gmail, from terminal:$ curl -u username --silent "https://mail.google.com/mail/feed/atom" | perl -ne 'print "\t" if //; print "$2\n"…
SystemRescueCd: A Complete System Rescue Disk Based on Linux
SystemRescueCd is a Linux system rescue disk available as a bootable CD-ROM or USB stick for administrating or repairing your system and data after a crash.It aims to…
LuckyBackup: A Powerful, Fast and Reliable Backup & Sync Linux Tool
LuckyBackup is a backup and sync application running on Linux and Mac OSX, powered by the rsync tool.It is simple to use, fast (transfers over only changes made…
Disable NTP sync during boot (USplash) in Ubuntu Linux
The Network Time Protocol (NTP) is a protocol for synchronizing the clocks of computer systems over packet-switched, variable-latency data networks. NTP uses UDP port 123 as its transport…
Enable Flash support in Google Chrome for Linux
If you want to have Flash support in Google Crome, the Linux version, you can enable it like this:Make a plugins directory in the Google Chrome foldersudo mkdir…
How to use a swapfile to increase the swap space of your linux system (ubuntu, centos, debian, etc..)
You you have alloted a low space while installing, or you have upgraded your RAM, or you think you need some more swap space then what will you…
Advanced gmail notifier for linux – Checkgmail
Advanced gmail notifier for linux - Checkgmail - lets you control emails from the notification areaCheckgmail Checkgmail is an application that stays in your notification area and whenever…
Removing a Swap File
To remove a swap file: At a shell prompt as root, execute the following command to disable the swap file (where /swapfile is the swap file): # swapoff…
Removing an LVM2 Logical Volume for Swap
The swap logical volume cannot be in use (no system locks or processes on the volume). The easiest way to achieve this it to boot your system in…
Reducing Swap on an LVM2 Logical Volume
To reduce an LVM2 swap logical volume (assuming /dev/VolGroup00/LogVol01 is the volume you want to extend): Replace /dev/VolGroup00/LogVol01 with your HD partition. Disable swapping for the…
Removing (or reducing) Swap Space of your linux system
Sometimes it can be prudent to reduce swap space after installation. For example, say you downgraded the amount of RAM in your system from 1 GB to 512…