How to Upgrade to Ubuntu 22.04
Firstly, you need to install the update manager and configure its release-upgrade file. After that, use the “sudo do-release-upgrade” command to upgrade.
Firstly, you need to install the update manager and configure its release-upgrade file. After that, use the “sudo do-release-upgrade” command to upgrade.
The “cd” command is used in switching between various directories. It is used alongside the name of the directory to go up one directory.
The “str()”, “json.dumps()”, “pickle.dumps()”, and For loop (with “.join()” and “.items()”) can be used to convert the dictionary to string.
Google Docs provides the “Table of contents” option from the “Insert” tab of the menu bar to create a table of contents in any document.
Google Docs provides the “New” button from the “Drawing” option to insert word art. The styles can be added to these word art as well.
Google Docs provides the “Format” button and “Insert” button to add a border. The borders can also be customized as per the user’s requirements.
In Google Docs, select the “Image” option and the “Drawing” tool to set the background image in the document. Moreover, users can add text in front of images.
In Google Docs, the “Folder” button is used to create a folder via the “Move” icon. Moreover, the “New” button in Google Drive creates a folder as well.
You can use the “Make available offline” option to work offline in Google Docs/Sheets. A single file can also be optioned for offline working.
Google Docs allows users to add footnotes or endnotes by pressing the “Footnote” option from the “Insert” tab and shortcut key “CTRL+ALT+F”.
The “Doc Tools” extension is used to alphabetize text. It generates the sorted list in alphabetical order. The order could be ascending/descending.
To set up a LAMP stack on Ubuntu 22.04, install the Apache web server, and MySQL server, then add ondrej PPA repository and install PHP.
Kernel is an important part of the operating system that is mainly responsible for the entire communication between the hardware and software of the computer.
Firstly, install Rufus and download the ISO of Ubuntu 22.04. After that, make the USB bootable. Plugin the USB into the machine to install Ubuntu 22.04.
To remove or delete a PPA repository in Ubuntu 22.04, use “add-apt-repository”, “ppa-purge” commands, or the “Software & Updates” application.
To install Ubuntu on Raspberry Pi, Flash ISO file on a USB/SD card, write Ubuntu on Raspberry Pi, connect USB to it, and start installing Ubuntu.
In Python, the “bin()” function, “format()” function, “f-string()” function, and “str.format()” method can be used to convert an integer to binary.
In Python, built-in functions like “str()”,”format()”, and the “f-string” methods are used as an equivalent of the “tostring()” function.
In Python, one line for a loop is used to perform multiple operations in a single line. The one-line for loop operations reduces the space and amount of code.
Google Docs provides the “Move to trash” option from the “File” tab and the “Remove” option to delete the current or existing document in Google Docs.
In Google Docs, page numbers are added by selecting the “Page numbers” option from the “Format” button as well as the “Insert” button.
Google Docs provides a feature to find and replace text from the “Menu bar” and shortcut key “CTRL+H”. These methods are useful to replace single/all instances.
The built-in template of Google Docs is utilized to set up the “MLA” format. You need to add the “MLA” format from the template gallery.
The “Indentation options” and the “ruler adjustment” can be used to carry out the hanging indent phenomenon in Google Docs.
The “Toolbar” and “Menu bar” are utilized to select the “Double” option for inserting the double spaces between the text lines of Google Docs.
In Google Docs, the “Delete” and “Backspace” buttons are utilized to delete the upcoming and previous pages, respectively.
Google Docs allow users to delete all documents by “Sequential order” and “Delete All Documents at Once”. These methods resolve the storage issue of Drive.
In Python, the append() method, For Loop method, List initializer, and the comprehension list methods are used to create a list of lists.
On Ubuntu 22.04, OpenSSH can be installed and enabled using “sudo apt install openssh-server” and “sudo systemctl enable –now ssh” commands, respectively.
Use the “sudo apt install chromium-browser” command to install Chromium. Or utilize the “sudo snap install chromium” from the snap store.
The du and df commands can be used to check the disk space on Ubuntu 22.04. You can also use the Disks application to examine disk space via GUI.
To install Git on Ubuntu 22.04, use the command “sudo apt install git”. If you add the PPA repository, you will get the latest version of Git.
GCC can be installed on Ubuntu 22.04 using “sudo apt install gcc” or “sudo apt install build-essential”. For GCC-12, you can use “sudo apt install gcc-12”.
An FTP server can be installed on Ubuntu 22.04 using the command “sudo apt install vsftpd”. It is a client-server network protocol used to transfer files.
The Network can be restarted on Ubuntu 22.04 using the CLI (nmcli command or restarting NetworkManager.service) or GUI (wired network connection).
Discord can be installed on Ubuntu 22.04 using Graphical User Interface (Ubuntu software store) and Command Line Interface (.deb package).
Use “sudo snap install plexmediaserver” to install Plex via a snap or use the “sudo apt install plexmediaserver” command after adding the Plex repository.
Gnome Tweaks can be installed on Ubuntu 22.04 using Command Line Interface (APT package manager) or Graphical User Interface (Ubuntu software store).
Network configuration on Ubuntu 22.04 can be performed using the NMTUI command-line utility or Graphical User Interface.
Hyper Terminal can be installed in Ubuntu 22.04 using Command Line Interface. It downloads and installs the .deb package of Hyper terminal.
Node.js and Npm can be installed on Ubuntu 22.04 using “sudo apt install nodejs” from the default repository or NodeSource script.
Google Drive can be accessed on Ubuntu 22.04 by installing the Google-Drive-ocamlfuse or by using the online accounts support of Ubuntu 22.04.
The built-in extensions “Google Docs Dark Mode” from the Web Store and “Google Flags” are employed to enable the dark mode in Google Docs.
Google Docs provides the “Subscript” feature and “Special characters” from the “Menu” bar to apply the subscript to text.
In Python, the “is operator”, “isinstance()” method, “Try-Except Block”, and “Dictionary” is used to check if a Variable Is None.
In Python, the “type” returns the variable type, whereas the “isinstance” checks the presence of value in the specific datatype.
The “Ruler”, “Indentation options”, and “Indent buttons” are utilized to indent citations in the selected text of Google Docs.
The word count is checked by selecting the “Word count” option from the “Tool” tab and shortcut key “CTRL+SHIFT+C” in Google Docs.
In Google Docs, the text is strikethrough by selecting the “Strikethrough” option from the “Format” tab, or the “ALT+SHIFT+5” shortcut key can also be used.
In Python, you can print variables using the “f-string” method, “string concatenation” method, and “.format()” function.
In Python, you can remove substrings from strings using the built-in replace() method, loop with replace() method, and by index number method.
In Python, a few built-in functions like “strip()”, “rstrip()”, “lstrip()” and “replace()” are used to remove the new line from a string.
The “modulenotfounderror no module named ‘django’” problem is invoked when the package is not installed on your system or installed globally.
The “Temporary failure in name resolution” issue occurs when the “resolve.conf” file is not configured or the ports “53” and “43” are blocked on your system.
In Linux, the “GCC” and “G++” compilers can be used to compile a C++ program using the name of the file to be compiled with the “lstdc++” option in “GCC”.
The “Laserjet MFP M130fn cannot scan” error occurs due to the missing driver “hplip” or a missing plugin “hp-plugin” and they can be installed using a terminal.
The error “kex_exchange_identification: Connection closed by remote host” occurs when the server’s connection with the receiver is interrupted.
The error “find: missing argument to exec” can occur due to incorrect syntax as well as when trying to deal with multiple arguments for “exec”.
To fix the “failed to initialize nvml: driver/library version mismatch” error, the kernel version needs to match the corresponding Nvidia driver version.
The error “system limit for number of file watchers reached” occurs when handling projects in various environments and exceeding the maximum watcher limit.
The error “undefined reference to std cout” occurs due to missing headers or due to issues with the gcc compiler. Simply add the header or use g++ compiler.
The “command not found: docker compose” error can often occur due to the absence of docker compose on your system or due to syntax problems.
The “gzip: stdin: not in gzip format” problem is invoked when a file is incorrectly named as “.gz” but not compressed since it conflicts with the “z” option.
The “Intel wifi 6 ax200 driver” can be installed by downloading the “tar” file from the website and extract/copy the installation files into “/lib/firmware”.
The error “Error executing Jupyter command ‘notebook’: [Errno 2] No such file or directory” occurs due to faulty installation of Jupyter Notebook by the user.
The “User is not in the sudoers file” error occurs when the user isn’t in the sudo group, does not have sudo privileges, or the sudoers file is not readable.
The “Could not open lock file /var/lib/dpkg/lock-frontend” error is caused by not having root user access, or another process is occupying the package manager.
The “conda: command not found” problem is prompted when the Anaconda software is not installed on the system or when the path variable is not updated.
To fix the “command ‘x86_64-linux-gnu-gcc’ failed with exit status 1” problem, install development packages and system development libraries.
The “ ‘\r’: command not found” occurs when files contain the DOS script syntax for line ending but you are attempting to run the script on a Linux system.