Posted: 2021-10-24 10:07:30 Source: https://linuxhint.com/cd-up-one-level-linux/
We often use directories when working on a computer system. The directory is nothing but a folder or a location where a file is stored. On Linux and other Unix-like operating systems, the cd command can change the current working directory. Working in the current directory of a computer is also referred to as the user's current directory. cd Up One Level Linux is explained in this article.
Posted: 2021-10-24 10:05:16 Source: https://linuxhint.com/create-dedicated-crontab-history-log/
Scripts and commands can run automatically at a set date and time by using cron jobs. Cron jobs are logged by default to a file called /var/log/Syslog. To view the most recent entries, we can use the systemctl command. So Crontab is a great command option, but many users do not know how to create or check the history. How do I create a dedicated Crontab History Log is explained in this article.
Posted: 2021-10-24 10:04:08 Source: https://linuxhint.com/force-kill-screen-session-linux/
Sometimes, bugs and glitches create trouble for the software. These glitches can clog the system screen, and it gets hard to close the program. That's why many operating systems offer a feature to force-kill a screen session. A kill screen serves to block a competitor's progress and progress during gaming. How do I force to kill a screen session Linux is explained in this article.
Posted: 2021-10-24 10:01:08 Source: https://linuxhint.com/redirect-output-file-linux/
Redirecting is a method of changing the standard input and output devices when executing a command. Linux commands work by taking input and producing an output. Direct Redirection is an interesting Linux feature, which allows users to send requests directly to the kernel (stdin) while receiving output from the kernel (stdout) only through direct redirection. How do I Redirect Output to a File in Linux is explained in this article.
Posted: 2021-10-24 10:00:06 Source: https://www.youtube.com/watch?v=FST4AHtzetI
Posted: 2021-10-24 09:58:08 Source: https://linuxhint.com/remove-lines-file-sed-command/
The sed command is known as a stream editor. The sed command is used in Linux to do basic text transformation. One of the many essential commands of Linux is also the sed command which plays a vital role in file manipulation. How do I Remove Lines from a File Using the SED Command is explained in this article.
Posted: 2021-10-24 09:56:45 Source: https://linuxhint.com/pcie-lanes-gpu/
PCIe is the standard bus interface used in modern motherboards. It comes in different configurations denoted by the number of lanes each PCIe slot contains. The varying sizes of the PCIe slots we see on motherboards depend on the number of lanes a slot contains. It consists of PCIe lanes that link one component to another. How many PCIe lanes does a GPU use is discussed in this article.
Posted: 2021-10-24 09:54:15 Source: https://linuxhint.com/whitelist-ip-address-fail2ban/
Fail2ban is a great tool to improve security against attacks targeting authentication methods. Installing and whitelisting an IP address on fail2ban is pretty easy. Fail2ban can be easily managed from firewalls like Iptables. How to whitelist an IP address on fail2ban is explained in this article.
Posted: 2021-10-24 09:52:42 Source: https://linuxhint.com/export-csv-powershell/
The Export-CSV cmdlet in PowerShell is a powerful tool to export information into CSV format. The CSV is a way of storing data in plain text files. It’s an effective method of sharing structured information, similar to a spreadsheet. How to Export to CSV in PowerShell is explained in this article.
Posted: 2021-10-24 09:50:35 Source: https://linuxhint.com/umask-bits-linux/
Umask is a useful tool for assigning default permission to the newly created files and directories. User file creation mode mask bits set the permissions for newly created files or directories. The umask changes the default permission of newly created files. How to use umask bits in Linux is explained in this article.
Posted: 2021-10-24 09:48:40 Source: https://linuxhint.com/tunneling-port-forwarding/
Tunneling and Port Forwarding can be used to access network traffic across firewalls securely. SSH Tunnels makes sure that the data in transit travel through a secure tunnel so that it can't be eavesdropped on or captured. It can also be used for communications that aren't possible. How Tunneling and Port Forwarding work is explained in this article.
Posted: 2021-10-24 09:47:20 Source: https://linuxhint.com/software-development-life-cycle-automation/
Each software goes through a development life cycle to meet customer requirements of a high-quality product known as Software Development Life Cycle. SDLC Automation helps achieve and produce automated high-quality software with minimum manual labor, time limits, and cost while maintaining a high level of productivity as well as efficiency.
Posted: 2021-10-24 08:34:47 Source: https://linuxhint.com/python-ldap/
Python LDAP aims to provide the LDAP protocol's features, functions, and user creation function. LDAP is an internet protocol that works on TCP/IP, and it is used to access/fetch the information from the directories. All the directories are not preferable; it is usually used to access those directories that are active. In this article, Python LDAP is explained with examples.
Posted: 2021-10-24 05:29:48 Source: https://linuxhint.com/yaml-vs-json-which-is-better/
YAML is a new but popular language used to serialize data. First of all, we should perceive what data serialization is. Data serialization is the most common way of transforming data objects into byte streams used to store, transfer and distribute data on devices. However, they have similar objectives to store structures and data objects into files but distinctive ways to work.In this article, we first go through the features of JSON and YAML, then compare them in-depth to completely comprehend their advantages, and then briefly discuss which one is better.
Posted: 2021-10-24 04:26:25 Source: https://linuxhint.com/the-difference-between-and-in-javascript/
Like any other language, JavaScript has operators. An operator produces a result by performing some action on a single or multiple operands (data value). Let’s look at an example of 2+2 where the numbers are left and right side operands and the + is the operator. This + operator adds the two numbers together.With examples, we'll examine and answer the question that what is the difference between the =,==, and === operators in JavaScript in this article.
Posted: 2021-10-24 02:48:43 Source: https://linuxhint.com/is-javascript-object-oriented/
Object-Oriented Programming (OOP), is a programming approach that is used by every developer at some point in their life to organize software design around objects or data rather than logic or functions where an object is an entity that has some properties and some type. The benefits of using the OOP technique include modularity, reusability, security, productivity, flexibility, and is easily scalable and upgradeable.
Posted: 2021-10-23 23:10:54 Source: https://www.youtube.com/watch?v=FTIZvkBxiG8
Posted: 2021-10-23 19:54:56 Source: https://linuxhint.com/use-sed-command-with-regex/
The sed command of Ubuntu has longlist of supported operations that can be performed to ease the process of editing text files. The regex is used to manage text inside text files, with the help of regex a pattern which consists of string and these patterns are then used to match or locate the text. The regex is widely used in programming languages such as Python, Perl, Java and its support is also available for command line programs such as grep and several text editors too like sed. This article explains usage of sed command with regex.
Posted: 2021-10-23 19:27:19 Source: https://linuxhint.com/use-sed-to-edit-file-in-place/
The sed command can be used to perform fundamental operations on text files like editing, deleting text inside a file. Alongside these primary actions, sed provides a long list of supported options that can be used to manipulate the output according to user requirements. This article explains how to use the sed command to edit files in place.
Posted: 2021-10-23 18:29:36 Source: https://linuxhint.com/remove-all-files-with-extension-linux-command-line/
Every file consists of a specific extension. If we want to delete files of the same or different extensions from our Linux system, we must follow many different types of commands. The 'rm' command is a basic command-line utility in Linux to remove sockets, pipes, device nodes, symbolic links, directories, system files, etc. Remove all Files with Extension Linux Command Line is explained in this article.