Linux

What is the purpose of the stdio.h header file?

The stdio.h header file is a C library that provides functions for input and output. It is included in most C programs to provide access to standard I/O functions, such as printf(), scanf(), and fread(). The stdio.h header file also includes functions for...

Read more

What is SonarQube?

SonarQube is a platform as a service (PaaS) that helps organizations to manage and monitor their software development projects. It provides a single pane of glass for managing all aspects of your software development process, from project planning and tra...

Read more

What is a filesystem path?

A filesystem path is a sequence of characters that identify the location of a file or directory. A typical filesystem path might look like C:UsersJohnDocuments.A filesystem path can be represented in various ways, including as an absolute filename, a rela...

Read more

What is a sh file?

A sh file is a shell script. It is a text-based program that runs in the terminal. You can use it to automate tasks or to perform specific commands.How to run a sh file in terminal1. Open your terminal and type the following command:sh filename2. The sh c...

Read more

What is a cron job?

A cron job is a task that you can schedule to run automatically at certain intervals. You can use cron jobs to keep your computer running smoothly by performing tasks like backups, checking for updates, and cleaning up after yourself.What are some benefit...

Read more

How do I take a screenshot in Ubuntu?

To take a screenshot in Ubuntu, open the System Monitor and select "Screenshot." You can then use the keyboard shortcuts to capture the entire screen or specific areas. If you want to save the screenshot as an image file, click on "Save As" and choose a f...

Read more

How do you get the line numbers in vi editor?

The line numbers in vi editor are displayed at the bottom of the screen. To get them, type:1. Press CTRL-A to select all text in the editor window.2. Type :set number If you want to change only one line's number, use:3. Press CTRL-D to delete the selected...

Read more

How much does a typical operating system cost?

A typical operating system costs $50-$100. Windows 10 Home, for example, costs $119. Apple's macOS Sierra costs $129. Linux typically costs less than Windows or macOS. Some free and open-source operating systems, such as Ubuntu, cost nothing to use.How mu...

Read more

What is the white point?

The white point is the color of light that falls on a surface when the illumination is evenly distributed. It is also known as the "point of purest light." In photography, it refers to the color of light that comes out of a camera lens. The white point ca...

Read more

How to kill a process in Ubuntu?

What is the process ID of the process you want to kill?To kill a process in Ubuntu, use the ps command to get its process ID. Then use the kill command with that process ID as the argument. For example:kill 16643This would kill the process with process ID...

Read more

What are the best apps for fast charging?

There are a number of apps that can be used to quickly charge your devices. Some of the most popular include Fast Charge, Quick Charge 3.0, and PowerFast. Each app has its own benefits and drawbacks, so it is important to choose one that will work best fo...

Read more

Why is my mouse moving on its own?

There could be a few reasons why your mouse is moving on its own. Maybe there's something caught in the gears, or maybe the cable has come loose. If you're using a laptop, make sure that the battery is fully charged and that the cord is plugged into an ou...

Read more

What is a yaml block comment?

A yaml block comment is a type of comment that appears within a yaml block. It allows you to include additional information about the block, without affecting the code that executes when the block is compiled.How do you write a yaml block comment?A yaml b...

Read more

What is the latest version of g++?

The latest version of g++ is g++ --versionIf you are using a Linux distribution that comes with g++ installed, then the most recent version is already installed and available to use. However, if you are using a Linux distribution that does not come with g...

Read more

Is scrcpy safe to use?

There is no one-size-fits-all answer to this question, as the safety of a particular program or script will vary depending on the user's specific circumstances. However, generally speaking, programs and scripts that are safe to use typically do not pose a...

Read more

What is jstack?

jstack is a Java tool that can be used to debug and profile Java applications. It provides an interactive console for debugging and profiling Java applications, as well as a heap profiler. jstack also supports remote profiling using the JMX agent.How does...

Read more

What is your clock ahead error but time is correct android?

If you are using an Android device and your clock is ahead by a few minutes, but the time on your phone says it's correct, there may be a problem. The Android operating system adjusts the time automatically based on location and daylight saving time, so i...

Read more

What is the 'update-alternatives' command in Linux?

The 'update-alternatives' command in Linux is used to manage the list of available updates for a given application. This command can be used to install multiple versions of an application at the same time, or to select which version of an application shou...

Read more

What is a linux icon?

A linux icon is a graphical representation of a file, folder, or application on your computer. Icons are used to represent files and folders in the file manager, the desktop, and other applications. You can change the icons for files and folders in the fi...

Read more

How do I remove a character from a string in bash?

There are a few ways to remove characters from strings in bash. The simplest way is to use the substr command:substr string, start_position, end_position -1The substr command will take the first character of the string at position start_position and move ...

Read more