Determine hardware resources for devices

Python has always touted itself as a "batteries included" language; its standard library contains lots of useful modules, often more than enough to solve many types of problems quickly. To understand what OSS is, you must first understand how source code is used to create programs. In all cases, bash …

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Installing a web server under Moblin

Free software, as the term is usually used, and public domain software resemble each other in that both are usually free both in a monetary sense and with regard to use. Assuming that a module can be unloaded, its cleanup routine is called to allow it to free up the …

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Generating use cases for Haskell

There are various other shell interpreters available, such as Korn shell, C shell and more. The first method is most often the easiest, as long as your system UEFI boot manager allows you to disable the secure boot feature. For the operating system to accomplish this, it must contain the …

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Instance names should not be specified when using hwclock

For those companies, Linux supports most UNIX commands and standards, which makes transitioning to Linux very easy because the company likely would not need to pur- chase additional software or retrain staff. Critics of free software often voice fears that the freedoms and low cost of free software will lead …

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Which is the best IDE for Ubuntu?

If these programs actually cost money, you'd probably be able to buy a small house for the money you paid for them. To quit from manual page press q key. Much like the rise of x86, Linux is also helping to bring about new hardware approaches like ARM, an extremely …

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Can you install TopologiLinux on the Rasberry Pi?

Linux is full of shortcuts to help make your life easier. Those programs or issues that have not yet been addressed or resolved for Linux can still reside on the original drive and remain operational as long as they are needed. Free software, as the term is usually used, and …

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Are you making these mistakes with esddsp

A security breach unnoticed by the vendor can easily be exploited by the wrong person. That aside, FIFOs are handled almost exactly the same way as pipes and they use the same data structures and operations. Although there are numerous distributions available, most of the older, well-known distributions are good …

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Using more to view text files at the SLAX command line

There are three types of partition supported by fdisk, primary, extended and logical. The examples continue, but all hit the same chord: there is no use in preventing the spread of information. The source code for proprietary software is usually not made publicly available, or, if it is, there are …

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Getting up and running with Deepin

Sed is the Spanish word for thirst, Though you may thirst (or hunger, or whatever) for an easier way to do things, its name did not derive from there. As of April 2008, Linux had fewer than 100 known viruses, whereas Windows had more than 1,000,000 known viruses …

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Using vi/vim rather than emacs

While early drones relied on proprietary operating systems, the boom in drone flight is helped onward by Linux, which provides the tiny embedded operating systems necessary to run many of these devices while allowing for more innovation on top of it. Businesses, educational institutions, governmental agencies and other organizations around …

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Which is the best Widget engine for Ubuntu?

When one single governing body gains absolute control over something, it is only a matter of time before that governing body increases its power tremendously. The application can then trap into the kernel through this well-defined mechanism and execute only code that the kernel allows it to execute. When the …

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Getting a mail server up and running on Sugar-on-a-Stick Linux

To accomplish more complex tasks, tools would simply be connected together, using pipes. As such it is possible to have two or more files and directories with the same name but letters of different case. The new vm_area_struct structure is put into the list of vm_area_struct pointed at by the …

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How to get more from host

The LSB is a joint project of several Linux vendors under the auspices of the Linux Foundation (formerly the Free Standards Group). A filesystem is a collection of files and directories in a formal and valid hierarchy. Commercial programming packages, like commercial operating systems, can cost a great deal of …

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How easy is it to run syncd on a Rasberry Pi?

The examples continue, but all hit the same chord: there is no use in preventing the spread of information. Well, you can't actually look at the four of them at the same time, but this doesn't matter since your eyes can't look in two directions at once, right? To help …

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Listen to the radio at the DeLi Linux command line

The IDE disks are controlled by the IDE controller chip and the SCSI disks by the SCSI disk controller chips and so on. The Raspberry Pi, popular with hobbyists and enthusiasts, is Linux-driven and has opened the door for an entire spectrum of IoT devices running Linux. The timer bottom …

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The secrets behind bzdiff

Across the Internet and beyond, anyone with enough know-how has the opportunity to aid in developing and debugging the kernel, porting new software, writing documentation, or helping new users. Likewise, the smallest logically addressable unit on a filesystem is the block. Installation can take a while, depending on the speed …

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What's your favourite Instant messenger

The IP protocol is a transport layer that is used by other protocols to carry their data. One interesting feature it has is that every instruction is conditional. This collaboration among several developers with a common need speeds up software creation, and when bugs in the software are found by …

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Using more to view text files at the SLAX command line

Some users have reported success configuring and installing drivers for the various winmodems, including Lucent, Conexant, and Rockwell chipsets. The application tells the kernel which system call to execute and with what parameters via machine registers. Each surface of the platter is divided into narrow, concentric circles called tracks. Another …

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Boost your mastery of bzless with these tips

The IP protocol layer itself uses many different physical media to transport IP packets to other IP hosts. If you look at the output of lsmod, you will see that each module has a count associated with it. Until recently, most modems were 8 or 16 bit ISA cards. While …

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How to set up the Delphi environment on Ubuntu

The instructions executed by the processor are very simple; for example ``read the contents of memory at location X into register Y'. The target host that owns the IP address, responds with an ARP reply that contains its physical hardware address. Staff and students in the school have the tcsh …

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How easy is it to learn the lxc utility?

Every device in the system is represented by a device special file, for example the first IDE disk in the system is represented by /dev/hda. But there may have a possibility of spreading malware to the Linux based systems if they are connected with Windows based systems. This is …

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Installing a web server under Network Security Toolkit

There are also numerous completely free resources available on the Internet, including (1) tutorials, (2) books and (3) newsgroups. This might seem a very unreliable method but every process in the system is making system calls, for example to write a character to the terminal, all of the time. In …

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Sysadmin and Devops using RedHat

So when you're writing something in your word processor and you want to check out something on the web, no need to review all your windows to find your browser, stacked all the way behind the others. Thus, the computer will request replacement of the disks during the course of …

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Understanding the fundamentals of quota

By calling bash executable binary explicitly, the content of our file date.sh is loaded and interpreted as Bash Shell Script. For most users, LILO works best. A block device cannot transfer or access a unit of data smaller than a sector and all I/O must occur in terms …

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File formats and conventions

Because Linux has such a large number of contributors from across multiple decades of development, contacting each individual author and getting them to agree to a new license is virtually impossible, so that Linux remaining licensed under the GPLv2 in perpetuity is all but assured. They prefer the term open …

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A simple mistake with rwall could cause many problems

If you find a bug, report it! The format most common in Linux is called Executable and Linkable Format (ELF). But all things come to an end eventually. You would want that file access to be strictly coordinated.

How much do you know about the Linux rlogin command?

Each process …

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The best Video player for the command line

A non-zero exit status indicates failure. Linux, on the other hand, builds on the Unix tradition by offering tried-and-true tools. The first IDE controller in the system is known as the primary IDE controller, the next the secondary controller and so on. This means that you cannot DMA directly into …

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Using sysdig on Kali Linux

Everyone has a favorite development platform. These registered port addresses can be seen in /etc/services. Another important feature of Linux is that it can run on a variety of different computer hardware platforms frequently found in different companies. The POSIX standard was born in 1988, as well as other …

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A simple mistake with rev could cause many problems

The vm_next_shared and vm_prev_shared pointers are used to link them together. A real-world example of an API is the interfaces defined by the C standard and implemented by the standard C library. In other words, a thread is the abstraction responsible for executing code and maintaining the process's running state …

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Redirecting standard output on the Amigo Linux operating system

Libraries were written and ported, filesystems developed, and hardware drivers written for many popular devices. An exit status of zero indicates success. Tied closely to IoT is the drone trend, that of remotely controlled flying robots. A character device is accessed as a linear queue of bytes.

Shortcuts for nameif …

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Never mess with mtr and here's the reason why

(See "Shell Built-in Commands.") Readline has variables that can be used to further customize its behavior. This led to the development of the free software movement by Richard Stallman. If a parent process terminates before its child, the kernel will reparent the child to the init process. The price for …

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The user interface and job control

The second, newer, mechanism uses a linked list of timer_list data structures held in ascending expiry time order. In most cases, good results can be obtained by just using the default options. Every distribution contains hundreds or thousands of programs that can be distributed along with it, and each of …

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Quick and easy fixes using mount

The most interesting case recently was when Sony purposely added spyware [4] to their music CDs that silently and automatically installed itself onto Microsoft Windows systems to search for piracy breaches. Only the truly dedicated -- those who have no personal lives, or those who are being paid to do this …

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Is Sugar the best windows manager for Linux?

The GPL subsequently became by far the most widely used license for free software. Currently, in Distrowatch's past 6 months ranking, it sits at #3. Linux is a topic which is equally suitable for study in the classroom (such as at a university or a specialized computer school) or at …

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Redirecting output with G2Linx

Yes, the house is ruining the sacred area, but nobody informed the homeowner in question about this problem before the purchase, so the shame should be placed elsewhere. This is also in sharp contrast to Microsoft Windows, for which modification of the software is generally not permitted. Mounting other filesystems …

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Virtual filesystems in VectorLinux - how do they work?

Block devices are accessed via the buffer cache and may be randomly accessed, that is to say, any block can be read or written no matter where it is on the device. Among the easiest to try at first are the text editors, word processors, image viewers, calculators and games …

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Getting up and running with the Raspberry Pi

The world economy will not collapse if creators of software choose to share their work with the world. When adding a user to a system you will be asked for your root i.d. In all of the cases above, the synergy created between the pairs has only gone to …

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Linux adventures with ypset

Now synonymous with private cloud computing, the OpenStack cloud framework likely would not exist, or at least would be incredibly different, without Linux. According to the Stack Overflow 2016 survey, desktop developers now constitute just 6.9 percent of all developers (and that also includes Mac Desktops). Without Linux as …

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Get rid of aplaymidi once and for all

It is as old as computers themselves. As the information age went on, though, corporations became progressively more obsessed with controlling the spread of knowledge. The boom in interest around the Internet of Things (IoT), the notion of a network of devices, big and small, that can "talk" to each …

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