Scan the results of parameter expansion

The new vm_area_struct structure is put into the list of vm_area_struct pointed at by the shmid_ds. Some such devices are partionable, which means that they can be divided up into multiple filesystems, all of which can be manipulated individually. Sustainable technologies are also important, and the best example of the …

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Let your Devil-Linux terminal speak its mind

It's a must try Linux distribution for those are willing to test the working of server on Desktop. But all things come to an end eventually. Much of enterprise IT's excitement is focused on advancements at the application level (and rightly so), but it's Linux that powers these innovations and …

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Getting a mail server up and running on Xubuntu

In addition to steadfast stalwarts like Fortran and C/C++, many scripting and other computer languages are at home on (or were even designed to work best with) Linux. The Linux kernel must be able to interact with them in standard ways. It is the scheduler that must select the …

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Getting acquainted with Miracle Linux

The module data structure is marked as DELETED and it is unlinked from the list of kernel modules. Most licenses of the proprietary software systems are expensive and should be renewed every year. These range from simple memory protection schemes to complex page hierarchies. You don't need to spend tons …

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Getting the best out of atq when using Ubuntu

Therefore Linux adds a call to a tidy up routine which will restore the original blocked mask onto the call stack of the signalled process. If your computer came with a copy of Windows, then you paid for it, even if the store didn't tell you about that. This credit-card …

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No more mistakes with dnssec-keygen

If the name doesn't give it away, Linux containers, a method of packaging and isolating an application with only its dependencies, are a technology built from key pieces of the Linux kernel. Still, this survey does compare Windows 2000, GNU/Linux (up to 497 days usually), FreeBSD, and several other …

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Configuration via the terminal

Workspaces is a feature I would never trade for anything else. Not only you earn more capabilities as a developer, you also learn (sometimes the hard way) how to solve issues, monitor your machine for potential problems, configure different components and more. Putting morals before convenience and ease may be …

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Editing with vi and esdcat

Copyleft advocates also point out that although code released under the GLP cannot be incorporated directly into proprietary software that does not make its full source code freely available, it is still possible to use it effectively with proprietary code. If the substring matches more than one job, bash reports …

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A technical overview of edquota

If you have spent a lot of time on Windows this may take a while to get used to. The source code for proprietary software is usually not made publicly available, or, if it is, there are generally severe restrictions on its use. This means that the maximum number of …

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A simple guide to ld

You can customize the terminal, try different text editors, and install desktop environment of your choice. The results of such concurrent accesses rely on the ordering of the individual operations, and are generally unpredictable. Writing a byte to the middle of a file overwrites the byte previously located at that …

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Whats the need for syslogd in this day and age?

Resources include timers, pending signals, open files, network connections, hardware, and IPC mechanisms. Originally, gcc was GNU's version of cc, the C Compiler. What would happen if ACME went out of business or stopped supporting the software due to lack of sales? Collectively the memory space that the hardware peripherals …

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Text Processing and Manipulation

Sections are linear chunks of the object code that load into linear chunks of memory. The size of a file is measured in bytes and is called its length. Actually, it is often far less expensive to purchase a computer just for studying Linux than it is to pay the …

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Identify provide font files

For block (disk) and character devices, these device special files are created by the mknod command and they describe the device using major and minor device numbers. The originator of the request, the client, creates a socket and makes a connection request on it, specifying the target address of the …

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Linux adventures with amixer

Even so, most software developers, even those who have grown up during this venerable "Linux revolution" have at least heard of Unix. 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 …

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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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