introduction to ubuntu linux operating system ppt

... file system 2.3.1. The file system hierarchy Any operating system needs to save numerous files: from system configuration files, to log files or user files etc. In general, each operating system ... proven to be up to the task as well as any other operating system in existence. The objective of this course is to introduce us to the world of GNU /Linux. It will also provide us with the keys to ... how to use it and to handle it to our taste, giving us the tools required to move easily in this new world. This document does not intend to be an essential reference guide for administrators...

Ngày tải lên: 08/03/2014, 23:20

Ngày tải lên: 05/11/2013, 12:15

... language are so difficult to define and so open to misinterpretation, it is often better to avoid them where possible. To do this, we use the term ‘variety’. We can use ‘variety’ to mean a language, ... phrases such as the bunyip aristocracy are likely to be met only in Australia. English only has the word bunyip to denote bunyips, too, but the word is likely to be much more restricted in its ... growing faster than the capacity of the land to feed the people. The two factors of population growth and reduced access to land for crops forced people to emigrate. The same was true in Ireland,...

Ngày tải lên: 09/12/2013, 15:15

... (Ildasm.exe) to examine the metadata and disassembled code of any managed module. You will use this tool to examine MSIL code in Lab 2, Building a Simple .NET Application. Topic Objective This topic ... Lead-in The common language runtime provides two tools that you can use together to test and debug MSIL code. 30 Module 2: Introduction to a Managed Execution Environment Exercise 1 ... allow you to focus on the compilation and execution processes. Topic Objective To introduce the topics in the section. Lead-in Because all supported languages use the Common Type System...

Ngày tải lên: 09/12/2013, 17:15

... Product_Dim Product_Dim Product_Dim ProductKey ProductKey ProductID ProductID Customer_Dim Customer_Dim Customer_Dim CustomerKey CustomerKey CustomerID CustomerID Shipper_Dim Shipper_Dim Shipper_Dim ShipperKey ShipperKey ShipperID ... report printouts. Topic Objective To connect to an OLAP cube by using a PivotChart. Lead-in We just saw how to model four dimensions in multiple spreadsheets. Now, let us connect to a multidimensional ... A data warehouse system has components that move data from a source system to users who want to perform data analysis. The primary function of a data warehouse system is to support an organization’s...

Ngày tải lên: 21/12/2013, 19:15

... puts your key into a list (similar to certificate storage) and you choose from that list when you are going to encrypt a message to send to that person. Of course, you need to make sure that ... servers are used to store the public keys to make it easier for key exchange. – Key servers actually make the trust issue more of an issue, as you send your key to a server to be stored. ã There ... these public keys to contact PGP and Network Associates personnel. ã To add a key to your key ring, there are two methods: – Send the key directly to the person you wish to strike up an encrypted...

Ngày tải lên: 17/01/2014, 07:20

... work with the system clipboard by ask- ing the Toolkit for it: Toolkit.getDefaultToolkit().getSystemClipboard() When working with the system clipboard, native applications have access to infor- mation ... method, which is called in response to a button click. We check which button the user clicked; if the user clicked the Copy button, we read the text field tf and use it to create a new StringSelection named ... VectorFlavor object might just be “Vector”, rather than the complex and lengthy MIME type given previously. Presentable names are useful when a program needs to ask the user which data fla- vor to...

Ngày tải lên: 21/01/2014, 06:20

... My fears are confirmed. I yell at Richard to bid his friend stop. For some reason, he has to go upstairs to turn off the machine (although it appears to be fully portable and self-contained) ... increases access to consciousness Internally inconsistent orienting signals are generated by cholinergic system 26 memories of personal or historical events, e.g. I went to Boston last weekend. ... chosen to highlight two important points about the doctrine of brain—mind isomorphism. One is that it is just as fruitful to map from the brain to the mind as it is to map from the mind to the...

Ngày tải lên: 24/01/2014, 08:20

... or photoresist, can be deposited with varying thicknesses from a few nanometers to hundreds of microns. Standard photoresist is spin-coated to a thickness of 1 àm to1 0 µm, but special photoresists ... economics. Silicon-Compatible Material System The silicon-compatible material system encompasses, in addition to silicon itself, a host of materials commonly used in the semiconductor integrated circuit industry. Normally ... materials to silicon, it is perhaps more appropriate to think of micromachining as a set of tools that can pro - vide solutions to issues specific to devices that currently can only be built in these materials,...

Ngày tải lên: 25/01/2014, 13:20

... vector AB. Let us denote vector AB by  r AB (sometimes we will also write it as  r B/A to represent the position of B with respect to A as a vector). Then, ˆ λ AB =  r AB |  r AB | . To find  r AB , ... N]. x y ˆ ı ˆ   F  F  F F x F x F z F y F O O y x y z  F  F x  F y  F y  F x  F z Figure 2.9: A vector can be broken into a sum of vectors, each parallel to the axis of a coordinate system. Each of these is a componentmultipliedby aunitvectoralong the coordinate axis, ... given a coordinate system) we should be able to relate our geometric understanding of vectors to their components. In practice, when push comes to shove, most calculations with vectors are done with...

Ngày tải lên: 25/01/2014, 15:20

... 3.1 Background To conduct the STW experiments, firstly, use the inverse translator of phoneme -to- character (PTC) provided in GOING system to convert testing sentences into their corresponding ... syllable-word segmentation to im- prove Chinese input systems. The ex- perimental results show that: (1) the WSM is able to achieve tonal (sylla- bles input with four tones) and tone- less (syllables ... of this experiment is to demon- strate the tonal and toneless STW accuracies among the identified words by using the WSM with the system WP database. The comparative system is the WP identifier...

Ngày tải lên: 20/02/2014, 12:20

... finally, the extra space makes it easier for outsized impurity atoms to dissolve in the boundary. These atoms tend to segregate to the boundaries, sometimes very strongly. Then an average impurity concentration ... down too far when steaming hard, or increase the boiler pressure and thus temperature to get better performance, you are likely to blow leaks big enough to put the fire out. The solution is to use ... that tie the flat firebox sides together (Figs 1.3, 4.3) present a problem. To make them pressure-tight they need to be sealed with solder. Now, it is easy enough to silver solder the stays where...

Ngày tải lên: 14/03/2014, 14:20

... Directory documentation on UNIX : 7.1. Standard UNIX Documentation DOS, accessing with UNIX : 4.4.6. Files on Other Operating Systems MTOOLS utilities for : 4.4.6. Files on Other Operating Systems ... 3.1.8.1. ls hierarchy, directory 3.1.3. The Directory Tree 3.1.7. Files in the Directory Tree home directory : 3.1.1. Your Home Directory hostnames, mailing to : 3.4.1. Sending Mail hung ... administrator.) 1.1.1.1 Connecting from another operating system If you're using a personal computer to connect to the UNIX system, you'll probably need to start a terminal emulation program....

Ngày tải lên: 18/03/2014, 00:20

... document? How are documents to be treated with a view to historical work? What are historical facts? How are they to be grouped to make history? Whoever occupies himself with history performs, more ... insensible to other considerations ought to be moved to honesty in historical work by the reflection that the time is now past, or nearly so, when it was possible to do bad work without having to suffer ... PARIS, August 1897. 14 15 INTRODUCTION TO THE STUDY OF HISTORY TO THE READER It is a pleasure to recommend this useful and well-written little book to English readers. It will both...

Ngày tải lên: 29/03/2014, 11:21

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Ngày tải lên: 30/05/2014, 23:03

Ngày tải lên: 29/06/2014, 08:20

Ngày tải lên: 29/06/2014, 11:20