chapter 10 filehandles and file tests
Tài liệu Chapter 10 - Planning and Cabling Networks CCNA Exploration 4.0 ppt
... Required to Make a LAN Connection Speed and Types of Ports/Interfaces • The speed : 10/ 100 /100 0 Mbps Can increased speeds without replacing the devices • The number and type of ports: – Just enough ... needs? – A mixture of UTP speeds? – Both UTP and fiber ports? • The number of UTP ports and fiber ports will be needed The number of Gbps ports and 10/ 100 Mbps ports H c vi n m ng Bách khoa - Website: ... intermediate and end device connections in a LAN – Identify the pin out configurations for straight-through and crossover cables Identify the different cabling types, standards and ports used...
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Tài liệu Dive Into Python-Chapter 6. Exceptions and File Handling doc
... understand the file handling code in the fileinfo.py sample code from teh previous chapter This example shows how to safely open and read from a file and gracefully handle errors Example 6.6 File ... f in fileList if os.path.splitext(f)[1] in fileExtList] def getFileInfoClass(filename, module=sys.modules[FileInfo. module ]): "get file info class from filename extension" subclass = "%sFileInfo" ... module Class Attribute >>> from fileinfo import MP3FileInfo >>> MP3FileInfo. module 'fileinfo' >>> sys.modules[MP3FileInfo. module ] Every Python class...
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Tài liệu Dive Into Python-Chapter 10. Scripts and Streams docx
... xmldoc 10. 2 Standard input, output, and error UNIX users are already familiar with the concept of standard input, standard output, and standard error This section is for the rest of you Standard ... simply take the filename and all the opening and closing nonsense automatically And it's true that if you know you're just going to be parsing a local file, you can pass the filename and minidom.parse ... modules, and use dynamic importing to import each module and call whatever functions you needed Dynamic importing will be discussed in Chapter 16, Functional Programming 10. 6 Handling command-line...
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Chapter 10 Pointers and Dynamic Arrays potx
... AddisonWesley All rights reserved 10- 16 Basic Pointer Manipulations Graphic: Display 10. 3 Explanation of Display 10. 2 Copyright © 2006 Pearson AddisonWesley All rights reserved 10- 17 More on new Operator ... Example: int a [10] ; int * p; ♦ a and p are both pointer variables! Copyright © 2006 Pearson AddisonWesley All rights reserved 10- 33 Array Variables Pointers ♦ Recall previous example: int a [10] ; typedef ... rights reserved 10- 12 Pointer Assignments Graphic: Display 10. 1 Uses of the Assignment Operator with Pointer Variables Copyright © 2006 Pearson AddisonWesley All rights reserved 10- 13 The new Operator...
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Chapter 10: Criteria and Test Types doc
... tests Achievement /attainment tests Proficiency tests Aptitude tests Diagnostic tests Achievement /attainment tests Class progress tests, the most widely used types of tests Achievement tests, ... Good tests encouraging Ss to perform well & gain confidence Achievement tests Intended to measure achievement on a large scale, to show mastery of a particular syllabus Standardized tests: ... Positive backwash effect (reading tests development of reading skills) Negative backwash effect (objective tests reducing learners’ motivation Implications: influences of tests on the compilation of...
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Chapter-10-File systems and devices
... 149 108 108 1474560 100 Jan Oct Nov Dec Dec Dec Dec Dec Dec 11 25 4 4 14 19 14:17 15:26 17:23 14:18 12:36 12:36 12:36 17:03 15:24 %backup%˜ 2.1.0-9 5100 5-SNAP Mail Makefile Makefile.bak Makefile˜ ... Complete FreeBSD (filesys.mm), page 185 185 Chapter 10: File systems and devices The permissions are allowed where the corresponding bit is 0: rwxrwxrwx 000 0100 10 rwxr-xr-x Possible permissions umask ... 197 Chapter 10: File systems and devices Device umass0 Description First USB mass storage device ums0 First USB mouse uscanner0 First USB scanner vinum Directory for Vinum device nodes See Chapter...
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Mechanisms and Mechanical Devices Sourcebook - Chapter 10
... these, such as cams, rollers, push-rods, and traveling nuts, are described and illustrated 358 Sclater Chapter 10 5/3/01 1:08 PM Page 359 359 Sclater Chapter 10 5/3/01 1:08 PM Page 360 Limit Switches ... between the indicator and the actuating drive However, the force amplification between the indicator and the drive is rel- 349 Sclater Chapter 10 5/3/01 1:07 PM Page 350 Speed and Tension Control ... spring) 363 Sclater Chapter 10 5/3/01 1:08 PM Page 364 CENTRIFUGAL, PNEUMATIC, HYDRAULIC, AND ELECTRIC GOVERNORS Centrifugal governors are the most common—they are simple and sensitive and have high...
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Chapter 10 cost in short and long run
... widgets) (1) 10 11 12 Total, Marginal, and Average Cost of Production Total Fixed Costs (2) $100 100 100 100 100 100 100 100 100 100 100 100 Total Variable Costs (3) $ 30 50 60 65 75 90 110 140 180 ... small and some large As long as firms are producing between q1 and q2 , larger firms not have a cost advantage over smaller firms Chapter 10 Production Costs in the Short Run and Long Run Figure 10. 6(c) ... Al Dunlap and Bob Andelman, Mean Business: How I Save Bad Companies and Make Good Companies Great (New York: Times Books, 1996), p 81 19 Chapter 10 Production Costs in the Short Run and Long...
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Tài liệu Creating Applications with Mozilla-Chapter 10. RDF, RDF Tools, and the Content Model-P3 docx
... graph 10. 3.5.1 Assertion and removal Recall from the Section 10. 1.1.2 section, earlier in this chapter, that triples are RDF statements in which the relationship between the subject, predicate, and ... Table 10- 3 Mozilla's built-in RDF interfaces RDF interface Description Mostly used for retrieving nsIRDFService datasources, resources, and literals It also registers and unregisters datasources and ... previous section: newSubject = RDF.GetResource( 'Chapter9 9'); // Moving from Chapter1 to Chapter9 9 datasource.Move(subject,newSubject,predicate,object ); 10. 3.5.4 HasAssertion This next example checks...
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Tài liệu Creating Applications with Mozilla-Chapter 10. RDF, RDF Tools, and the Content Model-P4 pptx
... interesting and useful The parseString function allows you to feed nsIRDFXMLParser a string and have it parse that data as RDF and put it into a datasource, as Example 10- 9 demonstrates Example 10- 9 ... in this chapter, for more information 10. 3.11.1 nsIRDFXMLParser and nsIRDFXMLSink nsIRDFXML is the raw RDF/XML parser of Mozilla Used by Mozilla, its main purpose is to parse an RDF file asynchronously ... error handling to work correctly Fortunately, a library on mozdev.org called JSLib handles RDF file access The JSLib XML library does the dirty work in a friendly manner See the section Section 10. 5,...
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Tài liệu Creating Applications with Mozilla-Chapter 10. RDF, RDF Tools, and the Content Model-P5 pdf
... new RDFFile), methods that view and update the data (if(gRDF.getAttribute(tempItem,'name')==name), and utilities that make work with RDF files easier (path = fileUtils.chrome_to_path(rdfFileURL)) ... (path = fileUtils.chrome_to_path(rdfFileURL)) Example 10- 13 initializes and updates a file after it changes Example 10- 13 Initialization var rdfFileURL = 'chrome://jarfly/content/jar.rdf'; var gTreeBody ... fixed } gRDF = new RDFFile(path,'jar:flies','http://mozdev.org/flyrdf#'); In Example 10- 13, the file URL is set to an RDF file in the chrome area Note that both a and a , which...
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Tài liệu Practical mod_perl-CHAPTER 10:Improving Performance with Shared Memory and Proper Forking pdf
... $diff = $size - $share; printf "%10s %10s %10s\n", qw(Size Shared Unshared); printf "%10d %10d %10d (bytes)\n", $size, $share, $diff; First we restart the server and execute this CGI script with ... (O’Reilly) • Chapters and in Operating Systems: Design And Implementation, by Andrew S Tanenbaum and Albert S Woodhull (Prentice Hall) • Chapter in Modern Operating Systems, by Andrew S Tanenbaum ... numerical as string: 10 Dumping a numerical variable SV = PVNV(0x810f960) at 0x80e482c REFCNT = FLAGS = (PADBUSY,PADMY,IOK,NOK,POK,pIOK,pNOK,pPOK) IV = 10 NV = 10 PV = 0x80e78b0 "10" \0 CUR = LEN =...
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Tài liệu LUYỆN ĐỌC TIẾNG ANH QUA TÁC PHẨM VĂN HỌC-Pride and Prejudice -Jane Austen -Chapter 10 docx
... an argument, and want to silence this.’ ‘Perhaps I Arguments are too much like disputes If you and Miss Bennet will defer yours till I am out of the room, I shall be very thankful; and then you ... sacrifice on my side; and Mr Darcy had much better finish his letter.’ Mr Darcy took her advice, and did finish his letter When that business was over, he applied to Miss Bingley and Elizabeth for ... pianoforte; and, after a polite request that Elizabeth would lead the way which the other as politely and more earnestly negatived, she seated herself Mrs Hurst sang with her sister, and while...
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Chapter 10 DC machines and drives
... 10 −6 )](3.53 × 10 −3 ) = 0.357 A + (1.41 × 10 −2 )2 / (6.04 × 10 −6 ) (10B-6) From (10B-4), 1.41 × 10 −2 0.357 − (3.53 × 10 −3 ) 6.04 × 10 −6 6.04 × 10 −6 = 249 rad/s ωr = (10B-7) The power ... that is an input to block A as in Figure 10. 10-1 The calculations to be performed in block B are obtained by applying (10. 10-1), (10. 10-2), and (10. 10-3) and then solving each equation for the ... equation is (10. 4-2) and, for the field circuit, Va = I f R f (10. 4-3) It = I f + Ia (10. 4-4) The total current It is Solving (10. 4-2) for Ia and (10. 4-3) for If and substituting the results in (10. 3-3)...
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Tài liệu Chapter 10 Error Detection and Correction docx
... is n = 2m − 10. 47 Figure 10. 11 Two-dimensional parity-check code 10. 48 Figure 10. 11 Two-dimensional parity-check code 10. 49 Figure 10. 11 Two-dimensional parity-check code 10. 50 Table 10. 4 Hamming ... codeword by bit The receiver replaces 0100 1 with 0101 1 and consults the table to find the dataword 01 10. 23 Table 10. 2 A code for error correction (Example 10. 3) 10. 24 Note The Hamming distance between ... Distance 10. 13 Figure 10. 5 Datawords and codewords in block coding 10. 14 Example 10. 1 The 4B/5B block coding discussed in Chapter is a good example of this type of coding In this coding scheme, k = and...
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Tài liệu Routing Protocols and Concepts: Chapter 10 ppt
... R1 on network 10. 4.0.0/16, cost of 20 Connected to neighbor R3 on network 10. 7.0.0/16, cost of 10 Connected to neighbor R5 on network 10. 10.0.0/16, cost of 10 29 Has a network 10. 8.0.0/16, cost ... information from R5: Connected to neighbor R2 on network 10. 9.0.0/16, cost of 10 Connected to neighbor R4 on network 10. 10.0.0/16, cost of 10 Has a network 10. 11.0.0/16, cost of 30 SPF Tree R1 has now ... 10 Network 10. 8.0.0/16 via R3 Serial 0/0/1 at a cost of 17 36 Network 10. 9.0.0/16 via R2 Serial 0/0/0 at a cost of 30 Determining the Shortest Path 20 10 37 Determining the Shortest Path 10 10...
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Chapter 4: Operating Systems and File Management pdf
... Systems Chapter 4: Operating Systems and File Management 20 SECTION File Basics C File Names and Extensions File Directories and Folders File Formats Chapter 4: Operating Systems and File Management ... data files and program files Chapter 4: Operating Systems and File Management 35 File Management Tips Don’t store files in the root directory Access files from the hard disk Accessing files ... name a file and designate its destination drive, but also allows you to rename files, delete files, create folders, and rename folders Chapter 4: Operating Systems and File Management 30 File Management...
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Chapter 26 Remote Logging, Electronic Mail, and File Transfer pot
... characters: IAC, DO, and ECHO The server accepts the request and enables the option It informs the client by sending the three-character approval: IAC, WILL, and ECHO 26 .10 Figure 26.4 Example ... Content-transfer-encoding 26.33 Figure 26.16 SMTP range 26.34 Figure 26.17 Commands and responses 26.35 Figure 26.18 Command format 26.36 Table 26.7 Commands 26.37 Table 26.8 Responses 26.38 Table 26.8 Responses ... to send an e-mail and simulate the commands and responses we described in this section We use TELNET to log into port 25 (the well-known port for SMTP) We then use the commands directly to send...
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Cryptography and Network Security Chapter 10 pptx
... Chapter 10 – Key Management; Other Public Key Cryptosystems No Singhalese, whether man or woman, would venture out of the house without a bunch of keys in his hand, for without ... key and their identity B generates a session key K sends it to A encrypted using the supplied public key A decrypts the session key and both use problem is that an opponent can intercept and ... users could create random private/public D-H keys each time they communicate users could create a known private/public D-H key and publish in a directory, then consulted and used to securely...
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