Interlude: File and Directories

Accessing Files and Directories

Accessing Files and Directories
... absolute and relative pathnames Access files and directories within the file structure using absolute and relative pathnames Identify and describe the parts of a command line Access files and directories ... date (Command only) $ date -u (Command and option) $ banner "hi there" (Command and argument) Changing Directories Using the cd Command Files you need to access are often stored in subdirectories ... System Structure Exercise: Accessing Files and Directories Exercise objective – In this lab you will use the commands discussed in this module to change directories and list directories Tasks Use...
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File and User Information Utilities

File and User Information Utilities
... names and the number of users currently logged on $ who -q user2 user3 # users=2 $ Using the who am I and whoami Commands who am i The who am i command displays information about your real user ... correctly), name the output file update.list.” Exercise: Using File and User Information Utilities Exercise objective – In this exercise you will practice using commands to find files and text Tasks Complete ... number File1 File2 Data Display Absolute pathname to File1 The data contained in File2 is the absolute pathname to File1 , but displaying either File1 or File2 will produce the same output If File2 ...
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Viewing a WSDL File and Testing a Web Service

Viewing a WSDL File and Testing a Web Service
... method to return a DataSet with a DataTable containing all the rows from the Customers table (see Figure 17.6) Notice that the space characters in the whereClause parameter value have been converted ... xmlns:mime="http://schemas.xmlsoap.org /wsdl/ mime/" targetNamespace="http://DbProgramming/NorthwindWebService" xmlns="http://schemas.xmlsoap.org /wsdl/ "> ... type="s0:CustomersSoap"> ...
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File and Registry Operations part 3

File and Registry Operations part 3
... InitializeComponent(); menuFileOpen.Click += new EventHandler(OnFileOpen); chooseOpenFileDialog.FileOk += new CancelEventHandler(OnOpenFileDialogOK); } void OnFileOpen(object Sender, EventArgs e) { chooseOpenFileDialog.ShowDialog(); ... làm việc FileStream myFStream = new FileStream("test.dat",FileMode.OpenOrCreate, FileAccess.ReadWrite); The FileStream Class FileStream sử dụng đọc viết liệu vào từ file Để khởi tạo FileStream, ... thích hợp file- base streaming giống lớp DirectoryInfo FileInfo, lớp FileStream cho phép mở tập tin hữu tạo file Khi tạo tập tin , lớp FileStream thường dùng enum FileMode, FileAccess FileShare...
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Tài liệu Creating Files and Directories Using Windows 2000 docx

Tài liệu Creating Files and Directories Using Windows 2000 docx
... Double-click on the file to open it and then type the sentence below “I have learned how to create a file and directories with Windows 2000. ” Close the document and select Yes when asked to save ... space in the directory and select New > Text Document, to create a new file on this drive When the file is created, name the file “Lab5.3.5document” The file can now be opened and edited or saved ... Troubleshooting Make sure that file names contain valid characters There are some characters that Windows will not allow in a file or folder name Do not use the following characters listed below...
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Tài liệu 16.3. Working with Files and Directories pptx

Tài liệu 16.3. Working with Files and Directories pptx
... files primarily as targets for practicing the next command 16.3.5 rm (Remove Files and Directories) Unix provides an extremely efficient way to trash files and directories With a single command, ... both files and directories this way 16.3.2 .1 Moving files and directories To rename a file and move it to a different directory simultaneously, just replace the last portion of the command with ... Projects directory contains other directories and not just files, that command produces an error message The Unix cp command doesn't copy directories within directories unless you explicitly...
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Tài liệu Bài 8: File and Registry ppt

Tài liệu Bài 8: File and Registry ppt
... hết file File and Registry - Editor: Đoàn Quang Editor: Đoà Minh 10 Reading and Writing to Files void WriteToTextFile(string FileName, string strMessage) { FileStream myFileStream = new FileStream(FileName, ... folders.Add(folder.Name); // Lấy tên file thư mục thời ArrayList files = new ArrayList(); foreach(FileInfo file in theFolder.GetFiles()) files.Add (file. Name); File and Registry - Editor: Đoàn Quang ... Quang Editor: Đoà Minh Reading and Writing to Files Đọc ghi file nhị phân: dùng FileStream – Hàm tạo: cần filename, FileMode, FileAccess, FileShare FileMode: kiểu mở file, Append, Create, CreateNew,...
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Tài liệu File and Registry Operations part 1 pdf

Tài liệu File and Registry Operations part 1 pdf
... fileFullName) { FileInfo theFile = new FileInfo(fileFullName); if (!theFile.Exists) throw new FileNotFoundException( "File not found: " + fileFullName); textBoxFileName.Text = theFile.Name; textBoxCreationTime.Text ... return; } FileInfo theFile = new FileInfo(folderPath); if (theFile.Exists) { DisplayFolderList(theFile.Directory.FullName); int index = listBoxFiles.Items.IndexOf(theFile.Name); listBoxFiles.SetSelected(index, ... rộng file, trả khoảng trắng folder Tên đường dẫn file ,folder Thời gian file, folder truy xuất cuối Time file or folder was last modified Name of the file or folder Đường dẫn gốc Kích thước file...
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Tài liệu File and Registry Operations part 2 pdf

Tài liệu File and Registry Operations part 2 pdf
... dung file, cần thêm đoạn code sau: protected void DisplayFileInfo(string fileFullName) { FileInfo theFile = new FileInfo(fileFullName); if (!theFile.Exists) throw new FileNotFoundException( "File ... listBoxFolders.Items.Add(NextFolder.Name); // list all files in folder foreach(FileInfo nextFile in theFolder.GetFiles()) listBoxFiles.Items.Add(NextFile.Name); } DisableMoveFeatures hàm tiện ích nhỏ ... { try { string filePath = Path.Combine(currentFolderPath, textBoxFileName.Text); string query = "Really delete the file\ n" + filePath + "?"; if (MessageBox.Show(query, "Delete File? ", MessageBoxButtons.YesNo)...
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Tài liệu File and Registry Operations part 3 docx

Tài liệu File and Registry Operations part 3 docx
... làm việc FileStream myFStream = new FileStream("test.dat",FileMode.OpenOrCreate, FileAccess.ReadWrite); The FileStream Class FileStream sử dụng đọc viết liệu vào từ file Để khởi tạo FileStream, ... InitializeComponent(); menuFileOpen.Click += new EventHandler(OnFileOpen); chooseOpenFileDialog.FileOk += new CancelEventHandler(OnOpenFileDialogOK); } void OnFileOpen(object Sender, EventArgs e) { chooseOpenFileDialog.ShowDialog(); ... thích hợp file- base streaming giống lớp DirectoryInfo FileInfo, lớp FileStream cho phép mở tập tin hữu tạo file Khi tạo tập tin , lớp FileStream thường dùng enum FileMode, FileAccess FileShare...
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Tài liệu File and Registry Operations part 4 pptx

Tài liệu File and Registry Operations part 4 pptx
... file file system Tuy nhiên có khác biệt quan trọng File system phân biệt files folders Registry diện toàn key Một key chứa liệu key khác Nếu key chứa liệu lúc diện loạt trị Mỗi trị có tên kiểu liệu ... The NET Registry Classes Việc truy cập vào Registry NET thông qua hai lớp Registry RegistryKey thuộc amespace Microsoft.Win32 Một thể lớp RegistryKey tượng trưng cho registry key Lớp RegistryKey ... PerformanceData, and Users chắn bạn biết thuộc tính Registry hive Do muốn có thể RegistryKey tượng trưng cho key HKLM, bạn viết RegistryKey hklm = Registry. LocalMachine; Nếu bạn muốn đọc vài liệu key...
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Tài liệu Module 3: Configuring File and Print Servers docx

Tài liệu Module 3: Configuring File and Print Servers docx
... Creating and sharing folders Creating and configuring users and groups Setting permissions on files and folders Estimated time to complete this lab: 45 minutes Module 3: Configuring File and Print Servers ... setting up and configuring print services Module 3: Configuring File and Print Servers 33 Installing and Sharing Printers Slide Objective To introduce the interface for installing printers Lead-in ... lab: 30 minutes 39 40 Module 3: Configuring File and Print Servers Exercise Installing and Configuring Printers Scenario You are configuring a print server for two different printers in your building...
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Tài liệu Bài 8: File and Registry docx

Tài liệu Bài 8: File and Registry docx
... hết file File and Registry - Editor: Đoàn Quang Editor: Đoà Minh 10 Reading and Writing to Files void WriteToTextFile(string FileName, string strMessage) { FileStream myFileStream = new FileStream(FileName, ... folders.Add(folder.Name); // Lấy tên file thư mục thời ArrayList files = new ArrayList(); foreach(FileInfo file in theFolder.GetFiles()) files.Add (file. Name); File and Registry - Editor: Đoàn Quang ... Quang Editor: Đoà Minh Reading and Writing to Files Đọc ghi file nhị phân: dùng FileStream – Hàm tạo: cần filename, FileMode, FileAccess, FileShare FileMode: kiểu mở file, Append, Create, CreateNew,...
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Tài liệu OPL DATA FILE AND DATABASE HANDLING ppt

Tài liệu OPL DATA FILE AND DATABASE HANDLING ppt
... A DATABASE CREATED BY THE DATA APPLICATION 15 INDEX 16 DATABASE INFORMATION OPL DATA FILE HANDLING You can use OPL to create data files (databases) like those used by the Data ... Series DATA FILE HANDLING OPL FILES, RECORDS AND FIELDS Data files (or databases) are made up of records which contain data in each of their fields For example, in a database of names and addresses, ... AND THE DATA APPLICATION SERIES DATABASE HANDLING 11 THE SERIES DATABASE MODEL 12 DATABASES, TABLES, VIEWS, FIELDS AND FIELD HANDLES 12 CREATING DATABASES AND TABLES...
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