coding a simple linq to sql query

A simple introduction to working with LVM

Ngày tải lên : 18/09/2012, 10:12

... hda1, hda2, and hda3 are all physical volumes We'll initialize hda3 as a physical volume: root@lappy:~# pvcreate /dev/hda3 If you wanted to combine several disks, or partitions you could the same ... that we have a volume group (called skx-vol) we can actually start using it Working with logical volumes What we really want to is create logical volumes which we can mount and actually use In ... be able to see it included in the output of vgscan: root@lappy:~# vgscan Reading all physical volumes This may take a while Found volume group "skx-vol" using metadata type lvm2 Now that we have...

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LinQ To Sql

Ngày tải lên : 12/01/2013, 16:18

... LINQ to SQL Tutorial LINQ to SQL Tutorial Được dịch từ blog ScottGu - http://weblogs.asp.net/scottgu/default.aspx Người dịch: Đào Hải Nam – http://www.daohainam.com LINQ to SQL Tutorial Mục ... loại datasource, chọn LINQ hộp thoại đặt cho control mà bạn muốn tạo: 50 LINQ to SQL Tutorial Trình thiết kế hiển thị tiếp lớp DataContext LINQ to SQL ... can make any number of queries and changes we want using a LINQ to SQL DataContext, and these changes will all be tracked together Khi thực câu truy vấn lấy đối tượng đối tượng product trên, LINQ...

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Chapter 6 - LINQ to SQL

Ngày tải lên : 12/01/2013, 16:18

... Summary • LINQ to Relational Data – DataSets, XML via DataSets – LINQ to SQL • LINQ to SQL as an Object-Relational Mapper – Custom mapping, designer-generated mapping – Inheritance mapping © Copyright ... SELA Software & Education Labs Ltd 14-18 Baruch Hirsch St Bnei Brak 51202 Israel Mapping Data to Objects • LINQ to Objects: – Data = objects LINQ to SQL is an • LINQ to SQL: Object-Relational Mapper ... St Bnei Brak 51202 Israel LINQ to SQL • The primary challenge: – Abstracting away the data source • DataSets are filled and queried in a nonstandard way • But LINQ to Objects != DB access – Retrieve...

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mapping your objects to database tables with linq to sql

Ngày tải lên : 06/08/2013, 17:30

... Mapping Your Objects to Database Tables with LINQ to SQL Table of Contents Mapping Your Objects to Database Tables with LINQ to SQL Exercise Creating Your First LINQ TO SQL Application ... looks for a customer with customerID equal to “ALFKI” Again c1 and c2 hold a reference to the Page 25 of 27 Mapping Your Objects to Database Tables with LINQ to SQL Tasks Detailed Steps same object ... NET Framework You mapped database tables to NET classes and populated objects with live data You also saw how seamlessly data can be retrieved and updated Finally, you saw how richer capabilities...

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Pro Linq to SQL

Ngày tải lên : 06/08/2013, 17:33

... notice that we used the same SQL- like syntax to query the XML data as though it were a database Query a SQL Server Database Our next example shows how to use LINQ to SQL to query database tables ... We'll build a legacy collection ArrayList arrayList = new ArrayList(); arrayList.Add("Adams"); arrayList.Add("Arthur"); arrayList.Add("Buchanan"); IEnumerable names = arrayList.Cast().Where(n ... that allows LINQ queries to work with Microsoft’s SQL Server database To take advantage of LINQ to SQL, you must have a reference to the System.Data .Linq. dll assembly in your project and have a...

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Using LINQ to SQL

Ngày tải lên : 03/10/2013, 00:20

... underlying tables make it a useful tool for applications that need easy access to a specific SQL Server database Comparing LINQ to SQL with LINQ to Entities The LINQ to SQL provider first appeared with ... the appropriate parameters as defined within the database C# // - Assumes an AgedInvoices database function that // accepts a customer ID and a number of days, // returning a financial amount ... designer that generates LINQ to SQL classes based on a graphical database model To use the O/R Designer, add a new LINQ to SQL Classes” item to your Visual Basic or C# project 336 Microsoft ADO.NET...

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Tài liệu Bài 7: DYNAMIC DATA VỚI LINQ TO SQL doc

Ngày tải lên : 13/12/2013, 09:15

... partial có tên là: LoaiSanPham, SanPham tên lớp MetadataType [MetadataType(typeof(LoaiSanPham_Metadata))] public partial class LoaiSanPham { public class LoaiSanPham_Metadata { } } [MetadataType(typeof(SanPham_Metadata))] ... /// Thay đổi cho thuộc tính cho bảng SanPham LoaiSanPham /// [MetadataType(typeof(LoaiSanPham_Metadata))] public partial class LoaiSanPham { partial void OnTenLoaiSanPhamChanging(string ... DYNAMIC DATA VỚI LINQ TO SQL Bài giới thiệu tổng quan Dynamic Data, tính Dynamic Data Cách xây dựng ứng dụng Dynamic Data với LINQ to SQL Dynamic Data gì?  ASP.NET Dynamic Data cung cấp Framework...

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Tài liệu LINQ to SQL Tutorial ppt

Ngày tải lên : 23/12/2013, 03:15

... LINQ to SQL Tutorial LINQ to SQL Tutorial Được dịch từ blog ScottGu - http://weblogs.asp.net/scottgu/default.aspx Người dịch: Đào Hải Nam – http://www.daohainam.com LINQ to SQL Tutorial Mục ... loại datasource, chọn LINQ hộp thoại đặt cho control mà bạn muốn tạo: 50 LINQ to SQL Tutorial Trình thiết kế hiển thị tiếp lớp DataContext LINQ to SQL ... can make any number of queries and changes we want using a LINQ to SQL DataContext, and these changes will all be tracked together Khi thực câu truy vấn lấy đối tượng đối tượng product trên, LINQ...

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Tài liệu LINQ to SQL Tutorial pdf

Ngày tải lên : 24/01/2014, 21:20

... LINQ to SQL Tutorial LINQ to SQL Tutorial Được dịch từ blog ScottGu - http://weblogs.asp.net/scottgu/default.aspx Người dịch: Đào Hải Nam – http://www.daohainam.com LINQ to SQL Tutorial Mục ... loại datasource, chọn LINQ hộp thoại đặt cho control mà bạn muốn tạo: 50 LINQ to SQL Tutorial Trình thiết kế hiển thị tiếp lớp DataContext LINQ to SQL ... can make any number of queries and changes we want using a LINQ to SQL DataContext, and these changes will all be tracked together Khi thực câu truy vấn lấy đối tượng đối tượng product trên, LINQ...

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Báo cáo khoa học: A simple protocol to study blue copper proteins by NMR pot

Ngày tải lên : 08/03/2014, 08:20

... software packages The program SPARKY (T D Goddard and D G Kneller, University of California, San Francisco, USA) was used for the analysis of all NMR spectra Theory A classical approach toward ... require any hardware or software dedicated to paramagnetic systems can substantially improve the available assignments close to the copper (II) ion without recourse to metal substitution Materials and ... recycle and polarization transfer delays allows to identify 11 resonances that clearly experience a substantial gain in signal intensity when comparing a diamagnetic HSQC experiment with a tailored...

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A simple route to annihilate defects in silicon nanowires

Ngày tải lên : 16/03/2014, 15:03

... down to Â 10À3 Torr, argon was fed into the tube as a protective gas and the furnace temperature was increased to 1100°C for h 1100°C was used as the annealing temperature because nanowires react ... nanowires react to become SiO vapor and disappear above this temperature [21] During annealing, a total pressure of 740 Torr was maintained Afterwards, small pieces of the specimen were taken o directly ... The Raman spectra of: (a) as-grown SiNWs; (b) annealed SiNWs; (c) a reference single c-Si wafer nanowires [spectrum (b)] are much less than what appears in the spectrum, and may even be comparable...

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Báo cáo khoa học: "A Simple Measure to Assess Non-response" docx

Ngày tải lên : 17/03/2014, 00:20

... 2011 Evaluating Question Answering Validation as a classiﬁcation problem Language Resources and Evaluation, Springer Netherlands (In Press) Tetsuya Sakai 2006 Evaluating Evaluation Metrics based ... Tetsuya Sakai 200 7a On the Reliability of Factoid Question Answering Evaluation ACM Trans Asian Lang Inf Process., 6(1) Tetsuya Sakai 2007b On the reliability of information retrieval metrics based ... be automatically generated by combining the question with the candidate answer (Pe˜ as et al., 200 8a) Thus, validation was seen as a n binary classiﬁcation problem whose evaluation must deal with...

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Định nghĩa các lớp mô hình dữ liệu (LINQ to SQL phần 2)

Ngày tải lên : 17/03/2014, 22:42

... chọn “Add New Item” bên Visual Studio chọn LINQ to SQL : Việc chọn mục LINQ to SQL khởi chạy LINQ to SQL designer, cho phép bạn mô hình h a lớp mà biểu diễn CSDL quan hệ Nó tạo lớp kiểu “DataContext”, ... LINQ to SQL designer định ngh a “partial class” – có ngh a bạn viết thêm code để thêm vào thuộc tính, phương thức kiên cho chúng Không giống chức DataSet/TableAdapter có VS 2005, dùng LINQ to ... hình liệu LINQ to SQL giống LINQ to SQL, LINQ to SQL, tất tính khác mà nói đến loạt đượccoi phần NET 3.5 Visual Studio “Orcas” (nay Visual Studio 2008) Bạn làm theo tất bước cách tải Visual Studio...

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a simple method to synthesize nanowires titanium dioxide from layered titanate particles

Ngày tải lên : 19/03/2014, 16:47

... Na2CO3 (Wako) and TiO2 (ST-01, Ishihara Sangyo Kaisha LTD.) in the stoichiometrical ratio 1:3 The powders were mixed together and repeatedly ground in an agate mortar, and calcined at 1000 °C ... transferred into a 30 ml autoclave, and kept at 140–170 °C for 3–7 days The as-product was filtered, washed with H2O, and finally dried at 60 °C for h 2.2 Characterization of samples X-ray powder diffraction ... a formation mechanism of nanowires TiO2 was proposed according to the results of SEM, TEM and XRD Experimental 2.1 Preparation of samples The layered material Na2Ti3O7 was synthesized from Na2CO3...

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