find row in datatable using linq
Using LINQ to DataSet
Ngày tải lên :
03/10/2013, 00:20
... for bringing ADO.NET data into
a LINQ query.
Dwonloaded from: iDATA.ws
Chapter 18 Using LINQ to DataSet
313
Chapter 18 Quick Reference
To Do This
Include a DataTable instance in a LINQ query ... Chapter 18 Using LINQ to DataSet
309
with data from external sources, you must bring any data you plan to include in a LINQ
query into the relevant DataTable instances before passing the objects ... IQueryable(Of T) interface.
The LINQ to DataSet provider endows ordinary ADO.NET DataTable objects with the ability
to participate fully in LINQ queries. It does this by adding the necessary LINQ requirements...
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Using LINQ to Entities
Ngày tải lên :
03/10/2013, 00:20
... Using LINQ to DataSet,”
combined LINQ to Objects and LINQ to DataSet content LINQ to Entities imposes restric-
tions on the type of data involved in the queries.
Note
One of the exercises in this ... demonstrate one way that LINQ to Entities can be
used indirectly with other forms of LINQ.
Some LINQ features available with other LINQ providers are not supported by LINQ to
Entities. Projections, ... the standard LINQ clauses are included, in both their LINQ expression and their
extension method/lambda expression forms, including Where, Join, Group By, and so on.
As far as the LINQ syntax...
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Using LINQ to SQL
Ngày tải lên :
03/10/2013, 00:20
...
the first LINQ to Entities query included in Chapter 19, Using LINQ to Entities.”
Like its Entity Framework complement, LINQ to SQL uses the clauses in the query (in either
the standard LINQ form ... DataContext instance that contains the function.
Call the function within a LINQ query.
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Chapter 20 Using LINQ to SQL
335
C#
using (SalesOrderLink context = new SalesOrderLink(connectionString))
{
... platform. LINQ
to DataSet and LINQ to Entities both allow you to build LINQ queries that interact with data
sourced from SQL Server, either directly (LINQ to Entities) or indirectly (LINQ to DataSet)....
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Tài liệu Find Records in a Table Without Corresponding Entries in a Related Table pptx
Ngày tải lên :
21/01/2014, 12:20
... These join types
include inner joins, left outer joins, and right outer joins.
Inner Join
This join displays records in which at least one record exists in each table for the joined
field. This ... situation in which I need to find which clients don't have invoices. How do I do
this?
Technique
To find out which records (customers) don't have corresponding records (invoices) in a ... better understanding of the types of joins that can be
used between tables during queries.
Before looking at the joins, following is the T-SQL statement that will be used in this
How-To:
SELECT...
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Tài liệu Hyperlink from a Row in the Data Grid to a Detail Page ppt
Ngày tải lên :
21/01/2014, 12:20
... expand this example is to add the coding technique learned in
the previous How-To for editing data.
Using data with your Web Forms is not much harder than using Windows Forms. Just
remember to ... BuildCnnStr("(local)", "Northwind"))
Dim dtProdIndiv As New DataTable( )
odaProdIndiv.Fill(dtProdIndiv)
With dtProdIndiv.Rows(0)
Me.txtProductName.Text = .Item("ProductName") ... first form. The dtProdIndiv data table is filled, and the
individual column information is loaded into the text boxes.
Listing 5.31 wfrmHowTo5_8b.aspx.vb: Loading the Detail Information Based
on...
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Tài liệu Báo cáo khoa học: A strategy for discovery of cancer glyco-biomarkers in serum using newly developed technologies for glycoproteomics ppt
Ngày tải lên :
16/02/2014, 08:20
... lectin binding to
increase their sensitivity.
The final challenge to be faced is the feasibility of
using biomarkers in the drug development process.
Incorporation of biomarkers into phase II clinical ... cells, in l-
trating in ammatory cells, bone marrow-derived cells,
and myofibroblasts [33,34]. Such stromal cells are diffi-
cult to distinguish from those involved in wound heal-
ing and in ammation. ... glycoprotein in serum was esti-
mated by IGOT using Ricinus communis agglutinin 120
(RCA120), which binds to a ubiquitous N-glycan epi-
tope. Each candidate was immunoprecipitated from
serum using commercially...
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Tài liệu Báo cáo khoa học: Direct identification of hydrophobins and their processing in Trichoderma using intact-cell MALDI-TOF MS docx
Ngày tải lên :
19/02/2014, 02:20
... hfbI
–
, only the respective mass
peak was missing (Fig. 3B).
Deviating post-translational processing
of hydrophobins in H. jecorina strains
To investigate strain diversity with respect to meta-
bolite ... hydrophobins and their processing
in Trichoderma using intact-cell MALDI-TOF MS
Torsten Neuhof
1
, Ralf Dieckmann
1,
*, Irina S. Druzhinina
2
, Christian P. Kubicek
2
,
Tiina Nakari-Seta
¨
la
¨
3
, ... terminal amino acid residues of
all six hydrophobins providing this single match.
A rapid means of identifying peaks corresponding to
hydrophobins in MALDI-TOF mass spectra was elab-
orated, making...
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Tài liệu Báo cáo khoa học: "Choosing the Word Most Typical in Context Using a Lexical Co-occurrence Network" ppt
Ngày tải lên :
22/02/2014, 03:20
... University.
Golding, Andrew R. and Yves Schabes. 1996. Combin-
ing trigram-based and feature-based methods for context-
sensitive spelling correction.
In Proceedings of the 34th
Annual Meeting of ... synonyms and
near-synonyms. In
AAAI Spring Symposium on Building
Lexicons for Machine Translation,
pages 114 121, Stanford,
CA, March.
Elhadad, Michael. 1992.
Using Argumentation to Control ... problem of choosing the most typical
synonym in context, and gave a solution that relies on a
generalization oflexical co-occurrence. The results show
that a narrow window of training context...
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Exposures to fine particulate air pollution and respiratory outcomes in adults using two national datasets: a cross-sectional study doc
Ngày tải lên :
06/03/2014, 19:20
... pollution and self-
reported morbidity data will result in measurement
error that introduces uncertainties into the interpreta-
tion of findings. Data from am bient monitors are not an
ideal surrogate ... settings, especially of constituents known
to exacerbate asthma, may help explain our finding of
stronger relationships b etween PM
2.5
exposure and
reporting asthma outcomes in urban settings. ... esti mates are influenced by
residual confounding and are likely attenuated.
Conclusions
Using two linked national datasets and stratified ana-
lyses, we found compelling evidence in support of...
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Báo cáo khoa học: "Historical Change in Language Using Monte Carlo Techniques" potx
Ngày tải lên :
07/03/2014, 18:20
... for a fraction in the range
0-1, implementing the event only if that number were
in the range 0-0.2.
In evaluating the predictions of a system incorporat-
ing such decision-making devices, ... successfully tested in several
computer runs using an extremely simple model of linguistic interaction.
(The system, and any model tested within its framework, are separate
entities. Accordingly, the ... during
time interval t for as many sentences as there are in
the discourse not pertinent to rule m.
8. Threshold frequency weight for adding or remov-
ing a rule from a grammar: 0.02.
9. Initial...
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Báo cáo khoa học: "Resolving Personal Names in Email Using Context Expansion" pot
Ngày tải lên :
08/03/2014, 01:20
... resolution. In structured data (e.g., databases),
approaches have included minimizing the number
of “matching” and “merging” operations (Benjel-
loun et al., 2006), using global relational informa-
tion(Malin, ... impor-
tant in resolving personal names (Reuther, 2006),
and take into account global relational informa-
tion. Similarly, approaches in unstructured data
(e.g., text) have involved using clustering ... using social network analysis. In
LinkKDD ’05: Proceedings of the 3rd international
workshop on Link discovery, pages 52–57, New York,
NY, USA. ACM Press.
Bryan Klimt and Yiming Yang. 2004. Introducing...
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Comparision metal analysis in sediments using EDXRF and ICP OES with the HCl and tessie extraction metho
Ngày tải lên :
15/03/2014, 23:22
... extracted in fraction 4. That
organic fraction, probably with high molar mass, appeared
less soluble and more strongly linked to copper, retaining
it in the sediment independently of the increase in ... those that contain especially primary and
secondary minerals capable of maintaining metals in their
crystalline structures were not considered. Thus, the pres-
ence of such metals in the water column ... samples
collected in July/1999 (2), August/1999 (3), and especially
in September/99 (4) from the others, discriminated by pH
(0.66075). The discrimination in three groups was confirmed
by HCA, using Euclidean...
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Arsenic fractionation in soils using an improved sequential extraction procedure
Ngày tải lên :
15/03/2014, 23:48
... dur-
ing extraction, re-adsorption of As is likely minimized.
In our SEP, a wash step using the same reagent is
employed to recover As remaining in the rest solu-
tion and re-adsorbed onto soil minerals ... M)
c
30 min in a water basin at
96 ± 3
◦
C in the light
1:25 NH
4
-oxalate (0.2 M); pH
3.25; SSR 1:12.5; 10min
shaking in the dark
8NH
4
F (0.5 M); pH 7.0
d
1:50
9 KOH (0.5 M) 5 min shaking, 40
◦
C ... containing the soil and the
extractant were centrifuged for 15 min at 1700 × g.
Solution entrapped in the remaining soil was col-
lected in subsequent wash steps and combined with
the corresponding...
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Báo cáo khoa học: "Detecting Semantic Relations between Named Entities in Text Using Contextual Features" pdf
Ngày tải lên :
17/03/2014, 04:20
... use cen-
tering theory (Kameyama, 1986) to determine how
easily a noun phrase can be referred to in the follow-
ing context.
2.2 Centering Theory
Centering theory is an empirical sorting rule used ... Association of Com-
putational Linguistics, pages 178–181.
M. Kameyama. 1986. A property-sharing constraint in center-
ing. Annual Meeting of Association of Computational Lin-
guistics, pages 200–206.
T. ... following NE is
used as a feature. We call this feature Centering Top
(CT).
2.4 Using Stack Structure
The sorting algorithm using centering theory tends
to rank highly thoes words that easily become...
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Báo cáo " Assessment of OPRM1 and HRH2 gene variants in Vietnamese using RFLP-PCR " ppt
Ngày tải lên :
22/03/2014, 09:20
... amitriptiline and mianserin, used in the treatment of psychiatric
disorders. Both OPRM1and HRH2 genes contain some single nucleotide polymorphisms (SNPs),
including +118A/G in OPRM1 and +398T/C in ...
Val at position 40 instead of Ala, have been
found with varied frequencies across
populations. These findings demonstrated that
the opioid system is involved in the reinforcing
properties of ... of many
organs and tissues including the gastrointestinal
tract, the immune system and the brain [5]. It is
a central neurotransmitter in the brain and is
formed in the posterior hypothalamus...
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