There has been considerable interest over the past decade in the utilization of direct and long-range 1H-15N heteronuclear shift correlation methods at natural abundance to facilitate the elucidation of small molecule structures. Recently, there has also been a high level of interest in the exploration of indirect covariance NMR methods. Our initial explorations in this area led to the development of unsymmetrical indirect covariance methods, which allow the calculation of hyphenated 2D NMR spectra such as 2D GHSQC-COSY and GHSQC-NOESY from the discrete component 2D NMR experiments. We now wish to report the utilization of unsymmetrical indirect covariance NMR methods for the combination of 1H-13C GHSQC and 1H-15N long-range (GHMBC, IMPEACH-MBC, CIGAR-HMBC, etc.) heteronuclear chemical shift correlation spectra to determine 15N-13C correlation pathways.
Este documento resume el proceso de una consultora que comenzó en 1999 y finalizó en 2009. La consultora comenzó identificando oportunidades a través de una red y luego se especializó en comprender el comportamiento de los contenidos. Innovó iniciando un proceso de transformación para crear un espacio de difusión necesario. Ahora se encuentra entusiasmada por cosechar los resultados del proceso de incubación de la red, aunque generando una nueva idea distinta para el futuro basada en un modelo de negocios sin la tecnología en la que se bas
Investire in prevenzione non solo per vivere meglio (e più a lungo), ma anche per abbattere la spesa sanitaria dei Governi che, ogni anno, costa ai cittadini centinaia di euro. Negli ultimi anni la prevenzione sta diventando sempre di più una priorità: con l’allungarsi della vita media e lo sviluppo delle cosiddette “malattie del benessere” (tra cui l’obesità) i costi che i Governi devono affrontare per la spesa sanitaria incidono sempre più sulla collettività. In Italia è di 40 miliardi di Euro l’anno la spesa sostenuta in terapie e cure per patologie cardiovascolari, diabete e tumori: quasi 700 euro a testa.
NOTE: LISTEN TO TRANSFORMERS BURN IT TO THE GROUND HERE IS THE LINK :) http://www.youtube.com/watch?v=w34t4Uu-6Fk (Go with how it sounds)This is part one of Stake out in season 2 Arise of the fallen.
There has been considerable interest over the past decade in the utilization of direct and long-range 1H-15N heteronuclear shift correlation methods at natural abundance to facilitate the elucidation of small molecule structures. Recently, there has also been a high level of interest in the exploration of indirect covariance NMR methods. Our initial explorations in this area led to the development of unsymmetrical indirect covariance methods, which allow the calculation of hyphenated 2D NMR spectra such as 2D GHSQC-COSY and GHSQC-NOESY from the discrete component 2D NMR experiments. We now wish to report the utilization of unsymmetrical indirect covariance NMR methods for the combination of 1H-13C GHSQC and 1H-15N long-range (GHMBC, IMPEACH-MBC, CIGAR-HMBC, etc.) heteronuclear chemical shift correlation spectra to determine 15N-13C correlation pathways.
Este documento resume el proceso de una consultora que comenzó en 1999 y finalizó en 2009. La consultora comenzó identificando oportunidades a través de una red y luego se especializó en comprender el comportamiento de los contenidos. Innovó iniciando un proceso de transformación para crear un espacio de difusión necesario. Ahora se encuentra entusiasmada por cosechar los resultados del proceso de incubación de la red, aunque generando una nueva idea distinta para el futuro basada en un modelo de negocios sin la tecnología en la que se bas
Investire in prevenzione non solo per vivere meglio (e più a lungo), ma anche per abbattere la spesa sanitaria dei Governi che, ogni anno, costa ai cittadini centinaia di euro. Negli ultimi anni la prevenzione sta diventando sempre di più una priorità: con l’allungarsi della vita media e lo sviluppo delle cosiddette “malattie del benessere” (tra cui l’obesità) i costi che i Governi devono affrontare per la spesa sanitaria incidono sempre più sulla collettività. In Italia è di 40 miliardi di Euro l’anno la spesa sostenuta in terapie e cure per patologie cardiovascolari, diabete e tumori: quasi 700 euro a testa.
NOTE: LISTEN TO TRANSFORMERS BURN IT TO THE GROUND HERE IS THE LINK :) http://www.youtube.com/watch?v=w34t4Uu-6Fk (Go with how it sounds)This is part one of Stake out in season 2 Arise of the fallen.
This document discusses using the MXML compiler (mxmlc) to compile Flex projects from the command line rather than within Flex Builder. It provides an example command to compile a FlexMXML file located in the user's Documents folder. Additional command line arguments are also demonstrated, such as specifying the output SWF file location and adding library paths. The document recommends adding the Flex SDK bin directory to the system PATH environment variable so mxmlc can be called directly from the command line without specifying the full SDK path.
This document discusses using the MXML compiler (mxmlc) to compile Flex projects from the command line rather than within Flex Builder. It provides an example command to compile a FlexMXML file located in the user's Documents folder. Additional command line arguments are also demonstrated, such as specifying the output SWF file location and adding library paths. The document recommends adding the Flex SDK bin directory to the system PATH environment variable so mxmlc can be called directly from the command line without specifying the full SDK path.
1. Oracle 试题
一、选择题
1.当你执行以下查询语句:
SELECT empno,ename
FROM emp
WHERE empno =7782 OR empno =7876;
在 WHERE 语句中,以下哪个操作符可以取代 OR?
A. IN
B. BETWEEN ……
C. LIKE
D. <=
E. >=
2. 哪个实现 IF..THEN…ELSE 逻辑?
A. INITCAP()
B. REPLACE()
C. DECODE()
D. IFELSE()
3. 以下哪行有错?
1 SELECT deptno
2 FROM emp
3 GROUP BY deptno
4 HAVING COUNT(deptno)=
5 (SELECT max(count(deptno))
6 FROM emp
7 GROUP BY deptno);
A. Line 3
B. Line 4
C. Line 5
D. Line 7
E. 都没错.
4. 当一个程序执行了 SELECT...FOR UPDATE 语句, 以下哪个步骤必须需
要完成?
A. 执行 COMMIT or ROLLBACK 结束 transaction, 即使并没有数据改变。
B. 如果有数据改变,则需要执行 commit or rollback 来结束
transaction。
C. 由于只有数据确实改变后,一个 transaction 才会开始,所以现在不
需要 COMMIT or ROLLBACK 被执行。
2.
5. 以下哪个命令可以被用来从表 STATE 中 drop 列 UPDATE_DT ?
A. ALTER TABLE STATE DROP COLUMN UPDATE_DT;
B. ALTER TABLE STATE REMOVE COLUMN UPDATE_DT;
C. DROP COLUMN UPDATE_DT FROM STATE;
D. 你不能从这个表中 DROP 该列.
6. 哪个命令用来创建一个 primary key constraint
pk_books 在表 BOOKS, 列 ISBN 上? 请选择一个。
A. create primary key on books(ISBN);
B. create constraint pk_books primary key on books(ISBN);
C. alter table books add constraint pk_books primary key (ISBN);
D. alter table books add primary key (ISBN);
7. 以下哪行有错 r?
1 X :=Y +200;
2 IF X <10 THEN
3 Y :=30;
4 ELSEIF X <40 THEN
5 Y :=20;
6 END IF;
A. Line 2
B. Line 3
C. Line 4
D. Line 5
8. 一个 VIEW 被以下语句创建,请问在该 VIEW 上可进行哪个操作?
CREATE VIEW USA_STATES
AS SELECT *FROM STATE
WHERE CNT_CODE =1
WITH READ ONLY;
A. SELECT
B. SELECT , UPDATE
C. SELECT , DELETE
D. SELECT , INSERT
二、问答
1、 请简述 ORACLE 在 UNIX 平台下安装的步骤;