We all know the role of the decode function in Oracle and Cognos Framework Manager. Now, we will introduce how to use the Decode function in the WHERE Condition Statement. Www.2cto.com is easy to understand .. SQL code with tmp as (select 1 val, null flag from dual union all select 1 val, 'A' flag from dual union all select 2 val, 'B' flag from dual union all sel
Another simple report is a SQL report that writes sum () in the Framework manager, and you can use the data source to create a new query topicAfter configuring the query topic to modify the SQL, note that all are uppercase, to be identical to the available database objects, the SQL in the Framework Manager is case-sens
This is the question of a group of friends who were in the technology Group one day ago.Said Cognos Framework test data errorSpecific asSpecific error messageOracle.jdbc.driver.T4CPreparedStatement.getParameterMetaData () ljava/sql/parametermetadate;Baidu a bit, can not find any useful information ~ ~ ~More and more are proposed, but there seems to be no specific solution to the schemeThen i changed google,
Detection task manager of NancyFx framework, nancyfx framework
First, create an empty project with the same steps as the previous NancyFx series.
Create three folders: Models, Module, and Views.
Install the components separately.
JQuery
Microsoft. AspNet. SignalR
Microsoft. Owin
Nancy
Nancy. Owin
Then add the CPUHub class and Broadcaster class to the M
Vue Flux framework-Vuex status manager, vueflux framework-vuex
Before learning vue, the most important thing is to understand two concepts: "what", what vuex, and why.
What is Vuex?
Vuex is similar to the Redux status manager in React to manage the status of all Vue components.
Why is Vuex used?
When you plan to develo
This article describes how to use the Manager method in the Python Django framework, including modifying the initial ManagerQuerySets and adding additional Manager methods. For more information, see the statement Book. objects. in all (), objects is a special attribute and needs to be used to query the database. In chapter 2, we simply say that this is the module
request using theSummary below:1) NetIO's buffer is still very troublesome at first sight. I saw it for 2 or 3 days before I understood it. The main idea of implementation is still a bit complicated. But there is nothing particularly striking about the personal feeling of seeing it. The implementation feels a bit like Google's tcmall. 2) The benefit of not releasing the application is that it does not generate a lot of memory fragmentation. 3) But high concurrency scenario next memory explosion
Zend Framework 2.0 event manager (The EventManager) Getting Started tutorial, zendeventmanager
Overview
EventManger is a component designed for the following scenarios:Copy codeThe Code is as follows:Implement simple topic/Observer ModeAchieve face-oriented designEvent-driven architectureThe basic architecture allows you to add and remove listeners for specified events, whether on an instance basis or a sha
Zend Framework 2.0 Event Manager (the EventManager) Getting Started tutorial, Zendeventmanager
Overview
Eventmanger is a component that is designed for the following usage scenarios:Copy the Code code as follows:Implement a simple theme/viewer patternImplement face-oriented designImplementing an event-driven architectureThe basic schema allows you to add and dismiss listeners for the specified event, wheth
When learning Zend Framework, a lot of problems can only look at the source code, in order to deepen their understanding, recording down the usual method:1 in the Controller$serviceLocator = $this->getservicelocator ();2 in the module.php.namespace ModuleName;Use zend\mvc\mvcevent; Class Module{Public Function Onbootstrap (mvcevent $e){$serviceLocator = $e->getapplication ()->getservicemanager ();}}3 on the controller plugin$serviceLocator = $this->ge
instance that creates a EventManager class. The Zend framework implements it through a sharedeventcollection concept. Simply put, you can use a well-known sharedeventcollection to inject a separate EventManager instance, and the EventManager instance will query it for the attached listener. The listener added to the sharedeventcollection is roughly the same as the normal event manager; The call attach is i
This section describes the static resource manager Django-pipeline and pythondjango in Python's django framework.
Django-pipeline is a very convenient static resource management app in Django. Especially after version 1.2, It is very convenient to use the collectstatic command of django-staticfiles in the development and deployment environments.
When writing codinn.com Code, some annoying things were encoun
Tags: Oracle log quest_error_manager theQuest Error Manager (QEM)is a framework that would help you standardize the management of errors in a pl/sql-based application. With QEM, you can register, raise and report on errors through a API that makes it easy for all developers to perform err or management in the same to, with a minimum amount of effort. Error information is logged to the instance (general info
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