underlying 第5页

java.lang.reflect.Field.set(null, value)

请教别人后才发现，API中还有一句话我没有注意：* If the underlying field is static, the obj argument is * ignored; it may

liuhanyi·2014-05-14 09:00

SQL VM上磁盘延迟高, 但Host和Storage Array上的延迟却很低的问题

storport.sys maintains a device queue for each device it controls and the storport interface allows the underlying

·2014-02-11 23:00

Mysql Broken pipe异常

Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.net.SocketException

lishiyaowanmei·2014-01-03 11:00

解决：Connections could not be acquired from the underlying database!

本文转载自http://jyao.iteye.com/blog/1915561 og4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.org.quartz.SchedulerConfigException: Failure occured during job recov

deyum·2013-12-01 16:00

数据库连接池获取坏死连接问题

Communications link failure due to underlying exception异常处理（转）最近的一个项目在Hibernate使用C3P0的连接池，数据库为Mysql

linmomo02·2013-11-15 03:00

Training - Problem and Change Management

Problem Management Problem management seeks to identify the underlying causes of incidents in

·2013-11-14 21:00

解决Communications link failure due to underlying exception

C3P0增加以下配置信息//获取connnection时测试是否有效 testConnectionOnCheckin=true //自动测试的table名称 automaticTestTable=C3P0TestTable //settosomethingmuchlessthanwait_timeout,preventsconnectionsfromgoingstale idleCo

D-L·2013-11-13 10:00

关于Activity和Task的设计思路和方法

本文用大量的篇幅并通过引用实例的方式一步步深入全面讲解它们的基础原理(underlying principles)和架构(mechanisms)，例如NavigationMultitasking、activityre-use

jwzhangjie·2013-10-15 13:00

passwd: User not known to the underlying authentication――以解决

passwd:Usernotknowntotheunderlyingauthentication――以解决在做老师布置的练习的时候，尝试修改用户的密码，结果出现了如下错误：passwd:Usernotknowntotheunderlyingauthentication。通过上网查找资料后得知pwck,pwconv可以帮我解决这个问题。所以为了记住这种方法，将其记录下来与大家分享。首先说明一下，我曾

vfast_张佟明·2013-09-27 22:50

passwd: User not known to the underlying authentication——以解决

passwd:Usernotknowntotheunderlyingauthentication——以解决在做老师布置的练习的时候，尝试修改用户的密码，结果出现了如下错误：passwd:Usernotknowntotheunderlyingauthentication。通过上网查找资料后得知pwck,pwconv可以帮我解决这个问题。所以为了记住这种方法，将其记录下来与大家分享。首先说明一下，我曾

vfast_张佟明·2013-09-27 22:50

解决c3p0：Connections could not be acquired from the underlying database!

今天遇到一个问题：Causedby:java.sql.SQLException:Connectionscouldnotbeacquiredfromtheunderlyingdatabase!atcom.mchange.v2.sql.SqlUtils.toSQLException(SqlUtils.java:106)atcom.mchange.v2.c3p0.impl.C3P0PooledConne

IT_熊·2013-09-24 16:04

Communications link failure due to underlying exception异常处理

最近的一个项目在Hibernate使用C3P0的连接池，数据库为Mysql。开发测试没有问题，在运行中每个一段长的空闲时间就出现异常: java 代码 org.hibernate.exception.JDBCConnectionException: could not execute query at org.hibernate.exception.SQLStateConverter.

·2013-09-08 20:00

MYSQL BUG #5020及解决方法

EXCEPTION ** java.sql.SQLException MESSAGE: Communication link failure: java.net.SocketException, underlying

a515010475·2013-08-28 17:00

关于pyqt treewidget中underlying C/C++ object has been deleted的错误

在pyqt中使用treewidget，然后想清空此widget，为了简便，使用了clear（）槽，但是后来再次添加item的时候报错：--------------------------------underlyingC/C++objecthasbeendeleted--------------------------------qt文档中clear()说明:Sinceeachitemisr

llydmissile·2013-08-21 21:22

SAP找表的18中技巧(方法) 18 Techniques for Locating the Underlying Data of a Screen Field

18种根据屏幕字段查找潜在数据的技巧DennisBarrett/翻译：强晟想象一下这样的情景。一个业务经理希望得到一个关于她的服务订单的专用报表，她给了你一个报表的草图（包括列、行、标题、分组、小计、合计等等），而“服务管理”事务屏幕中的字段就包含了她希望你在报表中显示的数据。你该怎么做？通常的，你会检查系统中运行的，能够提供这个业务经理所需信息的现存报表（或者是已经为这个client写过的），或

zhangleicity·2013-08-01 18:00

解决：Connections could not be acquired from the underlying database!

og4j:WARNSeehttp://logging.apache.org/log4j/1.2/faq.html#noconfigformoreinfo.org.quartz.SchedulerConfigException:Failureoccuredduringjobrecovery.[Seenestedexception:org.quartz.JobPersistenceException:

c_sdn_000000·2013-07-30 14:23

解决：Connections could not be acquired from the underlying database!

og4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.org.quartz.SchedulerConfigException: Failure occured during job recovery. [See nested exception: org.quartz.JobPersist

Sev7en_jun·2013-07-30 14:00

解决：Connections could not be acquired from the underlying database!

og4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.org.quartz.SchedulerConfigException: Failure occured during job recovery. [See nested exception: org.quartz.JobPersist

Sev7en_jun·2013-07-30 14:00

解决：Connections could not be acquired from the underlying database!

og4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.org.quartz.SchedulerConfigException: Failure occured during job recovery. [See nested exception: org.quartz.JobPersist

Sev7en_jun·2013-07-30 14:00

解决：Connections could not be acquired from the underlying database!

Sev7en_jun·2013-07-30 14:00

修改linux密码的时候提示user not known to the underlying authentication module解决办法

今天修改linux密码的时候提示我usernotknowntotheunderlyingauthenticationmodule。上网查了下现将原文贴出#passwd XXXXX //XXXXX为帐号NewUNIXpassword:RetypenewUNIXpassword:passwd:Usernotknowntotheunderlyingauthenticationmodule这个时候可能

盛满鱼·2013-07-11 17:51

解决MySQL连接超时Communications link failure due to underlying exception

最近在用一个MySQL的Java连接池的过程中，连接一晚上不释放，第二天就会造成超时的错误，查了一下原因，原来是因为MySQL默认的空闲等待时间是8个小时，一旦空闲超过8个小时，就会抛出异常。异常文本如下：com.mysql.jdbc.CommunicationsExceptionMESSAGE:Communicationslinkfailureduetounderlyingexception:*

superchaoxian·2013-07-11 10:00

解决MySQL连接超时Communications link failure due to underlying exception

异常文本如下： com.mysql.jdbc.CommunicationsException MESSAGE: Communications link failure due to underlying

ydbc·2013-07-11 10:00

hadoop资源

Appreciate their underlying design and architecture:

wwei198602·2013-06-17 14:00

url 缓存策略

NSURLRequestrequestWithURL:cachePolicy:timeoutInterval:1：NSURLRequestUseProtocolCachePolicyThis flag will use the underlying

a451493485·2013-05-31 16:00

java io流类的功能概述

过滤流的概念： FilterInputStream ：输入过滤流，此流的任何继承者都必须提供underlying input stre

王新春·2013-04-26 12:00

源码剖析之java.io.BufferedOutputStream

实现此类，必须提供一个underlying output stream。特点

王新春·2013-04-25 23:00

jdbc连接Software caused connection abort: socket write error

在开发中也是偶然发现，我的电脑没有关，部署的服务器一直运行着，长时间没有使用，第二天一来再点击系统,则后台出现如下异常： - Communications link failure due to underlying

lbyzx123·2013-04-08 10:00

java.net.SocketException: Broken pipe

异常文本如下： com.mysql.jdbc.CommunicationsException MESSAGE: Communications link failure due to underlying

lishiyaowanmei·2013-03-27 11:00

数据库异常处理

异常描述：严重: Prototype com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying

luccs624061082·2013-03-14 13:00

passwd: User not known to the underlying authentication

由于在为Linux创建新用户是碰到了这个问题(passwd: User not known to the underlying authentication)，所以google了一下，并最总找到了解决方案

qian0021514578·2013-03-05 18:00

判断系统的字节顺序

Why Worry About Byte Order In general, the underlying byte order of the processor is completely transparent

vyloy·2013-03-02 21:00

Connections could not be acquired from the underlying database

"Connections could not be acquired from the underlying database" 大概意思是说:不能连接当前所配置的数据库.

ware·2013-01-29 10:00

The underlying connection was closed错误

今天理IIS上Asp.net程序的所有报错日志，发现好报Theunderlyingconnectionwasclosed:Unabletoconnecttotheremoteserver.于是搜了下，发现很多人遇到这个异常，可是却没有标准的解决方案，一般有一下几种。1.如果用了代理，设置正确。2.如果用了firewall，将firewall禁掉试试。3.将Lan设置中的Automatically

kaosini·2013-01-09 15:00

Grails(11)Guide Book Chapter 11 Internationalization

Grails(11)Guide Book Chapter 11 Internationalization 11 Internationalization grails also leverage the underlying

sillycat·2013-01-02 11:00

依赖注入的简单实现

namespace Skight.LightWeb.Domain 2 { 3 public class Container 4 { 5 private static Resolver underlying_resolver

海水正蓝·2012-12-25 13:00

Mysql连接过期导致dbcp连接池中连接的使用异常

com.mysql.jdbc.exceptions.MySQLNonTransientConnectionException: No operations allowed after connection closed.Connection was implicitly closed due to underlying

lvmlvy·2012-11-14 11:00

Communications link failure due to underlying exception(转载)

Communicationslinkfailureduetounderlyingexception(转载) 最近的一个项目在Hibernate使用C3P0的连接池，数据库为Mysql。开发测试没有问题，在运行中每个一段长的空闲时间就出现异常:java代码org.hibernate.exception.JDBCConnectionException:couldnotexecutequeryatorg

xiaotom5·2012-11-02 13:00

com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception:的解决

用java连接mysql数据库，出现具体错误如下：com.mysql.jdbc.CommunicationsException:Communicationslinkfailureduetounderlyingexception: **BEGINNESTEDEXCEPTION** java.net.ConnectException MESSAGE:Connectionrefused:c

riyunzhu·2012-09-22 22:00

IO流：异常Underlying input stream returned zero bytes

Underlyinginputstreamreturnedzerobytes： 1.//方法一【抛出异常java.io.IOException:underlyinginputstreamreturnedzerobytes】 2.Stringline=null; 3.while((line=br.readLine())!=null){ 4.System.out.println("line="+lin

小样·2012-08-24 11:00

Connections could not be acquired from the underlying database!原因及解决办法

1. 连接数据库参数配置是否正确查看连接的url用户名密码是否正确,密码是否过期2. 查看数据库server是否处于运行状态如server没有启动重启server3. 检查到数据server的网络连接是否正常4. 连接到数据库server的连接数是否已经达到最大连接数1. 如已经达到最大连接数,检查程序是否使用连接后没有释放2.上调数据库最大连接数设置

buyaore_wo·2012-08-14 14:00

Cannot create PoolableConnectionFactory (Communications link failure due to underlying exception 解决

环境：MyEclipse6.5+Tomcat6.0.18+Struts2.1+Hibernate3.2+Spring2.5.6问题：启动Tomcat出现如下异常： ERRORJDBCExceptionReporter:101-CannotcreatePoolableConnectionFactory(Communicationslinkfailureduetounderlyingexception

Wentasy·2012-07-05 16:00

Cannot create PoolableConnectionFactory (Communications link failure due to underlying exception 解决

环境：MyEclipse6.5 + Tomcat6.0.18+Struts2.1+Hibernate3.2+Spring2.5.6 问题：启动Tomcat出现如下异常： ERROR JDBCExceptionReporter:101 - Cannot createPoolableConnectionFactory (Communications link failure due to un

lovnet·2012-07-05 16:00

C3P0

java.sql.SQLException: Connections could not be acquired from the underlying database!

iwtcan·2012-07-02 16:00

Communications link failure due to underlying exception

当登录网站操作时出现以下异常信息： No operations allowed after connection closed.Connection was implicitly closed due to underlying

zps_77·2012-06-13 14:00

Dynamic list updating with a GridCellChoiceEditor

The problem comes from not having direct access to the underlying ComboBox widget in the grid editor.

dqifa·2012-06-06 10:00

JavaScript library that helps you to create rich, responsive display and editor user interfaces with a clean underlying

fahsionjssiteKnockout:IntroductionIntroductionKnockoutisaJavaScriptlibrarythathelpsyoutocreaterich,responsivedisplayandeditoruserinterfaceswithacleanunderlyingdatamodel.AnytimeyouhavesectionsofUIthatu

·2012-05-08 07:00

EBS表后缀的意义

_ALL Underlying table with all the values PO_DISTRIBUTIONS_ALL _B Base of underlying table, same as

xitong·2012-04-26 17:00

hbase之htable线程安全性

是没有问题，但是突然高并发多线程情况下就出现问题了，然后细看htable的api说明 Java代码 * This class is not thread safe for updates; the underlying

jlins_you·2012-04-22 15:00

Activity和Task的设计思路和方法

本文用大量的篇幅并通过引用实例的方式一步步深入全面讲解它们的基础原理(underlying principles)和架构(mechanisms)，例如NavigationMultitasking、activityre-use

ipjmc·2012-03-29 20:00

推荐频道

underlying

java.lang.reflect.Field.set(null, value)

SQL VM上磁盘延迟高, 但Host和Storage Array上的延迟却很低的问题

Mysql Broken pipe异常

解决：Connections could not be acquired from the underlying database!

数据库连接池获取坏死连接问题

Training - Problem and Change Management

解决Communications link failure due to underlying exception

关于Activity和Task的设计思路和方法

passwd: User not known to the underlying authentication――以解决

passwd: User not known to the underlying authentication——以解决

解决c3p0：Connections could not be acquired from the underlying database!

Communications link failure due to underlying exception异常处理

MYSQL BUG #5020及解决方法

关于pyqt treewidget中underlying C/C++ object has been deleted的错误

SAP找表的18中技巧(方法) 18 Techniques for Locating the Underlying Data of a Screen Field

解决：Connections could not be acquired from the underlying database!

解决：Connections could not be acquired from the underlying database!

解决：Connections could not be acquired from the underlying database!

解决：Connections could not be acquired from the underlying database!

解决：Connections could not be acquired from the underlying database!

修改linux密码的时候提示user not known to the underlying authentication module解决办法

解决MySQL连接超时Communications link failure due to underlying exception

解决MySQL连接超时Communications link failure due to underlying exception

hadoop资源

url 缓存策略

java io流类的功能概述

源码剖析之java.io.BufferedOutputStream

jdbc连接Software caused connection abort: socket write error

java.net.SocketException: Broken pipe

数据库异常处理

passwd: User not known to the underlying authentication

判断系统的字节顺序

Connections could not be acquired from the underlying database

The underlying connection was closed错误

Grails(11)Guide Book Chapter 11 Internationalization

依赖注入的简单实现

Mysql连接过期导致dbcp连接池中连接的使用异常

Communications link failure due to underlying exception(转载)

com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception:的解决

IO流：异常Underlying input stream returned zero bytes

Connections could not be acquired from the underlying database!原因及解决办法

Cannot create PoolableConnectionFactory (Communications link failure due to underlying exception 解决

Cannot create PoolableConnectionFactory (Communications link failure due to underlying exception 解决

C3P0

Communications link failure due to underlying exception

Dynamic list updating with a GridCellChoiceEditor

JavaScript library that helps you to create rich, responsive display and editor user interfaces with a clean underlying

EBS表后缀的意义

hbase之htable线程安全性

Activity和Task的设计思路和方法