obtain专题

Handler基本使用（二）new Message 、 Handler.obtainMessage和Message.obtain

通常使用handler发送信息时，会使用下面两种方式 //方法1Message msg = new Message();msg.what = 1;msg.arg1 = 2;msg.arg2 = 3;msg.obj = "demo";mHandler.sendMessage(msg);//方法2Message msg2 = mHandler.obtainMess

IDEA 2019的Cannot obtain ticket--Connection timed out: connect

IDEA用了一年多后出现需要注册的情况，版本：2019.3.3 U版参考如下博客解决： Cannot obtain ticket from http://fls.jetbrains-agent.com due to connectivity problem:Connection time-CSDN博客

翻译《The Old New Thing》- How do I obtain the computer manufacturer’s name?

How do I obtain the computer manufacturer's name? - The Old New Thing (microsoft.com)https://devblogs.microsoft.com/oldnewthing/20081218-00/?p=19783 Raymond Chen 2008年08月08日如何获取计算机制造商的名字？

hadoop Could not obtain block 打不开上传文件

前段时间在单机redhat上配置好了hadoop环境，今天运行wordcount例子时出现了无法获取in目录中到文件问题，不知道是否是权限问题，错误原因如下 [hadoop@lee hadoop-1.0.4]$ bin/ hadoop jar hadoop-examples-1.0.4.jar wordcount in out13/05/08 22:31:26 INFO input.FileIn

[问题解决]Resource stopwords not found. Please use the NLTK Downloader to obtain the resource:

原因：缺失stopwords文件可以在终端输入： >>> import nltk>>> nltk.download('stopwords') 如下图所示（本图下载的是punkt，stopwords同理，改一下名字就行）出现True表示下载成功，如果出现False，需要手动下载：http://www.nltk.org/nltk_data/ 从下载页面中找到需要的文件进行下载。

Inbound web service failed-[SWSE] Failed to obtain a session ID. Session context not found

历史记录 Oracle 技术支持 - 2012年4月23日下午07时15分53秒 [Notes]Hello Shine, Thank you for your quick update with confirmation, and I am glad to hear that the suggestion could help. With the issue resolved, I hav

lucene 写入索引时发生Lock obtain timed out异常

IndexWriter writer = new IndexWriter(this.lucenePath, new SimpleGBKAnalyzer(),false); 执行这行代码时报了下面的异常， java.io.IOExceptionjava.io.IOException: Lock obtain timed out: Lock@C:\DOCUME~1\ADMINI~1\LOCALS~

Phalcon报错Can't obtain model's source from models list:xxx

Phalcon使用PHQL操作时报错 Can't obtain model's source from models list: 'Robots', when preparing: select * from robots where id=:id: 代码如下 $res=$this->modelsManager->executeQuery("select * from robots wher

SVN插件错误之SVN: '0x0040010b: Obtain Project Name' operation finished

svn check的时候出现如下错误： SVN: '0x0040010b: Obtain Project Name' operation finished with error: Selected SVN connector library is not available or cannot be loaded. 详述如下： Eclipse从svn上迁出项目的时候报以下的错误： SVN: '0

Mysql :Failed to obtain JDBC Connection

驱动版本需要跟新，同时驱动对应的pom依赖需要更新成mysql驱动对应版本，这里使用8.0.26版本。 <dependency><groupId>mysql</groupId><artifactId>mysql-connector-java</artifactId><version>${mysql-connector}</version></dependency> mysql连接提示

异常信息解决：Could not obtain transaction-synchronized Session for current thread

同事在本地调试的时候出现这个问题，搜查了一下具体问题和分析： session无事务分析知识重点：（1）必须要将使用了sessionFactory.getCurrentSession()获取session的代码所在的方法加入到事务管理器中；否则获取不到session了。（2）sessionFactory.getCurrentSession()是要基于事务的，才能实现session生命

LeetCode1423. Maximum Points You Can Obtain from Cards

文章目录一、题目二、题解一、题目 There are several cards arranged in a row, and each card has an associated number of points. The points are given in the integer array cardPoints. In one step, you can ta

Cannot obtain ticket from http://fls.jetbrains-agent.com due to connectivity problem:Connection time

一、版本 idea2019.3 二、问题激活失效 Cannot obtain ticket from http://fls.jetbrains-agent.com due to connectivity problem:Connection timed out: connect 三、解决办法把 Floating License Server 粘贴进去执行1，2，3步，

NLTK Downloader to obtain the resource

错误： LookupError: Resource punkt not found. Please use the NLTK Downloader to obtain the resource: import nltk nltk.download(‘punkt’) Attempted to load tokenizers/punkt/english.pickle Searched i

Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Failed to obtain JDBC Connection；

报错信息：解决报错：重启一遍MySQL，再次运行

NoSuchDriverException: Message: Unable to obtain driver for Edge using

这两天学习selenium框架时，遇到一个很恶心的问题。selenium脚本本来可以正常运行，结果过一段时间就报错说没有对应的浏览器驱动，完全懵逼了。好在误打误撞有解决方法，就是把之前路径下的浏览器驱动删除了，再重新放到路径下，最后重新执行代码就可以了。有驱动，且驱动没问题（不然也不会一会儿可以执行一会儿不能执行），只需要把驱动删除后重新放到python路径下就可以了。也不知道为什么会这样，有

关于unbuntu启动hadoop时报错org.apache.hadoop.hdfs.BlockMissingException: Could not obtain block的解决方案

关于unbuntu启动hbase时报错org.apache.hadoop.hdfs.BlockMissingException: Could not obtain block的解决方案背景报错情况解决初步检查进一步检查删除损坏的block 背景虚拟机安装 Hadoop 3.1.3，并运行了 HDFS将网上查询到的资料的所有解决方法都试了一遍，下面这个解决方案成功解决了我的问

Failed to obtain JDBC Connection； nested exception，数据库连接问题

Failed to obtain JDBC Connection; nested exception 报错，网页500报错可能原因：applicationContext文件中引用了jdbc.properties的配置解决方法将applicationContext中的引用改为值

Failed to obtain JDBC Connection: dbType not support : dm, url jdbc:dm

解决方案将filters配置注释掉即可 # 此配置注释# filters: stat,wall

selenium.common.exceptions.NoSuchDriverException: Message: Unable to obtain driver for firefox using

意思大概是：selenium获取不到firefox的驱动（geckodriver.exe）错误原因：1. firefox（或者其他的selenium浏览器驱动--e.g.webchrome、safari等）放置的位置不正确。今天傻羊在用selenium爬虫的时候发现，原来能用的firefox 突然就报错说用不了，刚开始的时候针对版本不匹配的问题进行更改，包括降低版本、重新配置环境等一系列问

ssh框架抛异常org.hibernate.HibernateException: Could not obtain transaction-synchronized Session for curr

ssh框架抛异常org.hibernate.HibernateException: Could not obtain transaction-synchronized Session for current thread。原因：事务不同步解决：在类上加注解@Transactional 如图：