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PTA 1001 A+B Format
问题描述: Calculate a+b and output the sum in standard format -- that is, the digits must be separated into groups of three by commas (unless there are le ...
分类:其他好文   时间:2020-02-12 10:51:16    阅读次数:65
解决You must configure either the server or JDBC driver (via the serverTimezone configuration property) to use a more specifc time zone value if you want to utilize time zone support问题
错误提示:Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is java.sql.SQLException: The s ...
分类:数据库   时间:2020-02-12 10:40:00    阅读次数:464
A1001A+Bforamt
Calculate a+b and output the sum in standard format -- that is, the digits must be separated into groups of three by commas (unless there are less tha ...
分类:其他好文   时间:2020-02-11 19:26:40    阅读次数:79
C++, Array
0. 1. Array Its size is fixed; The size must be known at compile-time; 2. Examples ...
分类:编程语言   时间:2020-02-11 09:32:18    阅读次数:53
TOMCAT 启动报错 INVALID CHARACTER FOUND IN METHOD NAME. HTTP METHOD NAMES MUST BE TOKENS
Tomcat报错如下: 解决方案: 问题出现原因是Tomcat的header缓冲区大小不够,需要conf目录下的server.xml中增加maxHttpHeaderSize字段即可: <Connector port="8080" executor="tomcatThreadPool" protoco ...
分类:Web程序   时间:2020-02-10 13:24:48    阅读次数:110
安卓Activity嵌入Fragment时出现的must implent OnFragmentInteractionListener的问题(另附嵌入方法)
Android更新较快,今天记录的Fragment的问题 再较新版本中,你新建一个Fragment时会有很多种类(以BlankFragment为例),他会自动帮你创建如下 我们再用原始的方法在Activity中嵌入Fragment,步骤如下 1.在activity.xml中 2.activity中 ...
分类:移动开发   时间:2020-02-10 10:13:11    阅读次数:89
ODE仿真引擎使用(十一)
1. Force and torque of a body dBodyGetForce() and dBodyGetTorqueForce() get force and torque on a body. dBodySetForce() and dBodySetTorque() set force ...
分类:其他好文   时间:2020-02-09 16:51:52    阅读次数:94
SIGMESH 2.3.12 Topology 翻译
Nodes that support the various features described above can be formed into a mesh network. An illustration of a mesh network is shown in Figure 2.8 be ...
分类:其他好文   时间:2020-02-08 17:35:51    阅读次数:75
vue中报错Props with type Object/Array must use a factory function to return the default value
Invalid default value for prop "value": Props with type Object/Array must use a factory function to return the default value.(props default 数组/对象的默认值应 ...
分类:其他好文   时间:2020-02-07 13:06:23    阅读次数:101
android--------解决Entities and POJOs must have a usable public constructor
今天在学习android数据库,运行程序的时候报错,错误是:Entities and POJOs must have a usable public constructor. You can have an empty constructor or a constructor whose param ...
分类:移动开发   时间:2020-02-06 14:21:31    阅读次数:149
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