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  • 解决python使用过程出现的问题2022-09-06 09:32:40

    关于报错“AttributeError:partially initialized module‘requests‘has no attribute‘get‘的解决方法 报错:AttributeError: partially initialized module ‘requests’ has no attribute ‘get’ (most likely due to a circular import) 解决办法:文件命名产生的问题,只要将

  • 【笔记】默认构造函数和零初始化2022-04-12 21:33:09

    默认构造函数会为类里面所有的内建类型执行零初始化(说人话就是把 int,long long,double 之类的东西都赋成 0),但怎么做才能激发默认构造函数呢? 这个问题里面有很好的解释:Does the default constructor initialize built-in types? 仅当用户调用默认构造函数的时候才会执行零初始化。直

  • 查看windows下dll和lib文件是32bit还是64bit2022-03-25 15:04:49

    1. 找到VCVARS32.bat,比如在我的机器上其路径为:H:\software\visual_studio2022\VC\Auxiliary\Build 2. 将VCVARS32.bat拖放至cmd提示符处,回车 3. 这时你应该可以看到“[vcvarsall.bat] Environment initialized for: 'x86'”,这样就OK啦。  

  • 窗口无响应,关闭失败,报video system not initialized2022-02-08 10:59:18

    窗口无响应,关闭失败,报video system not initialized 当使用pygame.init() 生成主屏幕后,会产生无响应。如下图: 正确做法后面必须写以下代码,否则界面会一直循环,导致无响应 pygame.init() # 生成主屏幕 screen = pygame.display.set_mode((600, 500), 0, 32) # 设置标

  • angular踩坑2021-12-30 11:02:52

    1.某天用到组件通讯时,报了个错   @Output doSomething not initialized in xxComponent,反复检查代码,doSomething是有声明的,百思不得其解,后来想起来,在引入EventEmitter的时候有vscode弹窗说是否引入EventEmitter,点击了确定,这时的引入源是    import {EventEmitter} from "event

  • 记录一次Matlab环境报错:The MATLAB Runtime instance could not be initialized2021-12-22 17:35:57

    背景:Winform/Wpf开发的应用,因需要调用matlab生成的算法而安装了matlab2015b运行环境。应用平时正常运行,偶尔会出现环境崩坏导致程序出错(常见win10家庭版、企业版)。自己电脑(win10专业版)未出过这类问题,客户的机器偶尔会出现这个错误。 报错信息 System.Exception: MWArray assembly

  • [webpack-cli] Invalid options object. Dev Server has been initialized using an options object2021-11-11 10:34:33

    问题内容: [webpack-cli] Invalid options object. Dev Server has been initialized using an options object that does not match the API schema. - options has an unknown property 'contentBase'. These properties are valid: object { allowedHosts?, bonj

  • 【TensorFlow】InternalError: Failed copying input tensor2021-11-06 17:02:44

    TensorFlow-GPU执行模型训练时报错: InternalError: Failed copying input tensor from /job:localhost/replica:0/task:0/device:CPU:0 to /job:localhost/replica:0/task:0/device:GPU:0 in order to run _EagerConst: Dst tensor is not initialized. 解决方法: 【TensorFlow:

  • springcloud sentinel Runtime port not initialized, wonsentinel't send heartbeat2021-10-28 15:34:14

    微服务配置好sentinel, 启动之后查看日志: port not initialized, wonsentinel't send heartbeat   解决: 添加sentinel配置, 启动立即加载初始化, 而不是有流量之后再和控制台交互 spring:   cloud:     sentinel:       eager: true    

  • RuntimeError: Default process group has not been initialized, please make sure to call init_process_2021-09-22 10:00:21

    在使用mmSegmentation框架时遇到的问题: File "C:\software\Anaconda3\envs\python36\lib\site-packages\torch\distributed\distributed_c10d.py", line 347, in _get_default_group raise RuntimeError("Default process group has not been initialized,

  • 类的编译顺序2021-05-31 21:05:31

    Initialization order The order of member initializers in the list is irrelevant: the actual order of initialization is as follows: 1) If the constructor is for the most-derived class, virtual bases are initialized in the order in which they appear in dept

  • 解决AttributeError: partially initialized module ‘matplotlib.cbook‘ has no attribute ‘..的错误2021-04-16 20:01:26

    1.错误名称AttributeError: partially initialized module ‘matplotlib.cbook’ has no attribute ‘deprecated’ (most likely due to a circular import) 出现以下错误 解决办法 导入numpy模块时,由于自己起一个和numpy模块一样的python文件,所以,导入的是这个python文件,而

  • 解决cannot import name ‘XXX‘ from partially initialized module ‘XXX‘ (most likely due to a circular...2020-12-14 23:01:55

    解决cannot import name ‘XXX’ from partially initialized module ‘XXX’ (most likely due to a circular import) 今天新建了一个wordcloud.py文件想练习一下画个云图,随后运行发现出现错误:cannot import name ‘WordCloud’ from partially initialized module ‘wordc

  • 线程同步2020-02-01 18:52:21

    >>返回《C# 并发编程》 1. 阻塞锁 2. 异步锁 3. 阻塞信号 4. 异步信号 5. 限流 同步的类型主要有两种: 通信和数据保护。 1. 阻塞锁 class LockClass { // 这个锁会保护 _value。 private readonly object _mutex = new object(); private int _value; public

  • 懒初始化的map2019-06-12 21:48:49

    package org.jsirenia.defer; import java.util.Map; /*** * 第一次get的时候,调用初始化方法。 * @author zhoujiaping 2019-04-23 * */ public class LazyInitMap<K,V>{ private Map<K,V> map; private boolean initialized; private Initializer<K,V> initia

  • systemd:添加systemd.log_level=debug systemd.log_target=console2019-06-09 09:01:54

    [    0.000000] Booting Linux on physical CPU 0x0[    0.000000] Linux version 4.14.98-imx_4.14.98_2.0.0_ga+g5d6cbea (oe-user@oe-host) (gcc version 7.3.0 (GCC)) #1 SMP PREEMPT Sun Apr 14 10:53:57 UTC 2019[    0.000000] Boot CPU: AArch64 Processor [410fd

  • systemd:不添加任何参数2019-06-09 09:00:07

    [    0.000000] Booting Linux on physical CPU 0x0[    0.000000] Linux version 4.14.98-imx_4.14.98_2.0.0_ga+g5d6cbea (oe-user@oe-host) (gcc version 7.3.0 (GCC)) #1 SMP PREEMPT Sun Apr 14 10:53:57 UTC 2019[    0.000000] Boot CPU: AArch64 Processor [410fd

  • Sitecore8.2 Tracker.Current is not initialized错误2019-04-09 10:53:15

    这是在访问前端的时候出现的错误。。。Tracker.Current 未初始化。。并没更新修改什么,好端端的这样 而Siatecore后台可以正常访问进入 先查看日志--> 由此我判断可能是MongoDB出现了问题,会不会是MongoDB服务没有启动导致?? 果然,MongoDB服务没有启动。启动之后正常访问了。

  • vue Ehcarts There is a chart instance already initialized on the dom.2019-02-12 09:44:33

    使用Echarts插件的时候,多次加载会出现There is a chart instance already initialized on the dom.这个错误,改插件已经加载完成。 解决方法: 在data()定义全局变量 data(){ return{ myChart=null } } 在使用插件方法中最前面添加 if (this.myChart != null && this.myChart!= "" &&

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