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  • ExtJS类成员-检测浏览器支持API情况2022-07-06 18:08:12

    更新记录 2022年7月6日 发布。 2022年7月2日 从笔记迁移到博客。 ExtJS教程汇总:https://www.cnblogs.com/cqpanda/p/16328016.html Ext.supports.History 检测是否支持window.history Ext.supports.GeoLocation 检测是否支持geolocation Ext.supports.Svg 检测是否支持SVG Ex

  • Wallys/network card/QCA9880 802.11ac Dual band2022-06-08 12:00:51

    QCA9880 802.11ac Dual band QCA9880 3x3 2.4G/5G FCC/CE/IC    DR900VX Wallys Communications (Suzhou ) Co., LTD (http://www.wallystech.com) is a professional supplier of wireless communication products and has a complete industrial chain in China. Our big

  • Service Advisor EDL V2 Electronic Data Link Truck Diagnostic Kit for John Deere2022-05-11 08:31:07

    Service Advisor EDL V2 Electronic Data Link Truck Diagnostic Kit for John Deere Product Description Service Electronic Data Link (EDL) for John Deere is the dealer diagnostic PC-to-vehicle interface compatible with Service ADVISOR software. With Servic

  • /Network_Card/DR900VX-Qualcomm-Atheros-QCA9880-3T3R-MIMO-802.11ac-Mini-PCIe-Wi-Fi-Module-Dual-Band-22022-04-25 13:31:28

    IPQ6000/IPQ6018/IPQ6010/IPQ4019/IPQ4029/IPQ8072/IPQ8074/QCN9074 BY:Wallys Communications (Suzhou ) Co., LTDEMAIL:​sales3@wallystech.com wifi6 router/network cardwifi 6EWiFi 6802.11ax/802.11acwireless solutionsDipole/ panel //Dual Polarization Enclosure /

  • Routerboard/DR531-Qualcomm-QCA9531-support-MU-MIMO-2T2R-2.4G-high-power-30dbm-2-GETH-port2022-02-18 13:31:46

    https://www.wallystech.com/Routerboard/DR531-Qualcomm-QCA9531-support-MU-MIMO-2T2R-2.4G-high-power-30dbm-2-GETH-port.html contact:​​sales3@wallystech.comQCA-Atheros AR9531 (550 MHz)chipset. DR531   Featuring with industrial-grade Integrated with 1 x 2.4G

  • 【v-if与v-show的区别】2022-02-07 20:00:31

    一、相同点 都可以动态控制着dom元素的显示隐藏 一、区别 v-if: 控制DOM元素的显示隐藏是将DOM元素整个添加或删除; v-show: 控制DOM 的显示隐藏是为DOM元素添加css的样式display,设置none或者是block,DOM元素是还存在的 二、性能对比 v-if有更高的切换消耗; v-show有更高的

  • 10GBASE-T,10GBASE-R,10GBASE-X 和10GBASE-W区别2021-12-20 10:31:45

    参考链接: https://www.rfwireless-world.com/Terminology/10GBASE-T-vs-10GBASE-R-vs-10GBASE-X-vs-10GBASE-W.html 10GBASE-T The version 10GBASE-T has following features. • Supports 64B/65B signal encoding type • supports transmission over twisted pair cabli

  • ARFoundation入门到精通 - 1.2 ARCore 支持机型2021-12-17 23:30:01

    在中国区域,ARCore 支持以下设备: (ps:ARCore不支持鸿蒙系统) 制造商 型号 Notes Huawei Honor 10 Supports multiple GPU texture resolutions - 1440x1080, 1280x960, 480p Huawei Honor Magic 2 Huawei Honor V20 Supports multiple GPU texture resolutions - 144

  • python自动化办公数据分析的文件和目录操作(一)2021-10-29 09:01:59

    使用os库 os库是Python标准库,随Python一起安装,无须单独安装。os是operation system(操作系统)的缩写,os库提供了使用各种操作系统功能的接口。os库中包含很多操作文件和目录的函数,可以方便地进行重命名文件、添加/删除目录、复制目录/文件等操作。 1.主要操作方法 导入os库。>>>

  • Spire.Office for Java 4.4.6 Crack 笑开颜2021-05-16 17:00:37

    Version: 4.4.6 We are happy to announce the release of Spire.Office for Java 4.4.6. This version brings some new features, for example, Spire.XLS for Java supports adding and removing digital signature and adds a new method to customize paper size; Spire.

  • python3爬取网页AJAX数据2021-03-12 17:35:03

    目前很多网站都使用ajax技术动态加载数据,和常规的网站不一样,数据时动态加载的,如果我们使用常规的方法爬取网页,得到的只是一堆html代码,没有任何的数据。 Ajax是利用 JavaScript在保证页面不被刷新、页面链接不改变的情况下与服务器交换数据并更新部分网页的技术。 Ajax基本原理

  • CSS @supports解析2021-02-21 16:03:34

    @supports()会检测括号中的声明,在浏览器支持该声明的情况下执行花括号中的代码。 基本属性检测 @supports (display: flex) { div { display: flex; } } not关键字 @supports not (display: flex) { div { float: left; } } 组合条件检测 @supports (display: flex) and (

  • The listener supports no services2021-02-08 16:32:34

    vim /u01/app/oracle/product/12.1.0/dbhome_1/network/admin/listener.ora SID_LIST_LISTENER = (SID_LIST = (SID_DESC = (GLOBAL_DBNAME = orcl) #数据实例名 show parameter name (ORACLE_HOME = /u01/app/oracle/product/12.1.0/dbhome_1) # echo $OR

  • cmake_host_system_information2020-12-15 14:33:32

    https://cmake.org/cmake/help/latest/command/cmake_host_system_information.html   Query host system specific information. cmake_host_system_information(RESULT<variable>QUERY<key>...) Queries system information of the host system on which c

  • Org Chart Designer(网络图拖放设计软件)2020-12-07 10:30:01

    1、软件简介 Org Chart Designer 是一款图表设计软件,Org Chart Designer 使您能够创建或发布图表和网络图,只需点击几下鼠标和拖放操作。介质内非常有利于大公司,组织结构图帮助你建立和组织结构有关公司的目标更深入的了解。 Org Chart Designer 针对最新的 macOS 进行了优

  • Industrial 4G router RS458通讯串口服务器模块 工业物联网解决方案2020-11-13 18:02:31

    Industrial 4G router RS458通讯串口服务器模块 工业物联网解决方案 Main features:>Support mobile EC20 / ec200t-lte module 2g 3g 4G dial-up Internet access;>Support dual network port 1wan + 1lan or 2lan mode, can be selected through the page, support WAN port conne

  • ARFoundation快速入门-06ARCore设备支持列表2020-05-09 11:06:25

    一、Android支持使用ARCore设备列表 Android (Google Play) ARCore 要求: 运行在搭载 Google Play 应用商店的设备上 Android 7.0 或更高版本 (如下所示,个别型号需要更高的版本) 若你的应用为AR可选应用, 请修改 minSdkVersion 声明: ‘minSdkVersion≥14` (API Level 14, Ice Crea

  • Cmake & Visual Studio supports GoogleTest2020-03-09 09:08:24

        1 CMake https://cmake.org/cmake/help/v3.17/module/GoogleTest.html   This module defines functions to help use the Google Test infrastructure. Two mechanisms for adding tests are provided. gtest_add_tests() has been around for some time, originally v

  • Glide框架解析---生命周期的介绍(四)2020-01-29 15:39:46

    上一篇博客中我们主要介绍了Glide调用的流程,涉及的类还有方法我在交互图中做了详细的介绍,这篇呢我们来介绍一下Glide的生命周期。本来我打算在博客中详细的写出每个类和每个过程,但是涉及的篇幅实在的太多了,所以之后的博客还是以思想为主,具体的源代码我会直接提供出来,当然有不懂

  • 在Linux中使用selenium(环境部署)2019-10-22 14:54:51

    1、安装chrome 用下面的命令安装Google Chrome yum install https://dl.google.com/linux/direct/google-chrome-stable_current_x86_64.rpm 也可以先下载至本地,然后安装 wget https://dl.google.com/linux/direct/google-chrome-stable_current_x86_64.rpm yum install ./google-

  • [Vue warn]: Error in render: "TypeError: Cannot read property '0' of undefined"2019-09-13 13:42:28

    分析: 异步请求获得的数据是一个对象,对象中又有数组,直接在子组件中使用数组时需要使用v-if进行判断 数据类型如下: {"error":0,"data":{"name":"粥品香坊","description":"蜂鸟专送","deliverytime":38,"score":4.2,"serviceScore":4.1,&q

  • Oracle 12C OCP-071最新考试题库及答案-192019-08-23 21:40:01

    1.choose the best answer What is the primary difference between the relational database (RDB) and object-oriented database (OODB) models? A) RDB allows the definition of relationships between different tables, whereas OODB does not allow this. B) OODB inc

  • OCP-052考试题库汇总(35)-CUUG内部解答版2019-08-19 10:57:14

    Which two are true about Oracle Data Pump in Oracle Database 11g Release 2? A)If the directory used in the export operation has existing dump files, it overwrites them. B)It allows encryption to be performed without using a password. C)It supports the exp

  • python模块2019-07-24 18:00:30

    import 语句 语法: import module1[, module2[,... moduleN] from … import 语句 语法: from modname import name1[, name2[, ... nameN]] from … import * 语句 from modname import * dir() 函数 内置的函数 dir() 可以找到模块内定义的所有名称。 示例: import osdir(os)print(

  • selenium 配置 chromedriver2019-07-15 22:52:00

    参考文档: https://blog.csdn.net/yoyocat915/article/details/80580066?tdsourcetag=s_pcqq_aiomsg http://npm.taobao.org/mirrors/chromedriver/ 今天重新配置了下chromedriver,有些问题记录下来,以备查找。下载chromedriver之前需要先检查下chrome浏览器的版本,点击浏览器帮助--->

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