# ICode9

• ## Reclaim space after drop database or tables via deleting the generated binlog files2022-05-27 21:01:35

1. sudo -i; 2. cd /var/lib/mysql/;ls -lct;     3.Delete binlog files rm -rf binlog.*   4. ls -lct;     5.Then check the space via df -h;     As the above snapshot illustrates that /dev/sda5 has emptied more and spare more space.

• ## HelloWorld2022-05-20 15:02:44

title: Hello World author: htp168 abbrlink: 2004290681 date: 2022-05-17 13:17:46 tags: Welcome to Hexo! This is your very first post. Check documentation for more info. If you get any problems when using Hexo, you can find the answer in troubleshooting or

• ## CET6学习 ---啃书记录2022-05-11 22:04:30

金山词霸 高频词汇 Word List 1 issue v. 发行；发布；发表 And the World Resources Institute (WRI) in its World Resources 2005 report, issued at the end of August, produced several such examples from Africa and Asia; it also demonstrated that environmental deg

• ## Codeforces Round #783 (Div. 2) VP 记录2022-04-21 11:01:58

Codeforces Round #783 (Div. 2) VP 记录 More And More Vegetable…… A. Direction Change 求从 \((1,1)\) 走到 \((n,m)\) 的最小步数。只能上下左右走，不能出界，不能连续两次方向相同。 特判一下所有情况就可以了。 贪心的去走，每走两步横纵距离都减一。处在同一行（列）时就按照

• ## 理解DeepL中的参数惩罚（penalty）2022-04-15 13:34:22

penalty机制中有L2范数的penalty，它长这个样子：      E是指一次前向计算， 输入与输出之间的 误差。后面的一部分就是L2 penalty。 现在让我们来看看C对某个参数Wi求导的结果：           如果我们更新梯度的话：      从上面的一个式子我们可以看出，w若越大，那么w衰减越厉害

• ## 2022-2023学年英语周报高三课标外研第13期答案汇总2022-04-14 18:34:25

进入查看：2022-2023学年英语周报高三课标外研第13期答案汇总   In addition, there are also challenges when it comes to beauty. Today's VR headsets look almost entirely the same-they are huge and heavy and they look silly. Producers must find a way in order to mak

• ## 安装mySql 出现 one more product requirements have not been satisified2022-04-12 11:32:13

安装mySql 出现 one more product requirements have not been satisified 原因是缺少一些依赖环境。 在弹出的对话框中点击 否。 然后点击执行，会弹出安装依赖环境组件的窗口，安装即可，最后继续点击下一步，正常安装即可。

• ## "Passions beat about Simon on the mountain-top with awful wings." What does that mean?2022-03-31 09:04:28

(本文由留学作业帮www.homeworkhelp.cc整理编辑) The choice of the word "passions" is particularly important, as is the personification of that word with the imagery of wings.  What is happening on the island is the degeneration of human nature.  The boys

• ## linux常用命令2022-03-26 16:32:31

删除文件夹： rmdir 命令：删除文件夹。语法：rmdir  参数 文件名。 -p递归的删除空文件夹，从最低级别文件夹递归删除到最高一级空目录。目录存在文件时报错，格式：rmdir -p ff/123/456 2.  rm命令;删除文件或文件夹。删除文件夹时语法：rm -r 文件名（-r也是递归删除文件夹

• ## 面试官：Redis的共享对象池了解吗？2022-03-08 09:02:18

我正在面试间里焦急地等待着，突然听到了门外的脚步声，随即门被打开，穿着干净满脸清秀的青年走了进来，一股男士香水的淡香扑面而来。 面试官：“平时在工作中用过Redis吗？” 我：“用的比较多。”我心中暗喜，Redis我熟啊，什么五种数据类型、两种持久化方式倒背如流啊。 面试官：“Redis的共享

• ## 2022-2023年英语周报九年级第5期答案汇总2022-03-05 10:03:43

进入查看： 2022-2023年英语周报九年级第5期答案汇总   Nowadays, online learning turns out to be more and more practiced. It represents an easy and comfortable method for achieving knowledge in almost every field. It is therefore especially beneficial to those w

• ## 2022-2023年英语周报八年级第25期答案汇总2022-02-27 20:01:29

进入查看： 2022-2023年英语周报八年级第25期答案汇总   On average, American kids ages 3 to 12 spent 29 hours a week in school, eight hours more than they did in 1981. They also did more household work and participated in more of such organized activities as soc

• ## Vero AlphaCAM 2022.0.2204 64位繁体中文版2022-02-26 11:04:45

ALPHACAM 2022 continues its mission to help manufacturers save time and materials, increase accuracy and improve efficiency, with a range of enhancements across the breadth of the product. With improvements to CAD, clamps, automation, machining, nesting

• ## The three top-paying tech roles in 2022 and the skills you need to land them2022-02-16 13:04:42

The three top-paying tech roles in 2022 and the skills you need to land them After two decades of working in the technical training industry, I’ve found software development roles need people who have the skills to do the job, regardless of whether those

• ## [转]Jira Dashboards in Confluence: 4 Easy Steps to Monitoring Jira Projects2022-02-10 22:02:55

本文转自：https://www.idalko.com/jira-dashboards-confluence/ This article was written by Maria Kurnosenko from Stiltsoft.  Jira is one of the intuitive project management tools used by companies of all sizes for tracking tasks and managing workflow. When combi

• ## 第十章 Hive调优 【执行计划】2022-02-10 12:32:29

1. 语法explain [extended | dependency | authorization] query2. 从执行计划中 可以获取那些信息? 1. Job任务的DAG(有向无环图) 2. 操作算子 示例 : Fetch Operator Select Operator Map Reduce Map Operator Tre

• ## 用 css 或 js 实现多行文本溢出省略2022-02-09 11:02:29

用 css 或 js 实现多行文本溢出省略 CSS： <div class="container"> <div class="single">单行：凡世的喧嚣和明亮,世俗的快乐和幸福,如同清亮的溪涧,在风里,在我眼前,汨汨而过,温暖如同泉水一样涌出来,我没有奢望,我只要你快乐,不要哀伤</div> <div class="more">多行：

• ## 安卓——家庭记账本72022-02-06 14:03:48

昨天实现了改图表的数据隐藏功能，接下来实现预算设置功能 首先他是一个点击事件，在布局中已经进行设置，在MainActivity中设置点击事件，并定义方法实现预算的设置。 //显示预算设置 private void showBudgetDialog() { BudgetDialog dialog = new BudgetDialog(this

• ## Linux2022-02-04 13:31:51

1、 绝对路径用什么符号表示？当前目录、上层目录用什么表示？主 目录用什么表示? 切换目录用什么命令？ 绝对路径： 如/etc/init.d 当前目录和上层目录： ./ ../ 主目录： ~/ 切换目录： cd 2、 怎么查看当前进程？怎么执行退出？怎么查看当前路径？ 查看当前进程： ps ps -l 列出与本次登录有关的进程

• ## 工作日记：让你的网页refined more2022-01-29 16:30:44

总结了一些日常Vue网页开发中用到的东西，本博文持续更新中。。。 最后更新日期：2022-01-29 一、绚丽的vue ui库 ui组件库尽量选择大中厂的产品，避免版本更迭时需要大改动。 1.Element UI：https://element.eleme.cn/#/zh-CN 2.Vant：https://vant-contrib.gitee.io/vant-weapp/#/hom

• ## Linux查看日志2022-01-27 16:03:47

Linux查看日志的命令有多种: tail、cat、tac、head、echo等，本文只介绍几种常用的方法。 1、tail 这个是我最常用的一种查看方式 命令格式: tail[必要参数][选择参数][文件] -f 循环读取 -q 不显示处理信息 -v 显示详细的处理信息 -c<数目> 显示的字节数 -n<行数> 显示行数 -q, --q

• ## English Question：Suspend vs. Stop vs. Pause vs. Cease vs. Halt2022-01-25 09:00:29

最近，Github删库跑路事件闹的沸沸扬扬。marak大神发了一个Github官网的截图，如下：    英语学渣不懂就查，Suspended 这个单词不晓得是啥意思。查完知道是“暂停”的意思。那我就好奇了，这个单词和Stop,Pause,Cease,Halt有啥区别呢？（后两个也是通过查询知道的） 一通搜索，终于找到了自己比

• ## A Child's History of England.2182022-01-23 23:34:57

It broke out at a baker's shop near London Bridge, on the spot on which the Monument now stands as a remembrance of those raging flames. It spread and spread, and burned and burned, for three days. The nights were lighter than the days; in the daytim