centos 7 在虚拟机中出现 这个错误 导致进入不了系统。 经过一中午的百度测试了各种方法都不行。 导致出错的原因,应该是在安装各种软件时触动了 Gnome 桌面底层依赖的包。 最后找到了解决办法: 出现如上图界面后 然后ctrl+alt+F2 进入命令模式,然后输入root 账号和密码。 ro ...
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其他好文 时间:
2020-06-18 15:49:14
阅读次数:
252
Given the array candies and the integer extraCandies, where candies[i] represents the number of candies that the ith kid has. For each kid check if th ...
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其他好文 时间:
2020-06-18 13:17:39
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65
错误日志为: validateRenderPassDescriptor:757: failed assertion `Texture at colorAttachment[0] has usage (0x01) which doesn't specify MTLTextureUsageRenderT ...
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编程语言 时间:
2020-06-17 23:26:14
阅读次数:
107
1072 Gas Station (30分) A gas station has to be built at such a location that the minimum distance between the station and any of the residential housi ...
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其他好文 时间:
2020-06-17 18:32:50
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58
在安装mysql时,出现“The security settings could not be applied to the database because the connection has failed with the following error. Error Nr. 1045 Acc ...
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移动开发 时间:
2020-06-17 15:33:57
阅读次数:
100
在渲染进程(UI界面)中使用shell模块 //在文件管理器中打开 const { ..., shell } = require('electron'); const showFile = () => { if (!filePath) { return alert('This file has no ...
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系统相关 时间:
2020-06-16 18:13:06
阅读次数:
67
Delphi XE10 IdFtp 错误:No FTP list parsers have been registered 错误来源:idftp.DirectoryListing 属性 解决方式: uses IdAllFTPListParsers //FTP列表解析器 单元内容: uses IdFT ...
import MySQLdb #查询数量 def Count(cur): count=cur.execute('select * from Student') print ('there has %s rows record' % count) #插入 def Insert(cur): sql = ...
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数据库 时间:
2020-06-15 17:54:50
阅读次数:
78
语法 async 函数返回一个 Promise 对象 1. async function f() { return 'hello world' }; f().then( (v) => console.log(v)) // hello world 2. async function e(){ thro ...
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其他好文 时间:
2020-06-15 17:40:57
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59
We have N bulbs arranged on a number line, numbered 1 to N from left to right. Bulb i is at coordinate i. Each bulb has a non-negative integer paramet ...
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其他好文 时间:
2020-06-15 15:42:11
阅读次数:
80