今天想看View.inflate(this, R.layout.name_pw, null);这个方法的源码,结果点击DownLoad:All packages are not availa
原创 2022-06-01 11:59:38
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It was loaded from the following location:file:/C:/Users/XXX/.m2/repository/com/google/guava/guava/16.0.1/guava-16.0.1.jar
原创 2021-11-26 13:54:11
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// 给出一个字母表和一些字母对(c1,c2)表示c1<c2// 求出所有满足要求的排列,并按照字典序输出#include<iostream> //拓扑排序 + dfs#include<algorithm>#include<string>using namespace std;int dict[30],edge[30][30],vis[30],rear,path[30],in[30];void topo_sort(int pos){ if(pos==rear) { for(int i=0;i<rear;++i) cout<<char(
转载 2011-07-22 22:29:00
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Following Orders Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 5200 Accepted: 2119 Description Order is an important concept in mathemati
转载 2017-09-11 15:07:00
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Following OrdersTime Limit: 1000MS Memory Limit: 10000KTotal Submissions: 2732 Accepted: 1041DescriptionOrder is an important concept in mathematics and in computer science. For example, Zorn's Lemma states: ``a partially ordered set in which every chain has an upper bound contains a m...
原创 2021-07-29 16:22:48
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链接:https://vjudge.net/problem/POJ-1270 题意: 给n个字符,同时给m个约束条件,求满足约束条件下的所有排列情况。 思路: 跟POJ1128很像。 按照约束建图。DFS跑一遍就行。 代码:
转载 2019-04-17 16:41:00
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preceding轴和following
原创 2007-02-01 21:19:22
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题目描述顺序是数学和计算机科学中的一个重要概念。例如,Zorn 的引理指出:“一个偏序集合,其中每个链都有一个上限
原创 2022-07-07 14:54:23
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今天下载了一个bitcoind运行了一下,结果少库出现运行错误,在网上找了很长时间才找到了解决办法。用的系统是ubuntu 14.04在终端下运行下边的命令:sudo aptitu
原创 2022-09-14 12:02:18
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Package is not found in the following primary source This is caused by caching. If you don't want to wait like the above answer suggested, just clear
转载 2020-03-30 13:05:00
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在修改Java路径时出现了问题我在修改/etc/profile文件目录里面出现了问题。The program 'java' can be found in the following packages: * default-jre * gcj-4.8-jre-headless * openjdk-7-jre-headless * gcj-4.6-jre-headless
原创 2021-07-09 13:58:01
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今天从git上面download我们项目,然后向往常一样安装Cocoapods。可是却突然发现报错了,尝试了几遍。发现一直报错。然后我这才看了一下,安装Cocoapods的日志,发现抛出了一个报错。 [!] Unable to satisfy the following requirements:
转载 2017-07-21 08:36:00
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如标题,我解决的方法用了下面的第三种方法. 下面的del.Person.hbm.xml(2,2): XML validation error: 未能找到元素“urn:nhibernate-mapping-2.0:hibernate-mappi...
转载 2021-07-31 16:27:29
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在修改Java路径时出现了问题我在修改/etc/profile文件目录里面出现了问题。The program 'java' can be found in the following packages: * default-jre * gcj-4.8-jre-headless * openjdk-7-jre-headless * gcj-4.6-jre-headless
原创 2022-02-03 13:43:50
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原因工程中没有设置SWIFT_VERSION,为空,而依赖的第三方库
原创 2022-08-18 10:35:28
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某台debian的机器 做apt-get update时 系统警告: W: There is no public key available for the following key IDs: 4D270D06F42584E6 W: You may want to run apt-get update to correct these problems 连续做了几次apt-get u
原创 2012-06-20 14:46:09
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Cannot choose between the following configurations of project
原创 2017-10-18 10:58:27
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The following requested languages could not be built: gfortranSupported languages are: c,brig,c,c++,fortran,go,lto,objc,obj-c++ strings /home/software
转载 2021-06-10 22:44:00
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gulp4.0 存在的错误信息 The following tasks did not complete: default,Did you forget to signal async completion? 当gulp为如下代码的时候: // 以下代码会执行在node环境下 const gulp
转载 2020-03-26 10:41:00
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