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Java compiler level does not match解决方法

从别的地方导入一个项目的时候,经常会遇到eclipse/Myeclipse报Description  Resource Path Location Type Java compiler level does not match the version of the installed Java project facet.出现这个问题的原因是因为,eclipse/myeclipse的jdk编译版本与出现问题的项目JDK编译版本不一致所导致! 1.先设置好jdk,需要确定 项目,eclipse/m…

Android requires compiler compliance level 5.0 or 6.0. Found '1.4' instead的解决办法

今天在导入工程进Eclipse的时候竟然出错了,控制台输出的是: [2013-02-04 22:17:13 - takepicture] Android requires compiler compliance level 5.0 or 6.0. Found '1.4' instead. Please use Android Tools > Fix Project Properties. 解决办法: 1. 项目 右键 ->android tools ->Fix Project 2. 如果…

Android版本和API Level对应关系

http://developer.android.com/guide/topics/manifest/uses-sdk-element.html Platform Version       API Level               VERSION_CODE                       Android 6.0 23 M     Android 5.1 22 LOLLIPOP_MR1     Android 5.0 21 LOLLIPOP     Android 4.4W 2…

[LeetCode] Binary Tree Level Order Traversal II 二叉树层序遍历之二

Given a binary tree, return the bottom-up level order traversal of its nodes' values. (ie, from left to right, level by level from leaf to root). For example:Given binary tree {3,9,20,#,#,15,7}, 3 / \ 9 20 / \ 15 7 return its bottom-up level order tr…

[LeetCode] Binary Tree Zigzag Level Order Traversal 二叉树的之字形层序遍历

Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next level and alternate between). For example:Given binary tree {3,9,20,#,#,15,7}, 3 / \ 9 20 / \ 15 7 return its…

[LeetCode] Binary Tree Level Order Traversal 二叉树层序遍历

Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level). For example:Given binary tree {3,9,20,#,#,15,7}, 3 / \ 9 20 / \ 15 7 return its level order traversal as: [ [3], [9,20], [15,7] ] 层序…

Android版本与api Level

Platform Version API Level VERSION_CODE Notes Android 4.4 19 KITKAT Platform Highlights Android 4.3 18 JELLY_BEAN_MR2 Platform Highlights Android 4.2, 4.2.2 17 JELLY_BEAN_MR1 Platform Highlights Android 4.1, 4.1.1 16 JELLY_BEAN Platform Highlights An…

Selenium通过WebDriver控制IE浏览器出错 Browser zoom level was set to 109%. It should be set to 100%

错误信息: WebDriverException: Message: Unexpected error launching Internet Explorer. Browser zoom level was set to 109%. It should be set to 100% 浏览器安全设置应该是100% 解决方法: "Open Regedit and navigate to HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Zo…

pythonchallenge 解谜 Level 8

#-*- coding:utf-8 -*- #代码版本均为python 3.5.1 #Level 7 import bz2 un=b'BZh91AY&SYA\xaf\x82\r\x00\x00\x01\x01\x80\x02\xc0\x02\x00 \x00!\x9ah3M\x07<]\xc9\x14\xe1BA\x06\xbe\x084' pw=b'BZh91AY&SY\x94$|\x0e\x00\x00\x00\x81\x00\x03$ \x00!\x9ah3M\x13<]…

pythonchallenge 解谜 Level 7

#-*- coding:utf-8 -*- #代码版本均为python 3.5.1 #Level 7 from PIL import Image x_begin, x_end = 0, 609 y_begin, y_end = 43, 53 image = Image.open("oxygen.png") data = [chr(image.getpixel((i, 43))[0]) for i in range(0, 609, 7)] #im.getpixel((x, y)) 得到某…

pythonchallenge 解谜 Level 6

第六关地址 http://www.pythonchallenge.com/pc/def/channel.html 和前几关一样,首先看网页源码吧.反正不看也没办法... <html><!-- <-- zip --><head> <title>now there are pairs</title> <link rel="stylesheet" type="text/css" href="…

pythonchallenge 解谜 Level 5

第五关的确很坑爹... 不过,根据之前的思路,我想着是把信息放在了 “源码” 中. 翻了下源码.有用的东西在以下部分. <html><head> <title>peak hell</title> <link rel="stylesheet" type="text/css" href="../style.css"> <script async="" src=&qu…

pythonchallenge 解谜 Level 4

下一关... 一张图片,于是就点击了一下. 跳转到了 http://www.pythonchallenge.com/pc/def/linkedlist.php?nothing=12345 显示的是: and the next nothing is 44827 下一个... and the next nothing is 45439 再来一个.. Your hands are getting tired and the next nothing is 94485... 一直循环下去了...肯定是打…

pythonchallenge 解谜 Level 3

第三关. 问题的解法在于正则表达式. 首先...你应该能找到需要正则的字符在哪里...那就好了! 题意就是说: One small letter, surrounded by EXACTLY three big bodyguards on each of its sides. 在正则的字符里面找到符合要求的字母. 例如:aTTTfTTTz 那么这个f就是需要正则结果到的字母. PS:题目中 EXACTLY :精确的.左右两边是三个大写字母,必须是三个... 代码: #-*- coding:utf…

pythonchallenge 解谜 Level 2

好吧,赶紧贴一下. #-*- coding:utf-8 -*- #代码版本均为python 3.5.1 #Level 2 import re file = open("Level 2.txt","r") for line in file.readlines(): chars = ' '.join(re.findall(r'[a-z]|[A-Z]|[0-9]',line)) print (chars,end="") 代码挺简单的,可以试着从网页中直…

pythonchallenge 解谜 Level 1

得到第一关地址后可以进行第一关的解析了. 看起来好神秘的样子.但是也就是把字母 k 变成 m , o 变成 q ,e 变成 g.将字母对应的ASCII的值+2就行了. #-*- coding:utf-8 -*- #代码版本均为python 3.5.1 #Level 1 str = "g fmnc wms bgblr rpylqjyrc gr zw fylb. rfyrq ufyr amknsrcpq ypc dmp. bmgle gr gl zw fylb gq glcddgagclr ylb…

java compiler level does not match the version of the installed java project facet 解决方案

项目出现 java compiler level does not match the version of the installed java project facet 错误,一般是项目移植出现环境版本不一致造成的. 如图所示: 解决方案: 在资源管理器下,找到项目所在的目录,在.settings子目录里面,用文本编辑器打开org.eclipse.wst.common.project.facet.core.xml配置文件,如图所示: 修改红色画线部分,让它与项目的编译器版本设置保持一致即可…

Solr实现Low Level查询解析（QParser）

Solr实现Low Level查询解析(QParser) Solr基于Lucene提供了方便的查询解析和搜索服务器的功能,可以以插件的方式集成,非常容易的扩展我们自己需要的查询解析方式.其中,Solr内置了一些QParser,对一些没有特殊要求的应用来说,可以直接使用这些查询解析组件,而无需做任何修改,只需要了解这些查询解析组件提供的基本参数(Local Params),就可以实现强大的搜索功能. 对于Solr来说,它的设计目标就是尽可能屏蔽底层Lucene的复杂度和难点,而是通过提供可配置的方…

ORA-00604: error occurred at recursive SQL level 1

在测试环境中使用某个账号ESCMOWNER对数据库进行ALTER操作时,老是报如下错误: ORA-00604: error occurred at recursive SQL level 1 ORA-20016: (ALTER) Action denied as it is a protected object! ORA-06512: at line 7 不清楚发生了什么情况,于是想跟踪当前会话,查看具体原因,查看当前会话的SID为967 SELECT USERENV('SID') FROM D…

基于网格的分割线优化算法（Level Set）

本文介绍一种网格分割线的优化算法,该方法能够找到网格上更精确.更光滑的分割位置,并且分割线能够自由地合并和分裂,下面介绍算法的具体原理和过程. 曲面上的曲线可以由水平集(level set)形式表示,通常表示为φ(r) = 0,其代表曲面上具有相同函数值的等值曲线,由于函数值为零,一般称为零水平集.当曲线在曲面上移动时,可以用如下水平集方程表示: 上式为函数φ(r)对时间t的偏导,即函数φ(r)随时间t的变化情况,等式右边v表示曲线移动速度,▽φ表示曲面上函数φ(r)的梯度. 驱动曲线在曲面上移…

Level Of Management Protocols - SNMP Tutorial

30.2 The Level Of Management Protocols Originally, many wide area networks included management protocols as part of their link level protocols. If a packet switch began misbehaving, the network manager could instruct a neighboring packet switch to se…

大熊君学习html5系列之------XHR2（XMLHttpRequest Level 2）

一,开篇分析 Hi,大家好!大熊君又和大家见面了,(*^__^*) 嘻嘻……,这系列文章主要是学习Html5相关的知识点,以学习API知识点为入口,由浅入深的引入实例, 让大家一步一步的体会"h5"能够做什么,以及在实际项目中如何去合理的运用达到使用自如,完美驾驭O(∩_∩)O~,好了,废话不多说,直接进入今天的主题, 今天主要讲的是“XMLHttpRequest Level 2 API”及在客户端浏览器中的作用,并且会引入一个实际的例子做为讲解的原型范例,让我们先来看看“XHR AP…

language level in Intellij IDEA

The Language level setting sets which features the code assistance in the editor should support. For example, if you're using JDK 1.7 but want your code to be compatible with JDK 1.6, you can set the language level lower than your actual JDK supports…

pythonchallenge 解谜 Level 0

解谜地址: http://www.pythonchallenge.com/pc/def/0.html 这题没什么难度,意思就是得到2的38次方的值,然后,替换 http://www.pythonchallenge.com/pc/def/0.html 的 0.html 所以直接上代码~ #-*- coding:utf-8 -*- #代码版本均为python 3.5.1 #Level 0 url = "http://www.pythonchallenge.com/pc/def/0.html"…

java compiler level does not match the version of the installed java project facet

Java compiler level does not match the version of the installed java project facet错误的解决 因工作的关系,Eclipse开发的Java项目拷来拷去,有时候会报一个很奇怪的错误.明明源码一模一样,为什么项目复制到另一台机器上,就会报“java compiler level does not match the version of the installed java project facet”错误呢? 如图所示…

Binary Tree Zigzag Level Order Traversal [LeetCode]

Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from left to right, then right to left for the next level and alternate between). For example:Given binary tree {3,9,20,#,#,15,7}, 3 / \ 9 20 / \ 15 7 return its…

[解决方案] pythonchallenge level 3

http://www.pythonchallenge.com/pc/def/equality.html 根据页面提示:一个小写字母刚刚好被左右3个大写字母包围. 查看页面代码得到需要处理的字符. 将字符复制到文档/tmp/s.txt下 python: import re with open('/tmp/s.txt', 'r') as f: content=f.read() raw_letter=re.findall('[a-z]+[A-Z]{3}([a-z])[A-Z]{3}[a-z]+', c…

[解决方案] pythonchallenge level 2

http://www.pythonchallenge.com/pc/def/ocr.html 根据页面提示查看网页源代码,在最后:<!--find rare characters in the mess below:--> <!--%%$@_$^__#)^)&!_+]!*@&^}@[@%]()%+$&[(_@%+%$*^@$^!+]!&_#)_*}{}}!}_]$[%}@[{_@#_^{*@##&{#&{&)*%(]{{([*}@[…

【LeetCode OJ】Binary Tree Level Order Traversal

Problem Link: https://oj.leetcode.com/problems/binary-tree-level-order-traversal/ Traverse the tree level by level using BFS method. # Definition for a binary tree node # class TreeNode: # def __init__(self, x): # self.val = x # self.left = None # se…

【LeetCode OJ】Binary Tree Zigzag Level Order Traversal

Problem Link: https://oj.leetcode.com/problems/binary-tree-zigzag-level-order-traversal/ Just BFS from the root and for each level insert a list of values into the result. # Definition for a binary tree node # class TreeNode: # def __init__(self, x):…