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使用Xutils 3 中遇到的一些问题!!!!
1。当xml页面中有可见的,同时设置id的控件时,如果在Activity中没有使用注解进行反射该控件,app会crash,提示: Caused by: java.lang.NullPointerException: Attempt to invoke virtual method 'void and ...
分类:其他好文   时间:2017-04-10 00:49:51    阅读次数:279
virtualbox问题收集
The VM session was closed before any attempt to power it on. 返回 代码:E_FAIL (0x80004005)组件:SessionMachine界面:ISession {12f4dcdb-12b2-4ec1-b7cd-ddd9f6c5bf ...
分类:其他好文   时间:2017-04-01 09:39:28    阅读次数:343
使用朴素贝叶斯分类器过滤垃圾邮件
1.从文本中构建词向量 将每个文本用python分割成单词,构建成词向量,这里首先需要一个语料库,为了简化我们直接从所给文本中抽出所有出现的单词构成一个词库。 2.利用词向量计算概率p(x|y) When we attempt to classify a document, we multiply ...
分类:其他好文   时间:2017-03-28 20:46:16    阅读次数:287
java.sql.SQLException: Connections could not be acquired from the underlying database!
警告: com.mchange.v2.resourcepool.BasicResourcePool$AcquireTask@2b121272 -- Acquisition Attempt Failed!!! Clearing pending acquires. While trying to acq ...
分类:数据库   时间:2017-03-19 00:05:31    阅读次数:540
Laravel 5.2服务----用户验证Auth相关问题
关于laravel的auth()用户认证这一块,面前我也是,有用到,有碰到什么问题我就记录下来。 手动认证用户 once 方法只在单个请求中将用户登录到应用,而不存储任何 Session 和 Cookie,这在构建无状态的 API 时很有用。once方法和attempt方法用法差不多: ...
分类:其他好文   时间:2017-03-09 18:18:57    阅读次数:138
Learning to Compare Image Patches via Convolutional Neural Networks --- Reading Summary
Learning to Compare Image Patches via Convolutional Neural Networks Reading Summary 2017.03.08 Target: this paper attempt to learn a geneal similarity ...
分类:Web程序   时间:2017-03-08 22:39:51    阅读次数:384
java ee spec
Web profile[edit] In an attempt to limit the footprint of web containers, both in physical and in conceptual terms, the web profile was created, a sub ...
分类:编程语言   时间:2017-02-24 10:59:42    阅读次数:229
Warning: Attempt to present <UIAlertController: 0x7fb6ab704950> on <UIViewController: 0x7fb6ab51c810> whose view is not in the window hierarchy!
对于在UIView上,是不能跳转的,所以我们通常要借助UIViewController,但经常会出现UIViewController没被加载的情况。这时就会报这个错。 解决方法: viewCon = (UIApplication.shared.keyWindow?.rootViewControlle ...
分类:Windows程序   时间:2017-01-14 11:24:14    阅读次数:272
Software Solutions CACHE COHERENCE AND THE MESI PROTOCOL
COMPUTER ORGANIZATION AND ARCHITECTURE DESIGNING FOR PERFORMANCE NINTH EDITION Software cache coherence schemes attempt to avoid the need for addition ...
分类:系统相关   时间:2017-01-05 15:25:48    阅读次数:216
打包python为可执行文件时报错R6034解决方案
R6034 指的是:”An application has made an attempt to load the C runtime library incorrectly. Please contact the application's support team for more inform ...
分类:编程语言   时间:2016-12-12 02:30:27    阅读次数:266
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