Effective java notes [PART 6]
No.36坚持使用Override注解 关于本章，Joshua Bloch的主要观点是我们本以为覆盖的地方实际没有。 作者举了一个覆盖equals的例子。 import java.util.Set;import java.util.HashSet;public class Bigram { private final char first; private final char second;...
View ArticleDebian GNU/Linux Fixes Dangerous TCP Flaw In New Update
I n mid-August, we told you about a critical flaw in linux kernel that affected Linux kernel 3.6 and beyond. If exploited, this flaw allows a wide range of malicious blind off-path TCP attacks that...
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Linux Kernel 3.12长期支持分支迎来第63个维护版本
今天，linux内核开发者Jiri Slaby宣布长期支持分支Linux Kernel 3.12迎来第63个维护更新版本。在Linux Kernel 3.12.63版本中共计对104份文件进行了调整，插入979处，删除397处，对MIPS, x86, UM, ARC, ARM, 和s390硬件架构进行了诸多改善，尤其是Radeon、Intel i915, iiO, InfiniBand, MD,...
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9月7日-每日安全知识热点
热点概要：使用USB Ethernet + DHCP + Responder组合技术从锁定的计算机偷取账号信息、绕过McAfee应用白名单、Android 2016.9月安全公告、瘦客户端漏洞评估第三部分、我如何读uber的内部邮件和日志的 国内热词： 三星国内上线IMEI检查工具：消除Note 7召回顾虑 苹果发布会10大看点:iPhone7 5288起,中国首发存疑...
View Article马哥教育网络班20期-第七周课程作业
1、创建一个10G分区，并格式为ext4文件系统； (1) 要求其block大小为2048, 预留空间百分比为2, 卷标为MYDATA, 默认挂载属性包含acl； ]#mke2fs -t ext4 -b 2048 -L MYDATA -m 2 O acl /dev/sda1 (2) 挂载至/data/mydata目录，要求挂载时禁止程序自动运行，且不更新文件的访问时间戳； ]# mkdir p...
View ArticleThe Kolab Weekly
This week in the Kolab universe … euh, I don’t know precisely. I was not in the office for most of the week, consulting a customer on-site, so I can only mention some things and might end up glancing...
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PiCHUB USB-C Raspberry Pi Hub (video)
Raspberry Pi enthusiasts that would like to be able to connect the new USB-C cables and devices to their mini PC may be interested in a hub which is compatible with all Raspberry Pi PCs including the...
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Sorting cucumbers using AI, Raspberry Pi + Arduino
When it comes to farming veggieslike cucumbers, the sorting processcan often be just as hard and tricky as actually growing them. That’s why Makoto Koike is using Google’sTensorFlow machine learning...
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Raspberry Pi Sense HAT and other sensors added to rtndf so that it’s a bit...
rtndf now has python PPEs that support streaming data from a variety of environmental sensors. The sensehat PPE streams data from all of the sensors on the Raspberry Pi Sense HAT . The sensors PPE...
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发布 HypriotOS1.0.0 (Blackbeard)
发布 HypriotOS1.0.0 (Blackbeard) 原文地址（ http://blog.hypriot.com/post/r ... -1-0/ ） 2016年8月21日，星期天 ** 今天我们骄傲地宣布HyproitOS1.0.0 版本发布－这是一款容器操作系统，可以在任何支持Raspberry Pi系列的设备上运行，能让你在五分钟内从0到Docker. **...
View ArticleDebian CI updates for September 2016
debci 1.4 was released just a few days ago. Among general improvements, I would like to highlight: pretty much every place in the web UI that mentions a PASS or a FAIL also displays the tested package...
View ArticleopenSUSE Tumbleweed Linux Users Get Firefox 48.0.2, Thunderbird 45.3 &...
Today, September 7, 2016, Douglas DeMaio published yet another informative bulletin to keep users of the openSUSE Tumbleweed linux operating system up to date with the latest changes and software...
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Linux 管理员10个关键技巧
好的系统管理员区分在效率上。如果一位高效的系统管理员能在 10 分钟内完成一件他人需要 2 个小时才能完成的任务，那么他应该受到奖励（得到更多报酬），因为他为公司节约了时间，而时间就是金钱，不是吗？ 技巧是为了提高管理效率。虽然本文不打算对所有技巧进行讨论，但是我会介绍 “懒惰” 管理员所用的 10 个基本法宝。这些技巧可以节约时间 ――...
View ArticleAryaLinux 2016.08 Distro Is the First to Ship with MATE 1.15 Desktop, VLC 3.0
Aryalinux developer Chandrakant Singh today, September 7, 2016, announced the release and immediate availability for download of the AryaLinux 2016.08 GNU/Linux distribution. Powered by the latest and...
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AV Linux 2016.8.30 发布，基于 Debian 发行版
AV linux 2016.8.30 发布了，AV Linux是多功能的、基于Debian的发行，其特色是大量收集了音频和视频创作软件。此外，它还封装了一套良好定制的Liquorix内核，带有很多 性能和调整方面的优化，以使运行效率最大化。AV Linux可以直接从自启动运行DVD或USB存储设备引导，尽管它也能安装到硬盘上从而作为面向日常任务的通用操作系统使用。 本次发布主要改进如下： -...
View ArticleSolus 1.2.0.5 Updated ISO Launches with Budgie Fixes, Newest Software Releases
Joshua Strobl from the Solus Project is happy to announce today, September 7, 2016, the release of an updated ISO image for the Solus operating system based on the linux kernel. Solus 1.2.0.5 is now...
View ArticleElive 2.7.6 Beta Linux OS Lands with Amazing Speedup Improvements for Some Apps
Today, September 7, 2016, the Elive development team announced the release and immediate availability of yet another Beta milestone of the Elive linux operating system. Release highlights of Elive...
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Elive 2.7.6 (Beta) 发布，基于 Debian 发行版
Elive 2.7.6 (Beta) 发布了，Elive，或者称为Enlightenment live CD，是基于Debian的桌面linux发行及自启动运行光盘，其特色在于使用Enlightenment窗口管理器。除了进行预配置并适合于日常桌面 应用外，它还包含了“Elpanel”，一份面向简易系统及桌面管理的控制中心。Elive是商业发行；尽管自启动运行光盘可免费下载获取，希望将其安装...
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Makefile文件简介
Makefile 一个工程中的源文件不计数，其按类型、功能、模块分别放在若干个目录中，makefile定义了一系列的规则来指定，哪些文件需要先编译，哪些文件需要后编译，哪些文件需要重新编译，甚至于进行更复杂的功能操作，因为 makefile就像一个Shell脚本一样，其中也可以执行操作系统的命令。...
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HPE crams unloved software down Brits' throats then charges them $9bn to swal...
Hewlett Packard Enterprise will sell off its non-core software business in what it calls an $8.8bn "spin merge" deal with UK-based Micro Focus. HPE's big data, security, and IT management products...
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