#HA

/usr/lib/uwsgi/plugins/python_plugin.so: cannot open shared object file: No such file or directory

 Djangouwsgi部署方式下产生这个Bug,后来发现把uwsgi配置ini文件里面的#plugins=python把上面这句配置语句注释掉,uwsgi就可以运行了,当然,是正常可用运行状态。...

Ubuntu16.04部署phantomjs的一个问题

   首先phantomjs是作为pyspider的一个外部依赖组件部署的。   apt安装完出现问题:QXcbConnection:CouldnotconnecttodisplayPhantomJShascrashed.Pleasereadthebugrep...

use ECharts with Angular 2 and TypeScript

https://stackoverflow.com/questions/38158318/is-it-possible-to-use-echarts-baidu-with-angular-2-and-typescriptnpminstall--saveechartsnpminstall--save-dev@types/...

You have JVM property "https.proxyHost" set to “localhost”

   Mac下Pycharm和AndroidStudio里面proxy配置页都提示这个,后来在~/.gradle/gradle.properties里面找到了proxy设置代码,删掉就好了。...

What’s a service mesh? And why do I need one?

https://buoyant.io/2017/04/25/whats-a-service-mesh-and-why-do-i-need-one/ Update2018-02-06:Sincethisarticlewaspublished,we’velaunched Conduit,an...

Taking A Fresh Look At What Open Source API Management Architecture Is Available

http://apievangelist.com/2014/10/05/taking-a-fresh-look-at-what-open-source-api-management-architecture-is-available/05Oct2014I’vebeena outspokenadvo...

What’s new in Channels 2 摘译

   最近准备在一个老Django项目上启用Channels,Channels于今年2月2日发布2.0版本,这个版本包含很多不向前兼容的特性,为了新特性调研的需要,也为了方便社区,我把新版本的What'sNew摘要汉化一下。   一、依赖要求:因为对Py3标准...

How to change from default to alternative Python version on Debian Linux

https://linuxconfig.org/how-to-change-from-default-to-alternative-python-version-on-debian-linuxYourDebianLinuxinstallationmayincludemultiplepythonversionsandth...

2017年最适用于WIFI HACK的无线网卡推荐

http://www.freebuf.com/articles/wireless/140065.html相信很多初次使用KaliLinux来进行无线渗透的小伙伴都曾遇到过一个非常头疼的问题,就是不知道如何选购一款合适的无线网卡。因为KaliLinux并不是所有的网卡都支持,一旦选错了网卡不仅会给我们造成经济上的损失,更...

Ceph剖析:数据分布之CRUSH算法与一致性Hash

https://www.cnblogs.com/shanno/p/3958298.html数据分布是分布式存储系统的一个重要部分,数据分布算法至少要考虑以下三个因素:1)故障域隔离。同份数据的不同副本分布在不同的故障域,降低数据损坏的风险;2)负载均衡。数据能够均匀地分布在磁盘容量不等的存储节点,避免部分节点空闲部分节...

Techniques for HA IT Management

7.TechniquesThatAddressMultipleAvailabilityRequirementsRedundancyHardwareRedundancyExamplesSoftwareRedundancyExamplesEnvironmentalRedundancyExampleCriticalSucce...

django_simple_captcha使用笔记

一、先来官方文档的步骤:Install django-simple-captcha via pip: pip install  django-simple-captchaAdd captcha tothe INSTALL...

LIST OF BEST OPEN SOURCE BLOCKCHAIN PLATFORMS

https://www.blockchain-council.org/blockchain/list-of-best-open-source-blockchain-platforms/ OpensourceBlockchainPlatformsOpensourcesoftwareisaradicalmodel...

The Best Blockchain Open Source Projects

https://101blockchains.com/blockchain-open-source/Blockchainhasbeenthebuzzwordoftheyearforalmostadecadenow,andthatdoesn’tseemtostopanytimesoon.Whilethetec...

001.hadoop及hbase部署

1.1相关环境系统:CentOS7#CentOS6.x系列也可参考,转换相关命令即可。hadoop包:hadoop-2.7.0.tar.gz#下载官方地址:http://www.apache.org/dyn/closer.cgi/hadoop/common/hbase包:hbase-1.0.3-bin.tar.gz#下...
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