Monthly Archives: February 2019

Packaging Python Projects pip This tutorial walks you through how to package a simple Python project. It will show you how to add the necessary files and structure to create the package, how to build the package, and how... Read More | Share it now!

Cassandra Python Driver Getting Started First, make sure you have the driver properly installed. Connecting to Cassandra Before we can start executing any queries against a Cassandra cluster we need to setup... Read More | Share it now!

Unable to connect to the server: x509: certificate signed by unknown authority Did some digging around and found that it is because of self signed certificates. This can be solved by adding to every kubectl command or (the preferred way) adding: to the kube-apiserver startup shell... Read More | Share it now!

制作 macOS Mojave U盘USB启动安装盘方法教程 (全新安装 Mac 系统)

一键制作 macOS Monterey U盘 USB 启动安装盘命令方法教程 (全新安装 Mac 系统) 随着苹果 macOS Mojave 正式版发布,很多使用 Mac... Read More | Share it now!

Install RPM packages

In Ubuntu Linux, installation of software can be done on using  Ubuntu Software Center or  Synaptic package manager or apt-get command line mode.  Not all programs comes in Debian package format and still that are comes in standard RPM... Read More | Share it now!


脚本输出1到15不难,比如你写一个for循环: 注意一下{}的用法 这样就可以输出1到15了,但是就算你把脚本中的1改成01,也输出不了01 ... Read More | Share it now!