Tag:Catalog

  • CentOS 7 installing rabbitmq

    Time:2020-1-24

    Environmental preparation Basic system: CentOS 7.6Erlang and rabbitmq need version correspondence. Refer to the following version for referenceErlang: otp_src_22.0.tar.gz (rabbitmq is developed based on Erlang language, so Erlang must be installed first)RabbitMQ:rabbitmq-server-generic-unix-3.7.15.tar.xz 1. Download and upload the corresponding version of software package 1.1. Erlang Download Erlang official website:https://www.erlang.org/downloads OTP? SRC? 22.0.tar.gz (1 slow to use […]

  • Get development SHA1 and development SHA1

    Time:2020-1-24

    Note:The premise is that you have installed the JDK and Android SDK, and you have set the environment variables of both. Here is jdk8 Get development SHA1 (also known as beta) 1. Open command line cd .android 2. Enter keytool – List – V – keystore debug.keystore to get development board SHA1 keytool -list -v […]

  • Less than 100 lines of code, using node to write a static blog generator

    Time:2020-1-23

    Less than 100 lines of code, using node to write a static blog generator Now there are many popular static blog generation tools, such ashexo、hugoIn fact, manual implementation of a static blog generation tool is also a simple process. This article will take you to use node to implement a simple static blog generation tool. […]

  • Android native PDF function implementation: PDF reading, PDF page Jump, PDF gesture scaling, PDF tree, PDF Preview thumbnail

    Time:2020-1-23

    1, background In the near future, the company hopes to realize the PDF function of Android native terminal, which requires high efficiency and practicality. After two days of research and coding, a simple demo is implemented, as shown in the figure above.There are many technical points about the implementation of PDF function on Android native […]

  • Display real-time FPS value in IOS development

    Time:2020-1-22

    OttoFPSButton Preface In project development, sometimes you need to view the real-timeFPSValue as a reference for performance. advantage Display FPS value in real time. It can be dragged to any position to trim without affecting debugging. Design sketch Use Drag the ottofpsbutton directory to the target project, andAppDelegate.mAdd the following code to it #import “OttoFPSButton.h” […]

  • Tomcat uses JNDI to configure data source

    Time:2020-1-22

    1. Introduction to JNDI 1.1 definition JNDI is a set of interfaces for object naming and directory service proposed by sun. Its full name isJava Naming and Directory Interface, in short, JNDI abstracts a layer based on directory service to find Java objects. The definitions in Wikipedia are as follows: The Java Naming and Directory […]

  • Data analysis and prediction of Taobao double 11 — “pit point” summary

    Time:2020-1-22

    During the National Day holiday, I stayed in school to do Dr. Lin Ziyu’s big data experiment — Taobao double 11 data analysis and prediction. Although the tutorial was written in detail, I still stepped on many holes. Now I record it and hope to give others some help. Taobao double 11 data analysis and […]

  • Write react with Babel and webpack ES6 syntax

    Time:2020-1-22

    Note: This is the original translation Write react with Babel and webpack ES6 syntax Environmental Science react & react dom $ npm i –save-dev react react-dom webpack & webpack-dev-server Webpack: package JS into a bundleWeb pack dev server: developing web server $ npm i –save-dev webpack $ npm install webpack-dev-server -g babel npm install –save-dev […]

  • HA: Chakravyuh Vulnhub Walkthrough

    Time:2020-1-22

    Target link: https://www.vulnhub.com/entry/ha-chakravyuh,388/ Host detection scan:   Port scan: ╰─ nmap -p- -sC -sV 10.10.202.131   FTP anonymous access   Download the compressed file. You need a password to decompress. The basic routine has always been that you need a password. Next, you need to find the decompress password   Directory enumeration     PhpMyAdmin […]

  • Recommend a good-looking hexo theme Ayer

    Time:2020-1-21

    introduce Ayer is a clean and elegant hexo theme. It is self-contained and responsive, with fast loading speed. There are many functions and configurable items. It is very suitable for your blog theme. Six exquisite high-definition wallpapers are also attached to the theme. Welcome to use and star support, if you have any questions or […]

  • HDFS in detail

    Time:2020-1-21

    I was asked, “I let one go*Avi is on the Linux server. You can’t find it. Log on and find that the etc folder is several G large…. Why don’t you cut avi into pieces and put it on different servers? Who can find out?? 1. HDFS foreword As a joke, HDFS does not allow […]

  • Mumbai:1 Vulnhub Walkthrough

    Time:2020-1-21

    Target address: https://www.vulnhub.com/entry/mumbai-1,372/ Host detection:   Host port scan:   FTP download note file TODO: Move these multiple HTTP Servers running to Docker. I hear containers make things inherentlysecure – maybe this will shut those security researchers up. Also, don’t forget to remove all those privilege escalation exploits from /tmp – we don’t want torebuild […]