Programmer Group

1. Background In order to save costs, the test environment is deployed on the PC of the office environment, more than 200 web applications or other applications, 10 + centos servers, and then automatically deployed through the jenkins + shell script. However, because there is no computer room and no special cabinet, it often leads to an unexpe ...

Today we will summarize the sorting algorithms in the data structure. Data structure Sorting Algorithm part1:Direct insertion sort: Thought: When inserting the I (i >= 1) element, the preceding array[0],array[1],... array[i-1] has been arranged In this case, the sequence code of array[i] and array[i-1],array[i-2],... Compare the ranking o ...

Links: http://www.cnblogs.com/peida/archive/2012/11/14/2769248.html Find is a common Linux command, but we usually find out not only to look at it, but also to have further operations, at this time the role of exec appears. Exc explains: - The exec parameter is followed by the command command, whose termination is marked by; so the sem ...

Notes on Starting Linux Kernel Analysis from start_kernel to init Process The use of GDB Before entering the GDB debugging, first master the most commonly used commands of GDB, in order to facilitate the completion of tracking. B [reak] line number: add breakpoints s[tep]: Step-in n[ext]: One-step skip c[ontinue]: Continue execution r[un ...

Since OpenGL is a pure rendering core, to write OpenGL programs, you need to build a shell program first. There are different implementations of shell programs under different platforms. This series of articles are all carried out on win32 platform. Specific implementation, the Internet can find many, so this is not the focus of this article. T ...

What is npm script? In the package.json file, script commands defined using scripts fields { // ... "scripts": { "build": "node build.js" } } How to execute npm scripts? $ npm run build # Equivalent to implementation $ node build.js Do you know any npm scripts? #View all npm script commands for the current project #(Actually, you can ...

Links to the original text: http://blog.csdn.net/xyang81/article/details/52562571 MySQL The principle of master-slave synchronization is the same as that of master-slave synchronization, but both sides are master-slave roles. Environmental Science operating system Version: CentOS 7 64 bits MySQL version: MySQL 5.6.33 Node 1IP: 192.1 ...

ABSTRACT: The usage of Chinese fetching doctrine is very good. In order to prevent their apk from being brought, here is a kind of technology to teach you! I have been working on android framework for nearly three years. Now the company wants to do some research on android apk security, so I am looking for a lot of information to learn on ...

Previously, we have simply deployed the web application under development on Heroku. Now our application will use the MongoDB database. How can we deploy a MongoDB connection in the cloud? Further, our ultimate goal is to connect different databases in production and development environments. This article will describe the whole process. R ...

Difficulty degree: Reading point: python; web security; Author: xiaoye Source: i Spring and Autumn Period Key words: network penetration technology Prefacepython is a simple and easy language to learn. Powerful third-party libraries enable us to multiply our programming efforts with half the effort. Today, let's talk about python multi ...